diff options
121 files changed, 7831 insertions, 9584 deletions
@@ -137,6 +137,7 @@ gem 'acts-as-taggable-on', '~> 4.0' gem 'sidekiq', '~> 4.2' gem 'sidekiq-cron', '~> 0.4.0' gem 'redis-namespace', '~> 1.5.2' +gem 'sidekiq-limit_fetch', '~> 3.4' # HTTP requests gem 'httparty', '~> 0.13.3' diff --git a/Gemfile.lock b/Gemfile.lock index 290e4c3e1b3..81b43f2238a 100644 --- a/Gemfile.lock +++ b/Gemfile.lock @@ -685,6 +685,8 @@ GEM redis-namespace (>= 1.5.2) rufus-scheduler (>= 2.0.24) sidekiq (>= 4.0.0) + sidekiq-limit_fetch (3.4.0) + sidekiq (>= 4) simplecov (0.12.0) docile (~> 1.1.0) json (>= 1.8, < 3) @@ -961,6 +963,7 @@ DEPENDENCIES shoulda-matchers (~> 2.8.0) sidekiq (~> 4.2) sidekiq-cron (~> 0.4.0) + sidekiq-limit_fetch (~> 3.4) simplecov (= 0.12.0) slack-notifier (~> 1.2.0) spinach-rails (~> 0.2.1) diff --git a/README.md b/README.md index dbe6db3ebed..f63543ca39d 100644 --- a/README.md +++ b/README.md @@ -82,6 +82,10 @@ GitLab is a Ruby on Rails application that runs on the following software: For more information please see the [architecture documentation](https://docs.gitlab.com/ce/development/architecture.html). +## UX design + +Please adhere to the [UX Guide](doc/development/ux_guide/readme.md) when creating designs and implementing code. + ## Third-party applications There are a lot of [third-party applications integrating with GitLab](https://about.gitlab.com/applications/). These include GUI Git clients, mobile applications and API wrappers for various languages. diff --git a/app/assets/javascripts/boards/boards_bundle.js.es6 b/app/assets/javascripts/boards/boards_bundle.js.es6 index efb22d38513..7ba918a05f8 100644 --- a/app/assets/javascripts/boards/boards_bundle.js.es6 +++ b/app/assets/javascripts/boards/boards_bundle.js.es6 @@ -22,6 +22,8 @@ $(() => { gl.IssueBoardsApp.$destroy(true); } + Store.create(); + gl.IssueBoardsApp = new Vue({ el: $boardApp, components: { @@ -37,16 +39,15 @@ $(() => { issueLinkBase: $boardApp.dataset.issueLinkBase, detailIssue: Store.detail }, - init: Store.create.bind(Store), computed: { detailIssueVisible () { return Object.keys(this.detailIssue.issue).length; - } + }, }, created () { gl.boardService = new BoardService(this.endpoint, this.boardId); }, - ready () { + mounted () { Store.disabled = this.disabled; gl.boardService.all() .then((resp) => { @@ -60,6 +61,8 @@ $(() => { } }); + this.state.lists = _.sortBy(this.state.lists, 'position'); + Store.addBlankState(); this.loading = false; }); @@ -70,6 +73,9 @@ $(() => { el: '#js-boards-seach', data: { filters: Store.state.filters + }, + mounted () { + gl.issueBoards.newListDropdownInit(); } }); }); diff --git a/app/assets/javascripts/boards/components/board.js.es6 b/app/assets/javascripts/boards/components/board.js.es6 index 0e03d43872b..31de3b25284 100644 --- a/app/assets/javascripts/boards/components/board.js.es6 +++ b/app/assets/javascripts/boards/components/board.js.es6 @@ -10,6 +10,7 @@ window.gl.issueBoards = window.gl.issueBoards || {}; gl.issueBoards.Board = Vue.extend({ + template: '#js-board-template', components: { 'board-list': gl.issueBoards.BoardList, 'board-delete': gl.issueBoards.BoardDelete, @@ -24,7 +25,6 @@ return { detailIssue: Store.detail, filters: Store.state.filters, - showIssueForm: false }; }, watch: { @@ -58,10 +58,10 @@ }, methods: { showNewIssueForm() { - this.showIssueForm = !this.showIssueForm; + this.$refs['board-list'].showIssueForm = !this.$refs['board-list'].showIssueForm; } }, - ready () { + mounted () { const options = gl.issueBoards.getBoardSortableDefaultOptions({ disabled: this.disabled, group: 'boards', @@ -72,13 +72,9 @@ if (e.newIndex !== undefined && e.oldIndex !== e.newIndex) { const order = this.sortable.toArray(), - $board = this.$parent.$refs.board[e.oldIndex + 1], - list = $board.list; - - $board.$destroy(true); + list = Store.findList('id', parseInt(e.item.dataset.id)); this.$nextTick(() => { - Store.state.lists.splice(e.newIndex, 0, list); Store.moveList(list, order); }); } @@ -87,8 +83,5 @@ this.sortable = Sortable.create(this.$el.parentNode, options); }, - beforeDestroy () { - Store.state.lists.$remove(this.list); - } }); })(); diff --git a/app/assets/javascripts/boards/components/board_blank_state.js.es6 b/app/assets/javascripts/boards/components/board_blank_state.js.es6 index 885553690d3..691487b272a 100644 --- a/app/assets/javascripts/boards/components/board_blank_state.js.es6 +++ b/app/assets/javascripts/boards/components/board_blank_state.js.es6 @@ -30,6 +30,8 @@ }); }); + Store.state.lists = _.sortBy(Store.state.lists, 'position'); + // Save the labels gl.boardService.generateDefaultLists() .then((resp) => { diff --git a/app/assets/javascripts/boards/components/board_card.js.es6 b/app/assets/javascripts/boards/components/board_card.js.es6 index 2f6c03e3538..b1afbe7d97e 100644 --- a/app/assets/javascripts/boards/components/board_card.js.es6 +++ b/app/assets/javascripts/boards/components/board_card.js.es6 @@ -6,6 +6,7 @@ window.gl.issueBoards = window.gl.issueBoards || {}; gl.issueBoards.BoardCard = Vue.extend({ + template: '#js-board-list-card', props: { list: Object, issue: Object, @@ -53,11 +54,6 @@ mouseDown () { this.showDetail = true; }, - mouseMove () { - if (this.showDetail) { - this.showDetail = false; - } - }, showIssue (e) { const targetTagName = e.target.tagName.toLowerCase(); diff --git a/app/assets/javascripts/boards/components/board_list.js.es6 b/app/assets/javascripts/boards/components/board_list.js.es6 index 34fc7694241..379f4f0d72b 100644 --- a/app/assets/javascripts/boards/components/board_list.js.es6 +++ b/app/assets/javascripts/boards/components/board_list.js.es6 @@ -9,6 +9,7 @@ window.gl.issueBoards = window.gl.issueBoards || {}; gl.issueBoards.BoardList = Vue.extend({ + template: '#js-board-list-template', components: { 'board-card': gl.issueBoards.BoardCard, 'board-new-issue': gl.issueBoards.BoardNewIssue @@ -19,20 +20,20 @@ issues: Array, loading: Boolean, issueLinkBase: String, - showIssueForm: Boolean }, data () { return { scrollOffset: 250, filters: Store.state.filters, - showCount: false + showCount: false, + showIssueForm: false }; }, watch: { filters: { handler () { this.list.loadingMore = false; - this.$els.list.scrollTop = 0; + this.$refs.list.scrollTop = 0; }, deep: true }, @@ -51,15 +52,20 @@ }); } }, + computed: { + orderedIssues () { + return _.sortBy(this.issues, 'priority'); + }, + }, methods: { listHeight () { - return this.$els.list.getBoundingClientRect().height; + return this.$refs.list.getBoundingClientRect().height; }, scrollHeight () { - return this.$els.list.scrollHeight; + return this.$refs.list.scrollHeight; }, scrollTop () { - return this.$els.list.scrollTop + this.listHeight(); + return this.$refs.list.scrollTop + this.listHeight(); }, loadNextPage () { const getIssues = this.list.nextPage(); @@ -72,7 +78,7 @@ } }, }, - ready () { + mounted () { const options = gl.issueBoards.getBoardSortableDefaultOptions({ group: 'issues', sort: false, @@ -81,23 +87,27 @@ onStart: (e) => { const card = this.$refs.issue[e.oldIndex]; + card.showDetail = false; Store.moving.issue = card.issue; Store.moving.list = card.list; gl.issueBoards.onStart(); }, onAdd: (e) => { - gl.issueBoards.BoardsStore.moveIssueToList(Store.moving.list, this.list, Store.moving.issue); + // Add the element back to original list to allow Vue to handle DOM updates + e.from.appendChild(e.item); + + this.$nextTick(() => { + // Update the issues once we know the element has been moved + gl.issueBoards.BoardsStore.moveIssueToList(Store.moving.list, this.list, Store.moving.issue); + }); }, - onRemove: (e) => { - this.$refs.issue[e.oldIndex].$destroy(true); - } }); - this.sortable = Sortable.create(this.$els.list, options); + this.sortable = Sortable.create(this.$refs.list, options); // Scroll event on list to load more - this.$els.list.onscroll = () => { + this.$refs.list.onscroll = () => { if ((this.scrollTop() > this.scrollHeight() - this.scrollOffset) && !this.list.loadingMore) { this.loadNextPage(); } diff --git a/app/assets/javascripts/boards/components/board_new_issue.js.es6 b/app/assets/javascripts/boards/components/board_new_issue.js.es6 index 7fc0bfd56f3..a7989a2ff4c 100644 --- a/app/assets/javascripts/boards/components/board_new_issue.js.es6 +++ b/app/assets/javascripts/boards/components/board_new_issue.js.es6 @@ -7,7 +7,6 @@ gl.issueBoards.BoardNewIssue = Vue.extend({ props: { list: Object, - showIssueForm: Boolean }, data() { return { @@ -15,11 +14,6 @@ error: false }; }, - watch: { - showIssueForm () { - this.$els.input.focus(); - } - }, methods: { submit(e) { e.preventDefault(); @@ -37,28 +31,30 @@ this.list.newIssue(issue) .then((data) => { // Need this because our jQuery very kindly disables buttons on ALL form submissions - $(this.$els.submitButton).enable(); + $(this.$refs.submitButton).enable(); Store.detail.issue = issue; }) .catch(() => { // Need this because our jQuery very kindly disables buttons on ALL form submissions - $(this.$els.submitButton).enable(); + $(this.$refs.submitButton).enable(); // Remove the issue this.list.removeIssue(issue); // Show error message this.error = true; - this.showIssueForm = true; }); this.cancel(); }, cancel() { - this.showIssueForm = false; this.title = ''; + this.$parent.showIssueForm = false; } - } + }, + mounted() { + this.$refs.input.focus(); + }, }); })(); diff --git a/app/assets/javascripts/boards/components/board_sidebar.js.es6 b/app/assets/javascripts/boards/components/board_sidebar.js.es6 index 4928320d015..d5cb6164e0b 100644 --- a/app/assets/javascripts/boards/components/board_sidebar.js.es6 +++ b/app/assets/javascripts/boards/components/board_sidebar.js.es6 @@ -41,7 +41,7 @@ this.detail.issue = {}; } }, - ready () { + mounted () { new IssuableContext(this.currentUser); new MilestoneSelect(); new gl.DueDateSelectors(); diff --git a/app/assets/javascripts/boards/components/new_list_dropdown.js.es6 b/app/assets/javascripts/boards/components/new_list_dropdown.js.es6 index 14f618fd5d5..10ce746deb5 100644 --- a/app/assets/javascripts/boards/components/new_list_dropdown.js.es6 +++ b/app/assets/javascripts/boards/components/new_list_dropdown.js.es6 @@ -1,5 +1,8 @@ /* eslint-disable */ -$(() => { +(() => { + window.gl = window.gl || {}; + window.gl.issueBoards = window.gl.issueBoards || {}; + const Store = gl.issueBoards.BoardsStore; $(document).off('created.label').on('created.label', (e, label) => { @@ -15,54 +18,58 @@ $(() => { }); }); - $('.js-new-board-list').each(function () { - const $this = $(this); - new gl.CreateLabelDropdown($this.closest('.dropdown').find('.dropdown-new-label'), $this.data('namespace-path'), $this.data('project-path')); + gl.issueBoards.newListDropdownInit = () => { + $('.js-new-board-list').each(function () { + const $this = $(this); + new gl.CreateLabelDropdown($this.closest('.dropdown').find('.dropdown-new-label'), $this.data('namespace-path'), $this.data('project-path')); - $this.glDropdown({ - data(term, callback) { - $.get($this.attr('data-labels')) - .then((resp) => { - callback(resp); - }); - }, - renderRow (label) { - const active = Store.findList('title', label.title), - $li = $('<li />'), - $a = $('<a />', { - class: (active ? `is-active js-board-list-${active.id}` : ''), - text: label.title, - href: '#' - }), - $labelColor = $('<span />', { - class: 'dropdown-label-box', - style: `background-color: ${label.color}` - }); + $this.glDropdown({ + data(term, callback) { + $.get($this.attr('data-labels')) + .then((resp) => { + callback(resp); + }); + }, + renderRow (label) { + const active = Store.findList('title', label.title), + $li = $('<li />'), + $a = $('<a />', { + class: (active ? `is-active js-board-list-${active.id}` : ''), + text: label.title, + href: '#' + }), + $labelColor = $('<span />', { + class: 'dropdown-label-box', + style: `background-color: ${label.color}` + }); - return $li.append($a.prepend($labelColor)); - }, - search: { - fields: ['title'] - }, - filterable: true, - selectable: true, - multiSelect: true, - clicked (label, $el, e) { - e.preventDefault(); + return $li.append($a.prepend($labelColor)); + }, + search: { + fields: ['title'] + }, + filterable: true, + selectable: true, + multiSelect: true, + clicked (label, $el, e) { + e.preventDefault(); - if (!Store.findList('title', label.title)) { - Store.new({ - title: label.title, - position: Store.state.lists.length - 2, - list_type: 'label', - label: { - id: label.id, + if (!Store.findList('title', label.title)) { + Store.new({ title: label.title, - color: label.color - } - }); + position: Store.state.lists.length - 2, + list_type: 'label', + label: { + id: label.id, + title: label.title, + color: label.color + } + }); + + Store.state.lists = _.sortBy(Store.state.lists, 'position'); + } } - } + }); }); - }); -}); + }; +})(); diff --git a/app/assets/javascripts/boards/mixins/sortable_default_options.js.es6 b/app/assets/javascripts/boards/mixins/sortable_default_options.js.es6 index db9a5a8e40a..5f99de39122 100644 --- a/app/assets/javascripts/boards/mixins/sortable_default_options.js.es6 +++ b/app/assets/javascripts/boards/mixins/sortable_default_options.js.es6 @@ -23,7 +23,7 @@ fallbackOnBody: true, ghostClass: 'is-ghost', filter: '.board-delete, .btn', - delay: gl.issueBoards.touchEnabled ? 100 : 50, + delay: gl.issueBoards.touchEnabled ? 100 : 0, scrollSensitivity: gl.issueBoards.touchEnabled ? 60 : 100, scrollSpeed: 20, onStart: gl.issueBoards.onStart, diff --git a/app/assets/javascripts/boards/models/list.js.es6 b/app/assets/javascripts/boards/models/list.js.es6 index b331a26fed5..8a7dc67409e 100644 --- a/app/assets/javascripts/boards/models/list.js.es6 +++ b/app/assets/javascripts/boards/models/list.js.es6 @@ -42,7 +42,8 @@ class List { } destroy () { - gl.issueBoards.BoardsStore.state.lists.$remove(this); + const index = gl.issueBoards.BoardsStore.state.lists.indexOf(this); + gl.issueBoards.BoardsStore.state.lists.splice(index, 1); gl.issueBoards.BoardsStore.updateNewListDropdown(this.id); gl.boardService.destroyList(this.id); diff --git a/app/assets/javascripts/boards/stores/boards_store.js.es6 b/app/assets/javascripts/boards/stores/boards_store.js.es6 index 175e034afed..6bc95aa60f2 100644 --- a/app/assets/javascripts/boards/stores/boards_store.js.es6 +++ b/app/assets/javascripts/boards/stores/boards_store.js.es6 @@ -39,6 +39,8 @@ // Remove any new issues from the backlog // as they will be visible in the new list list.issues.forEach(backlogList.removeIssue.bind(backlogList)); + + this.state.lists = _.sortBy(this.state.lists, 'position'); }); this.removeBlankState(); }, @@ -58,6 +60,8 @@ title: 'Welcome to your Issue Board!', position: 0 }); + + this.state.lists = _.sortBy(this.state.lists, 'position'); }, removeBlankState () { this.removeList('blank'); diff --git a/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6 b/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6 index 29a12a2395b..52e2846d279 100644 --- a/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6 +++ b/app/assets/javascripts/diff_notes/components/comment_resolve_btn.js.es6 @@ -1,9 +1,13 @@ /* eslint-disable */ -((w) => { - w.CommentAndResolveBtn = Vue.extend({ +(() => { + const CommentAndResolveBtn = Vue.extend({ props: { discussionId: String, - textareaIsEmpty: Boolean + }, + data() { + return { + textareaIsEmpty: true + } }, computed: { discussion: function () { @@ -35,7 +39,7 @@ } } }, - ready: function () { + mounted: function () { const $textarea = $(`#new-discussion-note-form-${this.discussionId} .note-textarea`); this.textareaIsEmpty = $textarea.val() === ''; @@ -47,4 +51,6 @@ $(`#new-discussion-note-form-${this.discussionId} .note-textarea`).off('input.comment-and-resolve-btn'); } }); + + Vue.component('comment-and-resolve-btn', CommentAndResolveBtn); })(window); diff --git a/app/assets/javascripts/diff_notes/components/resolve_btn.js.es6 b/app/assets/javascripts/diff_notes/components/resolve_btn.js.es6 index bcc052c7c8c..27af9fc96ad 100644 --- a/app/assets/javascripts/diff_notes/components/resolve_btn.js.es6 +++ b/app/assets/javascripts/diff_notes/components/resolve_btn.js.es6 @@ -1,6 +1,6 @@ /* eslint-disable */ -((w) => { - w.ResolveBtn = Vue.extend({ +(() => { + const ResolveBtn = Vue.extend({ props: { noteId: Number, discussionId: String, @@ -54,7 +54,7 @@ }, methods: { updateTooltip: function () { - $(this.$els.button) + $(this.$refs.button) .tooltip('hide') .tooltip('fixTitle'); }, @@ -89,8 +89,8 @@ }); } }, - compiled: function () { - $(this.$els.button).tooltip({ + mounted: function () { + $(this.$refs.button).tooltip({ container: 'body' }); }, @@ -101,4 +101,6 @@ CommentsStore.create(this.discussionId, this.noteId, this.canResolve, this.resolved, this.resolvedBy); } }); -})(window); + + Vue.component('resolve-btn', ResolveBtn); +})(); diff --git a/app/assets/javascripts/diff_notes/components/resolve_count.js.es6 b/app/assets/javascripts/diff_notes/components/resolve_count.js.es6 index 24a99e23132..9522ccb49da 100644 --- a/app/assets/javascripts/diff_notes/components/resolve_count.js.es6 +++ b/app/assets/javascripts/diff_notes/components/resolve_count.js.es6 @@ -13,6 +13,9 @@ computed: { allResolved: function () { return this.resolvedDiscussionCount === this.discussionCount; + }, + resolvedCountText() { + return this.discussionCount === 1 ? 'discussion' : 'discussions'; } } }); diff --git a/app/assets/javascripts/diff_notes/components/resolve_discussion_btn.js.es6 b/app/assets/javascripts/diff_notes/components/resolve_discussion_btn.js.es6 index 060034f049b..b945a09fcbe 100644 --- a/app/assets/javascripts/diff_notes/components/resolve_discussion_btn.js.es6 +++ b/app/assets/javascripts/diff_notes/components/resolve_discussion_btn.js.es6 @@ -1,6 +1,6 @@ /* eslint-disable */ -((w) => { - w.ResolveDiscussionBtn = Vue.extend({ +(() => { + const ResolveDiscussionBtn = Vue.extend({ props: { discussionId: String, mergeRequestId: Number, @@ -54,4 +54,6 @@ CommentsStore.createDiscussion(this.discussionId, this.canResolve); } }); -})(window); + + Vue.component('resolve-discussion-btn', ResolveDiscussionBtn); +})(); diff --git a/app/assets/javascripts/diff_notes/diff_notes_bundle.js.es6 b/app/assets/javascripts/diff_notes/diff_notes_bundle.js.es6 index 6149bfd052a..bd4c20aed8b 100644 --- a/app/assets/javascripts/diff_notes/diff_notes_bundle.js.es6 +++ b/app/assets/javascripts/diff_notes/diff_notes_bundle.js.es6 @@ -8,24 +8,35 @@ //= require_directory ./components $(() => { - window.DiffNotesApp = new Vue({ - el: '#diff-notes-app', - components: { - 'resolve-btn': ResolveBtn, - 'resolve-discussion-btn': ResolveDiscussionBtn, - 'comment-and-resolve-btn': CommentAndResolveBtn - }, - methods: { - compileComponents: function () { - const $components = $('resolve-btn, resolve-discussion-btn, jump-to-discussion'); - if ($components.length) { - $components.each(function () { - DiffNotesApp.$compile($(this).get(0)); - }); + const COMPONENT_SELECTOR = 'resolve-btn, resolve-discussion-btn, jump-to-discussion, comment-and-resolve-btn'; + + window.gl = window.gl || {}; + window.gl.diffNoteApps = {}; + + gl.diffNotesCompileComponents = () => { + const $components = $(COMPONENT_SELECTOR).filter(function () { + return $(this).closest('resolve-count').length !== 1; + }); + + if ($components) { + $components.each(function () { + const $this = $(this); + const noteId = $this.attr(':note-id'); + const tmp = Vue.extend({ + template: $this.get(0).outerHTML + }); + const tmpApp = new tmp().$mount(); + + if (noteId) { + gl.diffNoteApps[`note_${noteId}`] = tmpApp; } - } + + $this.replaceWith(tmpApp.$el); + }); } - }); + }; + + gl.diffNotesCompileComponents(); new Vue({ el: '#resolve-count-app', diff --git a/app/assets/javascripts/merge_conflicts/components/diff_file_editor.js.es6 b/app/assets/javascripts/merge_conflicts/components/diff_file_editor.js.es6 index 6da3942ea52..9e4ffd07dbd 100644 --- a/app/assets/javascripts/merge_conflicts/components/diff_file_editor.js.es6 +++ b/app/assets/javascripts/merge_conflicts/components/diff_file_editor.js.es6 @@ -36,7 +36,7 @@ this.loadEditor(); } }, - ready() { + mounted() { if (this.file.loadEditor) { this.loadEditor(); } diff --git a/app/assets/javascripts/merge_conflicts/components/parallel_conflict_line.js.es6 b/app/assets/javascripts/merge_conflicts/components/parallel_conflict_line.js.es6 deleted file mode 100644 index 797850262cc..00000000000 --- a/app/assets/javascripts/merge_conflicts/components/parallel_conflict_line.js.es6 +++ /dev/null @@ -1,15 +0,0 @@ -/* eslint-disable */ -((global) => { - - global.mergeConflicts = global.mergeConflicts || {}; - - global.mergeConflicts.parallelConflictLine = Vue.extend({ - props: { - file: Object, - line: Object - }, - mixins: [global.mergeConflicts.utils, global.mergeConflicts.actions], - template: '#parallel-conflict-line' - }); - -})(window.gl || (window.gl = {})); diff --git a/app/assets/javascripts/merge_conflicts/components/parallel_conflict_lines.js.es6 b/app/assets/javascripts/merge_conflicts/components/parallel_conflict_lines.js.es6 index 1b3e9901f1e..4ccbdcd6daa 100644 --- a/app/assets/javascripts/merge_conflicts/components/parallel_conflict_lines.js.es6 +++ b/app/assets/javascripts/merge_conflicts/components/parallel_conflict_lines.js.es6 @@ -7,10 +7,22 @@ props: { file: Object }, - mixins: [global.mergeConflicts.utils], - components: { - 'parallel-conflict-line': gl.mergeConflicts.parallelConflictLine - } + mixins: [global.mergeConflicts.utils, global.mergeConflicts.actions], + template: ` + <table> + <tr class="line_holder parallel" v-for="section in file.parallelLines"> + <template v-for="line in section"> + <td class="diff-line-num header" :class="lineCssClass(line)" v-if="line.isHeader"></td> + <td class="line_content header" :class="lineCssClass(line)" v-if="line.isHeader"> + <strong>{{line.richText}}</strong> + <button class="btn" @click="handleSelected(file, line.id, line.section)">{{line.buttonTitle}}</button> + </td> + <td class="diff-line-num old_line" :class="lineCssClass(line)" v-if="!line.isHeader">{{line.lineNumber}}</td> + <td class="line_content parallel" :class="lineCssClass(line)" v-if="!line.isHeader" v-html="line.richText"></td> + </template> + </tr> + </table> + `, }); })(window.gl || (window.gl = {})); diff --git a/app/assets/javascripts/merge_conflicts/merge_conflicts_bundle.js.es6 b/app/assets/javascripts/merge_conflicts/merge_conflicts_bundle.js.es6 index 222a5dcfc2e..815443fb54e 100644 --- a/app/assets/javascripts/merge_conflicts/merge_conflicts_bundle.js.es6 +++ b/app/assets/javascripts/merge_conflicts/merge_conflicts_bundle.js.es6 @@ -6,7 +6,6 @@ //= require ./mixins/line_conflict_actions //= require ./components/diff_file_editor //= require ./components/inline_conflict_lines -//= require ./components/parallel_conflict_line //= require ./components/parallel_conflict_lines $(() => { @@ -49,7 +48,7 @@ $(() => { mergeConflictsStore.setLoadingState(false); this.$nextTick(() => { - $(conflictsEl.querySelectorAll('.js-syntax-highlight')).syntaxHighlight(); + $('.js-syntax-highlight').syntaxHighlight(); }); }); }, diff --git a/app/assets/javascripts/merge_request_tabs.js b/app/assets/javascripts/merge_request_tabs.js index f06b10a9cf7..5ca4b34909a 100644 --- a/app/assets/javascripts/merge_request_tabs.js +++ b/app/assets/javascripts/merge_request_tabs.js @@ -227,8 +227,8 @@ return function(data) { $('#diffs').html(data.html); - if (typeof DiffNotesApp !== 'undefined') { - DiffNotesApp.compileComponents(); + if (typeof gl.diffNotesCompileComponents !== 'undefined') { + gl.diffNotesCompileComponents(); } gl.utils.localTimeAgo($('.js-timeago', 'div#diffs')); diff --git a/app/assets/javascripts/notes.js b/app/assets/javascripts/notes.js index 4976eef2896..df7e316ca6c 100644 --- a/app/assets/javascripts/notes.js +++ b/app/assets/javascripts/notes.js @@ -325,8 +325,8 @@ discussionContainer.append(note_html); } - if (typeof DiffNotesApp !== 'undefined') { - DiffNotesApp.compileComponents(); + if (typeof gl.diffNotesCompileComponents !== 'undefined') { + gl.diffNotesCompileComponents(); } gl.utils.localTimeAgo($('.js-timeago', note_html), false); @@ -466,8 +466,8 @@ $note_li.replaceWith($html); - if (typeof DiffNotesApp !== 'undefined') { - DiffNotesApp.compileComponents(); + if (typeof gl.diffNotesCompileComponents !== 'undefined') { + gl.diffNotesCompileComponents(); } }; @@ -559,11 +559,9 @@ note = $(el); notes = note.closest(".notes"); - if (typeof DiffNotesApp !== "undefined" && DiffNotesApp !== null) { - ref = DiffNotesApp.$refs[noteId]; - - if (ref) { - ref.$destroy(true); + if (typeof gl.diffNotesCompileComponents !== 'undefined') { + if (gl.diffNoteApps[noteId]) { + gl.diffNoteApps[noteId].$destroy(); } } @@ -643,11 +641,12 @@ form.find('.js-note-target-close').remove(); this.setupNoteForm(form); - if (typeof DiffNotesApp !== 'undefined') { + if (typeof gl.diffNotesCompileComponents !== 'undefined') { var $commentBtn = form.find('comment-and-resolve-btn'); $commentBtn .attr(':discussion-id', "'" + dataHolder.data('discussionId') + "'"); - DiffNotesApp.$compile($commentBtn.get(0)); + + gl.diffNotesCompileComponents(); } form.find(".js-note-text").focus(); diff --git a/app/assets/javascripts/single_file_diff.js b/app/assets/javascripts/single_file_diff.js index 8e54ca4f0dc..01ccbe5b987 100644 --- a/app/assets/javascripts/single_file_diff.js +++ b/app/assets/javascripts/single_file_diff.js @@ -45,15 +45,15 @@ this.content.hide(); this.$toggleIcon.addClass('fa-caret-right').removeClass('fa-caret-down'); this.collapsedContent.show(); - if (typeof DiffNotesApp !== 'undefined') { - DiffNotesApp.compileComponents(); + if (typeof gl.diffNotesCompileComponents !== 'undefined') { + gl.diffNotesCompileComponents(); } } else if (this.content) { this.collapsedContent.hide(); this.content.show(); this.$toggleIcon.addClass('fa-caret-down').removeClass('fa-caret-right'); - if (typeof DiffNotesApp !== 'undefined') { - DiffNotesApp.compileComponents(); + if (typeof gl.diffNotesCompileComponents !== 'undefined') { + gl.diffNotesCompileComponents(); } } else { this.$toggleIcon.addClass('fa-caret-down').removeClass('fa-caret-right'); @@ -76,8 +76,8 @@ } _this.collapsedContent.after(_this.content); - if (typeof DiffNotesApp !== 'undefined') { - DiffNotesApp.compileComponents(); + if (typeof gl.diffNotesCompileComponents !== 'undefined') { + gl.diffNotesCompileComponents(); } if (cb) cb(); diff --git a/app/assets/stylesheets/pages/boards.scss b/app/assets/stylesheets/pages/boards.scss index 47a7e84b5c6..4f5753f6fc6 100644 --- a/app/assets/stylesheets/pages/boards.scss +++ b/app/assets/stylesheets/pages/boards.scss @@ -166,8 +166,12 @@ } } -.board-list { +.board-list-component { height: calc(100% - 49px); +} + +.board-list { + height: 100%; margin-bottom: 0; padding: 5px; list-style: none; @@ -175,7 +179,7 @@ overflow-x: hidden; &.is-smaller { - height: calc(100% - 185px); + height: calc(100% - 136px); } } diff --git a/app/controllers/admin/application_settings_controller.rb b/app/controllers/admin/application_settings_controller.rb index 52e0256943a..b81842e319b 100644 --- a/app/controllers/admin/application_settings_controller.rb +++ b/app/controllers/admin/application_settings_controller.rb @@ -117,6 +117,8 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController :send_user_confirmation_email, :container_registry_token_expire_delay, :enabled_git_access_protocol, + :sidekiq_throttling_enabled, + :sidekiq_throttling_factor, :housekeeping_enabled, :housekeeping_bitmaps_enabled, :housekeeping_incremental_repack_period, @@ -125,7 +127,8 @@ class Admin::ApplicationSettingsController < Admin::ApplicationController repository_storages: [], restricted_visibility_levels: [], import_sources: [], - disabled_oauth_sign_in_sources: [] + disabled_oauth_sign_in_sources: [], + sidekiq_throttling_queues: [] ) end end diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb index 9f104d903cc..dff0213411c 100644 --- a/app/controllers/projects/merge_requests_controller.rb +++ b/app/controllers/projects/merge_requests_controller.rb @@ -507,6 +507,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController @merge_request.close end + labels define_pipelines_vars end diff --git a/app/helpers/application_settings_helper.rb b/app/helpers/application_settings_helper.rb index 45a567a1eba..be5e0301a43 100644 --- a/app/helpers/application_settings_helper.rb +++ b/app/helpers/application_settings_helper.rb @@ -100,4 +100,8 @@ module ApplicationSettingsHelper options_for_select(options, @application_setting.repository_storages) end + + def sidekiq_queue_options_for_select + options_for_select(Sidekiq::Queue.all.map(&:name), @application_setting.sidekiq_throttling_queues) + end end diff --git a/app/models/application_setting.rb b/app/models/application_setting.rb index bb60cc8736c..d1e1b45ab43 100644 --- a/app/models/application_setting.rb +++ b/app/models/application_setting.rb @@ -19,6 +19,7 @@ class ApplicationSetting < ActiveRecord::Base serialize :domain_whitelist, Array serialize :domain_blacklist, Array serialize :repository_storages + serialize :sidekiq_throttling_queues, Array cache_markdown_field :sign_in_text cache_markdown_field :help_page_text @@ -85,6 +86,15 @@ class ApplicationSetting < ActiveRecord::Base presence: { message: 'Domain blacklist cannot be empty if Blacklist is enabled.' }, if: :domain_blacklist_enabled? + validates :sidekiq_throttling_factor, + numericality: { greater_than: 0, less_than: 1 }, + presence: { message: 'Throttling factor cannot be empty if Sidekiq Throttling is enabled.' }, + if: :sidekiq_throttling_enabled? + + validates :sidekiq_throttling_queues, + presence: { message: 'Queues to throttle cannot be empty if Sidekiq Throttling is enabled.' }, + if: :sidekiq_throttling_enabled? + validates :housekeeping_incremental_repack_period, presence: true, numericality: { only_integer: true, greater_than: 0 } @@ -180,6 +190,7 @@ class ApplicationSetting < ActiveRecord::Base container_registry_token_expire_delay: 5, repository_storages: ['default'], user_default_external: false, + sidekiq_throttling_enabled: false, housekeeping_enabled: true, housekeeping_bitmaps_enabled: true, housekeeping_incremental_repack_period: 10, diff --git a/app/views/admin/application_settings/_form.html.haml b/app/views/admin/application_settings/_form.html.haml index 450ec322f2c..a236335131a 100644 --- a/app/views/admin/application_settings/_form.html.haml +++ b/app/views/admin/application_settings/_form.html.haml @@ -284,6 +284,31 @@ results in fewer but larger UDP packets being sent. %fieldset + %legend Background Jobs + %p + These settings require a restart to take effect. + .form-group + .col-sm-offset-2.col-sm-10 + .checkbox + = f.label :sidekiq_throttling_enabled do + = f.check_box :sidekiq_throttling_enabled + Enable Sidekiq Job Throttling + .help-block + Limit the amount of resources slow running jobs are assigned. + .form-group + = f.label :sidekiq_throttling_queues, 'Sidekiq queues to throttle', class: 'control-label col-sm-2' + .col-sm-10 + = f.select :sidekiq_throttling_queues, sidekiq_queue_options_for_select, { include_hidden: false }, multiple: true, class: 'select2 select-wide', data: { field: 'sidekiq_throttling_queues' } + .help-block + Choose which queues you wish to throttle. + .form-group + = f.label :sidekiq_throttling_factor, 'Throttling Factor', class: 'control-label col-sm-2' + .col-sm-10 + = f.number_field :sidekiq_throttling_factor, class: 'form-control', min: '0.01', max: '0.99', step: '0.01' + .help-block + The factor by which the queues should be throttled. A value between 0.0 and 1.0, exclusive. + + %fieldset %legend Spam and Anti-bot Protection .form-group .col-sm-offset-2.col-sm-10 diff --git a/app/views/projects/boards/_show.html.haml b/app/views/projects/boards/_show.html.haml new file mode 100644 index 00000000000..356bd50f7f3 --- /dev/null +++ b/app/views/projects/boards/_show.html.haml @@ -0,0 +1,28 @@ +- @no_container = true +- @content_class = "issue-boards-content" +- page_title "Boards" + +- content_for :page_specific_javascripts do + = page_specific_javascript_tag('boards/boards_bundle.js') + = page_specific_javascript_tag('boards/test_utils/simulate_drag.js') if Rails.env.test? + + %script#js-board-template{ type: "text/x-template" }= render "projects/boards/components/board" + %script#js-board-list-template{ type: "text/x-template" }= render "projects/boards/components/board_list" + %script#js-board-list-card{ type: "text/x-template" }= render "projects/boards/components/card" + += render "projects/issues/head" + += render 'shared/issuable/filter', type: :boards + +#board-app.boards-app{ "v-cloak" => true, data: board_data } + .boards-list{ ":class" => "{ 'is-compact': detailIssueVisible }" } + .boards-app-loading.text-center{ "v-if" => "loading" } + = icon("spinner spin") + %board{ "v-cloak" => true, + "v-for" => "list in state.lists", + "ref" => "board", + ":list" => "list", + ":disabled" => "disabled", + ":issue-link-base" => "issueLinkBase", + ":key" => "_uid" } + = render "projects/boards/components/sidebar" diff --git a/app/views/projects/boards/components/_blank_state.html.haml b/app/views/projects/boards/components/_blank_state.html.haml index 97eb952eff1..0af40ddf8fe 100644 --- a/app/views/projects/boards/components/_blank_state.html.haml +++ b/app/views/projects/boards/components/_blank_state.html.haml @@ -1,5 +1,5 @@ %board-blank-state{ "inline-template" => true, - "v-if" => "list.id == 'blank'" } + "v-if" => 'list.id == "blank"' } .board-blank-state %p Add the following default lists to your Issue Board with one click: diff --git a/app/views/projects/boards/components/_board.html.haml b/app/views/projects/boards/components/_board.html.haml index f7071051efc..47165c70097 100644 --- a/app/views/projects/boards/components/_board.html.haml +++ b/app/views/projects/boards/components/_board.html.haml @@ -1,80 +1,34 @@ -%board{ "inline-template" => true, - "v-cloak" => true, - "v-for" => "list in state.lists | orderBy 'position'", - "v-ref:board" => true, - ":list" => "list", - ":disabled" => "disabled", - ":issue-link-base" => "issueLinkBase", - "track-by" => "_uid" } - .board{ ":class" => "{ 'is-draggable': !list.preset }", - ":data-id" => "list.id" } - .board-inner - %header.board-header{ ":class" => "{ 'has-border': list.label }", ":style" => "{ borderTopColor: (list.label ? list.label.color : null) }" } - %h3.board-title.js-board-handle{ ":class" => "{ 'user-can-drag': (!disabled && !list.preset) }" } - %span.has-tooltip{ ":title" => "(list.label ? list.label.description : '')", - data: { container: "body", placement: "bottom" } } - {{ list.title }} - .board-issue-count-holder.pull-right.clearfix{ "v-if" => "list.type !== 'blank'" } - %span.board-issue-count.pull-left{ ":class" => "{ 'has-btn': list.type !== 'done' }" } - {{ list.issuesSize }} - - if can?(current_user, :admin_issue, @project) - %button.btn.btn-small.btn-default.pull-right.has-tooltip{ type: "button", - "@click" => "showNewIssueForm", - "v-if" => "list.type !== 'done'", - "aria-label" => "Add an issue", - "title" => "Add an issue", - data: { placement: "top", container: "body" } } - = icon("plus") - - if can?(current_user, :admin_list, @project) - %board-delete{ "inline-template" => true, - ":list" => "list", - "v-if" => "!list.preset && list.id" } - %button.board-delete.has-tooltip.pull-right{ type: "button", title: "Delete list", "aria-label" => "Delete list", data: { placement: "bottom" }, "@click.stop" => "deleteBoard" } - = icon("trash") - %board-list{ "inline-template" => true, - "v-if" => "list.type !== 'blank'", - ":list" => "list", - ":issues" => "list.issues", - ":loading" => "list.loading", - ":disabled" => "disabled", - ":show-issue-form.sync" => "showIssueForm", - ":issue-link-base" => "issueLinkBase" } - .board-list-loading.text-center{ "v-if" => "loading" } - = icon("spinner spin") - - if can? current_user, :create_issue, @project - %board-new-issue{ "inline-template" => true, +.board{ ":class" => '{ "is-draggable": !list.preset }', + ":data-id" => "list.id" } + .board-inner + %header.board-header{ ":class" => '{ "has-border": list.label }', ":style" => "{ borderTopColor: (list.label ? list.label.color : null) }" } + %h3.board-title.js-board-handle{ ":class" => '{ "user-can-drag": (!disabled && !list.preset) }' } + %span.has-tooltip{ ":title" => '(list.label ? list.label.description : "")', + data: { container: "body", placement: "bottom" } } + {{ list.title }} + .board-issue-count-holder.pull-right.clearfix{ "v-if" => 'list.type !== "blank"' } + %span.board-issue-count.pull-left{ ":class" => '{ "has-btn": list.type !== "done" }' } + {{ list.issuesSize }} + - if can?(current_user, :admin_issue, @project) + %button.btn.btn-small.btn-default.pull-right.has-tooltip{ type: "button", + "@click" => "showNewIssueForm", + "v-if" => 'list.type !== "done"', + "aria-label" => "Add an issue", + "title" => "Add an issue", + data: { placement: "top", container: "body" } } + = icon("plus") + - if can?(current_user, :admin_list, @project) + %board-delete{ "inline-template" => true, ":list" => "list", - ":show-issue-form.sync" => "showIssueForm", - "v-show" => "list.type !== 'done' && showIssueForm" } - .card.board-new-issue-form - %form{ "@submit" => "submit($event)" } - .flash-container{ "v-if" => "error" } - .flash-alert - An error occured. Please try again. - %label.label-light{ ":for" => "list.id + '-title'" } - Title - %input.form-control{ type: "text", - "v-model" => "title", - "v-el:input" => true, - ":id" => "list.id + '-title'" } - .clearfix.prepend-top-10 - %button.btn.btn-success.pull-left{ type: "submit", - ":disabled" => "title === ''", - "v-el:submit-button" => true } - Submit issue - %button.btn.btn-default.pull-right{ type: "button", - "@click" => "cancel" } - Cancel - %ul.board-list{ "v-el:list" => true, - "v-show" => "!loading", - ":data-board" => "list.id", - ":class" => "{ 'is-smaller': showIssueForm }" } - = render "projects/boards/components/card" - %li.board-list-count.text-center{ "v-if" => "showCount" } - = icon("spinner spin", "v-show" => "list.loadingMore" ) - %span{ "v-if" => "list.issues.length === list.issuesSize" } - Showing all issues - %span{ "v-else" => true } - Showing {{ list.issues.length }} of {{ list.issuesSize }} issues - - if can?(current_user, :admin_list, @project) - = render "projects/boards/components/blank_state" + "v-if" => "!list.preset && list.id" } + %button.board-delete.has-tooltip.pull-right{ type: "button", title: "Delete list", "aria-label" => "Delete list", data: { placement: "bottom" }, "@click.stop" => "deleteBoard" } + = icon("trash") + %board-list{ "v-if" => 'list.type !== "blank"', + ":list" => "list", + ":issues" => "list.issues", + ":loading" => "list.loading", + ":disabled" => "disabled", + ":issue-link-base" => "issueLinkBase", + "ref" => "board-list" } + - if can?(current_user, :admin_list, @project) + = render "projects/boards/components/blank_state" diff --git a/app/views/projects/boards/components/_board_list.html.haml b/app/views/projects/boards/components/_board_list.html.haml new file mode 100644 index 00000000000..d86e0ed8540 --- /dev/null +++ b/app/views/projects/boards/components/_board_list.html.haml @@ -0,0 +1,44 @@ +.board-list-component + .board-list-loading.text-center{ "v-if" => "loading" } + = icon("spinner spin") + - if can? current_user, :create_issue, @project + %board-new-issue{ "inline-template" => true, + ":list" => "list", + "v-if" => 'list.type !== "done" && showIssueForm' } + .card.board-new-issue-form + %form{ "@submit" => "submit($event)" } + .flash-container{ "v-if" => "error" } + .flash-alert + An error occured. Please try again. + %label.label-light{ ":for" => 'list.id + "-title"' } + Title + %input.form-control{ type: "text", + "v-model" => "title", + "ref" => "input", + ":id" => 'list.id + "-title"' } + .clearfix.prepend-top-10 + %button.btn.btn-success.pull-left{ type: "submit", + ":disabled" => 'title === ""', + "ref" => "submit-button" } + Submit issue + %button.btn.btn-default.pull-right{ type: "button", + "@click" => "cancel" } + Cancel + %ul.board-list{ "ref" => "list", + "v-show" => "!loading", + ":data-board" => "list.id", + ":class" => '{ "is-smaller": showIssueForm }' } + %board-card{ "v-for" => "(issue, index) in orderedIssues", + "ref" => "issue", + ":index" => "index", + ":list" => "list", + ":issue" => "issue", + ":issue-link-base" => "issueLinkBase", + ":disabled" => "disabled", + "key" => "id" } + %li.board-list-count.text-center{ "v-if" => "showCount" } + = icon("spinner spin", "v-show" => "list.loadingMore" ) + %span{ "v-if" => "list.issues.length === list.issuesSize" } + Showing all issues + %span{ "v-else" => true } + Showing {{ list.issues.length }} of {{ list.issuesSize }} issues diff --git a/app/views/projects/boards/components/_card.html.haml b/app/views/projects/boards/components/_card.html.haml index 8fce702314c..72b31b8cdae 100644 --- a/app/views/projects/boards/components/_card.html.haml +++ b/app/views/projects/boards/components/_card.html.haml @@ -1,36 +1,26 @@ -%board-card{ "inline-template" => true, - "v-for" => "issue in issues | orderBy 'priority'", - "v-ref:issue" => true, - ":index" => "$index", - ":list" => "list", - ":issue" => "issue", - ":issue-link-base" => "issueLinkBase", - ":disabled" => "disabled", - "track-by" => "id" } - %li.card{ ":class" => "{ 'user-can-drag': !disabled && issue.id, 'is-disabled': disabled || !issue.id, 'is-active': issueDetailVisible }", - ":index" => "index", - "@mousedown" => "mouseDown", - "@mouseMove" => "mouseMove", - "@mouseup" => "showIssue($event)" } - %h4.card-title - = icon("eye-slash", class: "confidential-icon", "v-if" => "issue.confidential") - %a{ ":href" => "issueLinkBase + '/' + issue.id", - ":title" => "issue.title" } - {{ issue.title }} - .card-footer - %span.card-number{ "v-if" => "issue.id" } - = precede '#' do - {{ issue.id }} - %a.has-tooltip{ ":href" => "'#{root_path}' + issue.assignee.username", - ":title" => "'Assigned to ' + issue.assignee.name", - "v-if" => "issue.assignee", - data: { container: 'body' } } - %img.avatar.avatar-inline.s20{ ":src" => "issue.assignee.avatar", width: 20, height: 20 } - %button.label.color-label.has-tooltip{ "v-for" => "label in issue.labels", - type: "button", - "v-if" => "(!list.label || label.id !== list.label.id)", - "@click" => "filterByLabel(label, $event)", - ":style" => "{ backgroundColor: label.color, color: label.textColor }", - ":title" => "label.description", - data: { container: 'body' } } - {{ label.title }} +%li.card{ ":class" => '{ "user-can-drag": !disabled && issue.id, "is-disabled": disabled || !issue.id, "is-active": issueDetailVisible }', + ":index" => "index", + "@mousedown" => "mouseDown", + "@mouseup" => "showIssue($event)" } + %h4.card-title + = icon("eye-slash", class: "confidential-icon", "v-if" => "issue.confidential") + %a{ ":href" => 'issueLinkBase + "/" + issue.id', + ":title" => "issue.title" } + {{ issue.title }} + .card-footer + %span.card-number{ "v-if" => "issue.id" } + = precede '#' do + {{ issue.id }} + %a.has-tooltip{ ":href" => "\"#{root_path}\" + issue.assignee.username", + ":title" => '"Assigned to " + issue.assignee.name', + "v-if" => "issue.assignee", + data: { container: 'body' } } + %img.avatar.avatar-inline.s20{ ":src" => "issue.assignee.avatar", width: 20, height: 20 } + %button.label.color-label.has-tooltip{ "v-for" => "label in issue.labels", + type: "button", + "v-if" => "(!list.label || label.id !== list.label.id)", + "@click" => "filterByLabel(label, $event)", + ":style" => "{ backgroundColor: label.color, color: label.textColor }", + ":title" => "label.description", + data: { container: 'body' } } + {{ label.title }} diff --git a/app/views/projects/boards/index.html.haml b/app/views/projects/boards/index.html.haml index 29c9a43a0c1..2a5b8b1441e 100644 --- a/app/views/projects/boards/index.html.haml +++ b/app/views/projects/boards/index.html.haml @@ -1,18 +1 @@ -- @no_container = true -- @content_class = "issue-boards-content" -- page_title "Boards" - -- content_for :page_specific_javascripts do - = page_specific_javascript_tag('boards/boards_bundle.js') - = page_specific_javascript_tag('boards/test_utils/simulate_drag.js') if Rails.env.test? - -= render "projects/issues/head" - -= render 'shared/issuable/filter', type: :boards - -#board-app.boards-app{ "v-cloak" => true, data: board_data } - .boards-list{ ":class" => "{ 'is-compact': detailIssueVisible }" } - .boards-app-loading.text-center{ "v-if" => "loading" } - = icon("spinner spin") - = render "projects/boards/components/board" - = render "projects/boards/components/sidebar" += render "show" diff --git a/app/views/projects/boards/show.html.haml b/app/views/projects/boards/show.html.haml index 29c9a43a0c1..2a5b8b1441e 100644 --- a/app/views/projects/boards/show.html.haml +++ b/app/views/projects/boards/show.html.haml @@ -1,18 +1 @@ -- @no_container = true -- @content_class = "issue-boards-content" -- page_title "Boards" - -- content_for :page_specific_javascripts do - = page_specific_javascript_tag('boards/boards_bundle.js') - = page_specific_javascript_tag('boards/test_utils/simulate_drag.js') if Rails.env.test? - -= render "projects/issues/head" - -= render 'shared/issuable/filter', type: :boards - -#board-app.boards-app{ "v-cloak" => true, data: board_data } - .boards-list{ ":class" => "{ 'is-compact': detailIssueVisible }" } - .boards-app-loading.text-center{ "v-if" => "loading" } - = icon("spinner spin") - = render "projects/boards/components/board" - = render "projects/boards/components/sidebar" += render "show" diff --git a/app/views/projects/merge_requests/_show.html.haml b/app/views/projects/merge_requests/_show.html.haml index f57abe73977..a497f418c7c 100644 --- a/app/views/projects/merge_requests/_show.html.haml +++ b/app/views/projects/merge_requests/_show.html.haml @@ -74,14 +74,15 @@ %span.badge= @merge_request.diff_size %li#resolve-count-app.line-resolve-all-container.pull-right.prepend-top-10.hidden-xs{ "v-cloak" => true } %resolve-count{ "inline-template" => true, ":logged-out" => "#{current_user.nil?}" } - .line-resolve-all{ "v-show" => "discussionCount > 0", - ":class" => "{ 'has-next-btn': !loggedOut && resolvedDiscussionCount !== discussionCount }" } - %span.line-resolve-btn.is-disabled{ type: "button", - ":class" => "{ 'is-active': resolvedDiscussionCount === discussionCount }" } - = render "shared/icons/icon_status_success.svg" - %span.line-resolve-text - {{ resolvedDiscussionCount }}/{{ discussionCount }} {{ discussionCount | pluralize 'discussion' }} resolved - = render "discussions/jump_to_next" + %div + .line-resolve-all{ "v-show" => "discussionCount > 0", + ":class" => "{ 'has-next-btn': !loggedOut && resolvedDiscussionCount !== discussionCount }" } + %span.line-resolve-btn.is-disabled{ type: "button", + ":class" => "{ 'is-active': resolvedDiscussionCount === discussionCount }" } + = render "shared/icons/icon_status_success.svg" + %span.line-resolve-text + {{ resolvedDiscussionCount }}/{{ discussionCount }} {{ resolvedCountText }} resolved + = render "discussions/jump_to_next" .tab-content#diff-notes-app #notes.notes.tab-pane.voting_notes diff --git a/app/views/projects/merge_requests/conflicts.html.haml b/app/views/projects/merge_requests/conflicts.html.haml index d9f74d2cbfb..16789f68f70 100644 --- a/app/views/projects/merge_requests/conflicts.html.haml +++ b/app/views/projects/merge_requests/conflicts.html.haml @@ -30,11 +30,8 @@ .diff-wrap-lines.code.file-content.js-syntax-highlight{"v-show" => "!isParallel && file.resolveMode === 'interactive' && file.type === 'text'" } = render partial: "projects/merge_requests/conflicts/components/inline_conflict_lines" .diff-wrap-lines.code.file-content.js-syntax-highlight{"v-show" => "isParallel && file.resolveMode === 'interactive' && file.type === 'text'" } - = render partial: "projects/merge_requests/conflicts/components/parallel_conflict_lines" + %parallel-conflict-lines{ ":file" => "file" } %div{"v-show" => "file.resolveMode === 'edit' || file.type === 'text-editor'"} = render partial: "projects/merge_requests/conflicts/components/diff_file_editor" = render partial: "projects/merge_requests/conflicts/submit_form" - --# Components -= render partial: 'projects/merge_requests/conflicts/components/parallel_conflict_line' diff --git a/app/views/projects/merge_requests/conflicts/components/_inline_conflict_lines.html.haml b/app/views/projects/merge_requests/conflicts/components/_inline_conflict_lines.html.haml index f094df7fcaa..d35c7bee163 100644 --- a/app/views/projects/merge_requests/conflicts/components/_inline_conflict_lines.html.haml +++ b/app/views/projects/merge_requests/conflicts/components/_inline_conflict_lines.html.haml @@ -5,11 +5,10 @@ %a {{line.new_line}} %td.diff-line-num.old_line{":class" => "lineCssClass(line)", "v-if" => "!line.isHeader"} %a {{line.old_line}} - %td.line_content{":class" => "lineCssClass(line)", "v-if" => "!line.isHeader"} - {{{line.richText}}} + %td.line_content{":class" => "lineCssClass(line)", "v-if" => "!line.isHeader", "v-html" => "line.richText"} %td.diff-line-num.header{":class" => "lineCssClass(line)", "v-if" => "line.isHeader"} %td.diff-line-num.header{":class" => "lineCssClass(line)", "v-if" => "line.isHeader"} %td.line_content.header{":class" => "lineCssClass(line)", "v-if" => "line.isHeader"} - %strong {{{line.richText}}} + %strong{"v-html" => "line.richText"} %button.btn{ "@click" => "handleSelected(file, line.id, line.section)" } {{line.buttonTitle}} diff --git a/app/views/projects/merge_requests/conflicts/components/_parallel_conflict_line.html.haml b/app/views/projects/merge_requests/conflicts/components/_parallel_conflict_line.html.haml deleted file mode 100644 index 5690bf7419c..00000000000 --- a/app/views/projects/merge_requests/conflicts/components/_parallel_conflict_line.html.haml +++ /dev/null @@ -1,10 +0,0 @@ -%script{"id" => 'parallel-conflict-line', "type" => "text/x-template"} - %td.diff-line-num.header{":class" => "lineCssClass(line)", "v-if" => "line.isHeader"} - %td.line_content.header{":class" => "lineCssClass(line)", "v-if" => "line.isHeader"} - %strong {{line.richText}} - %button.btn{"@click" => "handleSelected(file, line.id, line.section)"} - {{line.buttonTitle}} - %td.diff-line-num.old_line{":class" => "lineCssClass(line)", "v-if" => "!line.isHeader"} - {{line.lineNumber}} - %td.line_content.parallel{":class" => "lineCssClass(line)", "v-if" => "!line.isHeader"} - {{{line.richText}}} diff --git a/app/views/projects/merge_requests/conflicts/components/_parallel_conflict_lines.html.haml b/app/views/projects/merge_requests/conflicts/components/_parallel_conflict_lines.html.haml deleted file mode 100644 index a8ecdf59393..00000000000 --- a/app/views/projects/merge_requests/conflicts/components/_parallel_conflict_lines.html.haml +++ /dev/null @@ -1,4 +0,0 @@ -%parallel-conflict-lines{"inline-template" => "true", ":file" => "file"} - %table - %tr.line_holder.parallel{"v-for" => "section in file.parallelLines"} - %td{"is"=>"parallel-conflict-line", "v-for" => "line in section", ":line" => "line", ":file" => "file"} diff --git a/app/views/projects/notes/_note.html.haml b/app/views/projects/notes/_note.html.haml index ab719e38904..afff15228c1 100644 --- a/app/views/projects/notes/_note.html.haml +++ b/app/views/projects/notes/_note.html.haml @@ -32,7 +32,7 @@ "resolved-by" => "#{note.resolved_by.try(:name)}", "v-show" => "#{can_resolve || note.resolved?}", "inline-template" => true, - "v-ref:note_#{note.id}" => true } + "ref" => "note_#{note.id}" } .note-action-button = icon("spin spinner", "v-show" => "loading") @@ -43,7 +43,7 @@ "@click" => "resolve", ":title" => "buttonText", "v-show" => "!loading", - "v-el:button" => true } + ":ref" => "'button'" } = render "shared/icons/icon_status_success.svg" diff --git a/changelogs/unreleased/24397-load-labels-on-mr-tabs.yml b/changelogs/unreleased/24397-load-labels-on-mr-tabs.yml new file mode 100644 index 00000000000..6bfa7fa1a49 --- /dev/null +++ b/changelogs/unreleased/24397-load-labels-on-mr-tabs.yml @@ -0,0 +1,4 @@ +--- +title: Fix issue causing Labels not to appear in sidebar on MR page +merge_request: 7416 +author: Alex Sanford diff --git a/changelogs/unreleased/sidekiq-job-throttling.yml b/changelogs/unreleased/sidekiq-job-throttling.yml new file mode 100644 index 00000000000..ec4e2051c7e --- /dev/null +++ b/changelogs/unreleased/sidekiq-job-throttling.yml @@ -0,0 +1,4 @@ +--- +title: Added ability to throttle Sidekiq Jobs +merge_request: 7292 +author: diff --git a/config/initializers/sidekiq.rb b/config/initializers/sidekiq.rb index 023af2af23c..b87b31d9697 100644 --- a/config/initializers/sidekiq.rb +++ b/config/initializers/sidekiq.rb @@ -29,6 +29,8 @@ Sidekiq.configure_server do |config| end Sidekiq::Cron::Job.load_from_hash! cron_jobs + Gitlab::SidekiqThrottler.execute! + # Database pool should be at least `sidekiq_concurrency` + 2 # For more info, see: https://github.com/mperham/sidekiq/blob/master/4.0-Upgrade.md config = ActiveRecord::Base.configurations[Rails.env] || diff --git a/db/migrate/20161103191444_add_sidekiq_throttling_to_application_settings.rb b/db/migrate/20161103191444_add_sidekiq_throttling_to_application_settings.rb new file mode 100644 index 00000000000..e644a174964 --- /dev/null +++ b/db/migrate/20161103191444_add_sidekiq_throttling_to_application_settings.rb @@ -0,0 +1,31 @@ +# See http://doc.gitlab.com/ce/development/migration_style_guide.html +# for more information on how to write migrations for GitLab. + +class AddSidekiqThrottlingToApplicationSettings < ActiveRecord::Migration + include Gitlab::Database::MigrationHelpers + + # Set this constant to true if this migration requires downtime. + DOWNTIME = false + + # When a migration requires downtime you **must** uncomment the following + # constant and define a short and easy to understand explanation as to why the + # migration requires downtime. + # DOWNTIME_REASON = '' + + # When using the methods "add_concurrent_index" or "add_column_with_default" + # you must disable the use of transactions as these methods can not run in an + # existing transaction. When using "add_concurrent_index" make sure that this + # method is the _only_ method called in the migration, any other changes + # should go in a separate migration. This ensures that upon failure _only_ the + # index creation fails and can be retried or reverted easily. + # + # To disable transactions uncomment the following line and remove these + # comments: + # disable_ddl_transaction! + + def change + add_column :application_settings, :sidekiq_throttling_enabled, :boolean, default: false + add_column :application_settings, :sidekiq_throttling_queues, :string + add_column :application_settings, :sidekiq_throttling_factor, :decimal + end +end diff --git a/db/schema.rb b/db/schema.rb index 9db61635f8e..886be4520a3 100644 --- a/db/schema.rb +++ b/db/schema.rb @@ -98,6 +98,9 @@ ActiveRecord::Schema.define(version: 20161109150329) do t.text "help_page_text_html" t.text "shared_runners_text_html" t.text "after_sign_up_text_html" + t.boolean "sidekiq_throttling_enabled", default: false + t.string "sidekiq_throttling_queues" + t.decimal "sidekiq_throttling_factor" t.boolean "housekeeping_enabled", default: true, null: false t.boolean "housekeeping_bitmaps_enabled", default: true, null: false t.integer "housekeeping_incremental_repack_period", default: 10, null: false diff --git a/doc/administration/operations.md b/doc/administration/operations.md index 4b582d16b64..0daceb98d99 100644 --- a/doc/administration/operations.md +++ b/doc/administration/operations.md @@ -1,6 +1,7 @@ # GitLab operations - [Sidekiq MemoryKiller](operations/sidekiq_memory_killer.md) +- [Sidekiq Job throttling](operations/sidekiq_job_throttling.md) - [Cleaning up Redis sessions](operations/cleaning_up_redis_sessions.md) - [Understanding Unicorn and unicorn-worker-killer](operations/unicorn.md) - [Moving repositories to a new location](operations/moving_repositories.md) diff --git a/doc/administration/operations/img/sidekiq_job_throttling.png b/doc/administration/operations/img/sidekiq_job_throttling.png Binary files differnew file mode 100644 index 00000000000..7f29a4d3c46 --- /dev/null +++ b/doc/administration/operations/img/sidekiq_job_throttling.png diff --git a/doc/administration/operations/sidekiq_job_throttling.md b/doc/administration/operations/sidekiq_job_throttling.md new file mode 100644 index 00000000000..ddeaa22e288 --- /dev/null +++ b/doc/administration/operations/sidekiq_job_throttling.md @@ -0,0 +1,33 @@ +# Sidekiq Job throttling + +> Note: Introduced with GitLab 8.14 + +When your GitLab installation needs to handle tens of thousands of background +jobs, it can be convenient to throttle queues that do not need to be executed +immediately, e.g. long running jobs like Pipelines, thus allowing jobs that do +need to be executed immediately to have access to more resources. + +In order to accomplish this, you can limit the amount of workers that certain +slow running queues can have available. This is what we call Sidekiq Job +Throttling. Depending on your infrastructure, you might have different slow +running queues, which is why you can choose which queues you want to throttle +and by how much you want to throttle them. + +These settings are available in the Application Settings of your GitLab +installation. + + + +The throttle factor determines the maximum number of workers a queue can run on. +This value gets multiplied by `:concurrency` value set in the Sidekiq settings +and rounded up to the closest full integer. + +So, for example, you set the `:concurrency` to 25 and the `Throttling factor` to +0.1, the maximum workers assigned to the selected queues would be 3. + +```ruby +queue_limit = (factor * Sidekiq.options[:concurrency]).ceil +``` + +After enabling the job throttling, you will need to restart your GitLab +instance, in order for the changes to take effect.
\ No newline at end of file diff --git a/doc/development/README.md b/doc/development/README.md index bf1f054b7d5..87306b1501d 100644 --- a/doc/development/README.md +++ b/doc/development/README.md @@ -14,7 +14,7 @@ contributing to documentation. - [SQL Migration Style Guide](migration_style_guide.md) for creating safe SQL migrations - [Testing standards and style guidelines](testing.md) -- [UI guide](ui_guide.md) for building GitLab with existing CSS styles and elements +- [UX guide](ux_guide/README.md) for building GitLab with existing CSS styles and elements - [Frontend guidelines](frontend.md) - [SQL guidelines](sql.md) for working with SQL queries - [Sidekiq guidelines](sidekiq_style_guide.md) for working with Sidekiq workers diff --git a/doc/development/ux_guide/basics.md b/doc/development/ux_guide/basics.md new file mode 100644 index 00000000000..62ac56a6bce --- /dev/null +++ b/doc/development/ux_guide/basics.md @@ -0,0 +1,94 @@ +# Basics + +## Contents +* [Responsive](#responsive) +* [Typography](#typography) +* [Icons](#icons) +* [Color](#color) +* [Motion](#motion) +* [Voice and tone](#voice-and-tone) + +--- + +## Responsive +GitLab is a responsive experience that works well across all screen sizes, from mobile devices to large monitors. In order to provide a great user experience, the core functionality (browsing files, creating issues, writing comments, etc.) must be available at all resolutions. However, due to size limitations, some secondary functionality may be hidden on smaller screens. Please keep this functionality limited to rare actions that aren't expected to be needed on small devices. + +--- + +## Typography +### Primary typeface +GitLab's main typeface used throughout the UI is **Source Sans Pro**. We support both the bold and regular weight. + + + + +### Monospace typeface +This is the typeface used for code blocks. GitLab uses the OS default font. +- **Menlo** (Mac) +- **Consolas** (Windows) +- **Liberation Mono** (Linux) + + + +--- + +## Icons +GitLab uses Font Awesome icons throughout our interface. + + +The trash icon is used for destructive actions that deletes information. + + +The pencil icon is used for editing content such as comments. + + +The bell icon is for notifications, such as Todos. + + +The eye icon is for subscribing to updates. For example, you can subscribe to a label and get updated on issues with that label. + + +The standard RSS icon is used for linking to RSS/atom feeds. + + +An 'x' is used for closing UI elements such as dropdowns. + + +A plus is used when creating new objects, such as issues, projects, etc. + +> TODO: update this section, add more general guidance to icon usage and personality, etc. + +--- + +## Color + + +Blue is used to highlight primary active elements (such as current tab), as well as other organization and managing commands. + + +Green is for actions that create new objects. + + +Orange is used for warnings + + +Red is reserved for delete and other destructive commands + + +Grey, and white (depending on context) is used for netral, secondary elements + +> TODO: Establish a perspective for color in terms of our personality and rationalize with Marketing usage. + +--- + +## Motion + +Motion is a tool to help convey important relationships, changes or transitions between elements. It should be used sparingly and intentionally, highlighting the right elements at the right moment. + +> TODO: Determine a more concrete perspective on motion, create consistent easing/timing curves to follow. + +--- + +## Voice and tone + +The copy for GitLab is clear and direct. We strike a clear balance between professional and friendly. We can empathesize with users (such as celebrating completing all Todos), and remain respectful of the importance of the work. We are that trusted, friendly coworker that is helpful and understanding. diff --git a/doc/development/ux_guide/components.md b/doc/development/ux_guide/components.md new file mode 100644 index 00000000000..764c3355714 --- /dev/null +++ b/doc/development/ux_guide/components.md @@ -0,0 +1,254 @@ +# Components + +## Contents +* [Tooltips](#tooltips) +* [Anchor links](#anchor-links) +* [Buttons](#buttons) +* [Dropdowns](#dropdowns) +* [Counts](#counts) +* [Lists](#lists) +* [Tables](#tables) +* [Blocks](#blocks) +* [Panels](#panels) +* [Alerts](#alerts) +* [Forms](#forms) +* [File holders](#file-holders) +* [Data formats](#data-formats) + +--- + +## Tooltips + +### Usage +A tooltip should only be added if additional information is required. + + + +### Placement +By default, tooltips should be placed below the element that they refer to. However, if there is not enough space in the viewpoint, the tooltip should be moved to the side as needed. + + + +--- + +## Anchor links + +Anchor links are used for navigational actions and lone, secondary commands (such as 'Reset filters' on the Issues List) when deemed appropriate by the UX team. + +### States + +#### Rest + +Primary links are blue in their rest state. Secondary links (such as the time stamp on comments) are a neutral gray color in rest. Details on the main GitLab navigation links can be found on the [features](features.md#navigation) page. + +#### Hover + +An underline should always be added on hover. A gray link becomes blue on hover. + +#### Focus + +The focus state should match the hover state. + + + +--- + +## Buttons + +Buttons communicate the command that will occur when the user clicks on them. + +### Types + +#### Primary +Primary buttons communicate the main call to action. There should only be one call to action in any given experience. Visually, primary buttons are conveyed with a full background fill + + + +#### Secondary +Secondary buttons are for alternative commands. They should be conveyed by a button with an stroke, and no background fill. + + + +### Icon and text treatment +Text should be in sentence case, where only the first word is capitalized. "Create issue" is correct, not "Create Issue". Buttons should only contain an icon or a text, not both. + +>>> +TODO: Rationalize this. Ensure that we still believe this. +>>> + +### Colors +Follow the color guidance on the [basics](basics.md#color) page. The default color treatment is the white/grey button. + +--- + +## Dropdowns + +Dropdowns are used to allow users to choose one (or many) options from a list of options. If this list of options is more 20, there should generally be a way to search through and filter the options (see the complex filter dropdowns below.) + +>>> +TODO: Will update this section when the new filters UI is implemented. +>>> + + + + + +--- + +## Counts + +A count element is used in navigation contexts where it is helpful to indicate the count, or number of items, in a list. Always use the [`number_with_delimiter`][number_with_delimiter] helper to display counts in the UI. + + + +[number_with_delimiter]: http://api.rubyonrails.org/classes/ActionView/Helpers/NumberHelper.html#method-i-number_with_delimiter + +--- + +## Lists + +Lists are used where ever there is a single column of information to display. Ths [issues list](https://gitlab.com/gitlab-org/gitlab-ce/issues) is an example of a important list in the GitLab UI. + +### Types + +Simple list using .content-list + + + +List with avatar, title and description using .content-list + + + +List with hover effect .well-list + + + +List inside panel + + + +--- + +## Tables + +When the information is too complex for a list, with multiple columns of information, a table can be used. For example, the [pipelines page](https://gitlab.com/gitlab-org/gitlab-ce/pipelines) uses a table. + + + +--- + +## Blocks + +Blocks are a way to group related information. + +### Types + +#### Content blocks + +Content blocks (`.content-block`) are the basic grouping of content. They are commonly used in [lists](#lists), and are separated by a botton border. + + + +#### Row content blocks + +A background color can be added to this blocks. For example, items in the [issue list](https://gitlab.com/gitlab-org/gitlab-ce/issues) have a green background if they were created recently. Below is an example of a gray content block with side padding using `.row-content-block`. + + + +#### Cover blocks +Cover blocks are generally used to create a heading element for a page, such as a new project, or a user profile page. Below is a cover block (`.cover-block`) for the profile page with an avatar, name and description. + + + +--- + +## Panels + +>>> +TODO: Catalog how we are currently using panels and rationalize how they relate to alerts +>>> + + + +--- + +## Alerts + +>>> +TODO: Catalog how we are currently using alerts +>>> + + + +--- + +## Forms + +There are two options shown below regarding the positioning of labels in forms. Both are options to consider based on context and available size. However, it is important to have a consistent treatment of labels in the same form. + +### Types + +#### Labels stack vertically + +Form (`form`) with label rendered above input. + + + +#### Labels side-by-side + +Horizontal form (`form.horizontal-form`) with label rendered inline with input. + + + +--- + +## File holders +A file holder (`.file-holder`) is used to show the contents of a file inline on a page of GitLab. + + + +--- + +## Data formats + +### Dates + +#### Exact + +Format for exacts dates should be ‘Mon DD, YYYY’, such as the examples below. + + + +#### Relative + +This format relates how long since an action has occurred. The exact date can be shown as a tooltip on hover. + + + +### References + +Referencing GitLab items depends on a symbol for each type of item. Typing that symbol will invoke a dropdown that allows you to search for and autocomplete the item you were looking for. References are shown as [links](#links) in context, and hovering on them shows the full title or name of the item. + + + +#### `%` Milestones + + + +#### `#` Issues + + + +#### `!` Merge Requests + + + +#### `~` Labels + + + +#### `@` People + + + +> TODO: Open issue: Some commit references use monospace fonts, but others don't. Need to standardize this. diff --git a/doc/development/ux_guide/features.md b/doc/development/ux_guide/features.md new file mode 100644 index 00000000000..9472995c68c --- /dev/null +++ b/doc/development/ux_guide/features.md @@ -0,0 +1,57 @@ +# Features + +## Contents +* [Navigation](#navigation) +* [Filtering](#filtering) +* [Search results](#search-results) +* [Conversations](#conversations) +* [Empty states](#empty-states) + +--- + +## Navigation + +### Global navigation + +The global navigation is accessible via the menu button on the top left of the screen, and can be pinned to keep it open. It contains a consistent list of pages that allow you to view content that is across GitLab. For example, you can view your todos, issues and merge requests across projects and groups. + + + + +### Contextual navigation + +The navigation in the header is contextual to each page. These options change depending on if you are looking at a project, group, or settings page. There should be no more than 10 items on a level in the contextual navigation, allowing it to comfortably fit on a typical laptop screen. There can be up to too levels of navigation. Each sub nav group should be a self-contained group of functionality. For example, everything related to the issue tracker should be under the 'Issue' tab, while everything relating to the wiki will be grouped under the 'Wiki' tab. The names used for each section should be short and easy to remember, ideally 1-2 words in length. + + + +### Information architecture + +The [GitLab Product Map](https://gitlab.com/gitlab-org/gitlab-design/raw/master/production/resources/gitlab-map.png) shows a visual representation of the information architecture for GitLab. + +--- + +## Filtering + +Today, lists are filtered by a series of dropdowns. Some of these dropdowns allow multiselect (labels), while others allow you to filter to one option (milestones). However, we are currently implementing a [new model](https://gitlab.com/gitlab-org/gitlab-ce/issues/21747) for this, and will update the guide when it is ready. + + + +--- + +## Search results + +### Global search + +[Global search](https://gitlab.com/search?group_id=&project_id=13083&repository_ref=&scope=issues&search=mobile) allows you to search across items in a project, or even across multiple projects. You can switch tabs to filter on type of object, or filter by group. + +### List search + +There are several core lists in the GitLab experience, such as the Issue list and the Merge Request list. You are also able to [filter and search these lists](https://gitlab.com/gitlab-org/gitlab-ce/issues?utf8=%E2%9C%93&search=mobile). This UI will be updated with the [new filtering model](https://gitlab.com/gitlab-org/gitlab-ce/issues/21747). + +--- + +## Empty states + +Empty states need to be considered in the design of features. They are vital to helping onboard new users, making the experience feel more approachable and understandable. Empty states should feel inviting and provide just enough information to get people started. 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This will be a living document, and we welcome contributions, feedback and suggestions. + +## Design + +--- + +### [Principles](principles.md) +These guiding principles set a solid foundation for our design system, and should remain relatively stable over multiple releases. They should be referenced as new design patterns are created. + +--- + +### [Basics](basics.md) +The basic ingredients of our experience establish our personality and feel. This section includes details about typography, color, and motion. + +--- + +### [Components](components.md) +Components are the controls that make up the GitLab experience, including guidance around buttons, links, dropdowns, etc. + +--- + +### [Surfaces](surfaces.md) +The GitLab experience is broken apart into several surfaces. Each of these surfaces is designated for a specific scope or type of content. Examples include the header, global menu, side pane, etc. + +--- + +### [Features](features.md) +The previous building blocks are combined into complete features in the GitLab UX. Examples include our navigation, filters, search results, and empty states. + +--- + +## Research + +--- + +### [Users](users.md) +How we think about the variety of users of GitLab, from small to large teams, comparing opensource usage to enterprise, etc. + +--- + +## Other + +--- + +### [Tips for designers](tips.md) +Tips for exporting assets, and other guidance. + +--- + +### [Resources](resources.md) +Resources for GitLab UX diff --git a/doc/development/ux_guide/principles.md b/doc/development/ux_guide/principles.md new file mode 100644 index 00000000000..1a297cba2cc --- /dev/null +++ b/doc/development/ux_guide/principles.md @@ -0,0 +1,17 @@ +# Principles + +These are the guiding principles that we should strive for to establish a solid foundation for the GitLab experience. + +## Professional and productive +GitLab is a tool to support what people do, day in, day out. We need to respect the importance of their work, and avoid gimicky details. + +## Minimal and efficient +While work can get complicated, GitLab is about bringing a sharp focus, helping our customers know what matters now. + +## Immediately recognizable +When you look at any screen, you should know immediately that it is GitLab. Our personality is strong and consistent across product and marketing experiences. + +## Human and quirky +We need to build empathy with our users, understanding their state of mind, and connect with them at a human level. Quirkiness is part of our DNA, and we should embrace it in the right moments and contexts. + +> TODO: Ensure these principles align well with the goals of the Marketing team diff --git a/doc/development/ux_guide/resources.md b/doc/development/ux_guide/resources.md new file mode 100644 index 00000000000..2f760c94414 --- /dev/null +++ b/doc/development/ux_guide/resources.md @@ -0,0 +1,13 @@ +# Resources + +## GitLab UI development kit + +We created a page inside GitLab where you can check commonly used html and css elements. + +When you run GitLab instance locally - just visit http://localhost:3000/help/ui page to see UI examples +you can use during GitLab development. + +## Design repository + +All design files are stored in the [gitlab-design](https://gitlab.com/gitlab-org/gitlab-design) +repository and maintained by GitLab UX designers.
\ No newline at end of file diff --git a/doc/development/ux_guide/surfaces.md b/doc/development/ux_guide/surfaces.md new file mode 100644 index 00000000000..881d6aa4cd6 --- /dev/null +++ b/doc/development/ux_guide/surfaces.md @@ -0,0 +1,47 @@ +# Surfaces + +## Contents +* [Header](#header) +* [Global menu](#global-menu) +* [Side pane](#side-pane) +* [Content area](#content-area) + +--- + + + +## Global menu + +This menu is to navigate to pages that contain content global to GitLab. + +--- + +## Header + +The header contains 3 main elements: Project switching and searching, user account avatar and settings, and a contextual menu that changes based on the current page. + + + +--- + +## Side pane + +The side pane holds supporting information and meta data for the information in the content area. + +--- + +## Content area + +The main content of the page. The content area can include other surfaces. + +### Item title bar + +The item title bar contains the top level information to identify the item, such as the name, id and status. + + + +### Item system information + +The system information block contains relevant system controlled information. + + diff --git a/doc/development/ux_guide/tips.md b/doc/development/ux_guide/tips.md new file mode 100644 index 00000000000..8348de4f8a2 --- /dev/null +++ b/doc/development/ux_guide/tips.md @@ -0,0 +1,44 @@ +# Tips + +## Contents +* [SVGs](#svgs) + +--- + +## SVGs + +When exporting SVGs, be sure to follow the following guidelines: + +1. Convert all strokes to outlines. +2. Use pathfinder tools to combine overlapping paths and create compound paths. +3. SVGs that are limited to one color should be exported without a fill color so the color can be set using CSS. +4. Ensure that exported SVGs have been run through an [SVG cleaner](https://github.com/RazrFalcon/SVGCleaner) to remove unused elements and attributes. + +You can open your svg in a text editor to ensure that it is clean. +Incorrect files will look like this: + +```xml +<?xml version="1.0" encoding="UTF-8" standalone="no"?> +<svg width="16px" height="17px" viewBox="0 0 16 17" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"> + <!-- Generator: Sketch 3.7.2 (28276) - http://www.bohemiancoding.com/sketch --> + <title>Group</title> + <desc>Created with Sketch.</desc> + <defs></defs> + <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd"> + <g id="Group" fill="#7E7C7C"> + <path d="M15.1111,1 L0.8891,1 C0.3981,1 0.0001,1.446 0.0001,1.996 L0.0001,15.945 C0.0001,16.495 0.3981,16.941 0.8891,16.941 L15.1111,16.941 C15.6021,16.941 16.0001,16.495 16.0001,15.945 L16.0001,1.996 C16.0001,1.446 15.6021,1 15.1111,1 L15.1111,1 L15.1111,1 Z M14.0001,6.0002 L14.0001,14.949 L2.0001,14.949 L2.0001,6.0002 L14.0001,6.0002 Z M14.0001,4.0002 L14.0001,2.993 L2.0001,2.993 L2.0001,4.0002 L14.0001,4.0002 Z" id="Combined-Shape"></path> + <polygon id="Fill-11" points="3 2.0002 5 2.0002 5 0.0002 3 0.0002"></polygon> + <polygon id="Fill-16" points="11 2.0002 13 2.0002 13 0.0002 11 0.0002"></polygon> + <path d="M5.37709616,11.5511984 L6.92309616,12.7821984 C7.35112915,13.123019 7.97359761,13.0565604 8.32002627,12.6330535 L10.7740263,9.63305349 C11.1237073,9.20557058 11.0606364,8.57555475 10.6331535,8.22587373 C10.2056706,7.87619272 9.57565475,7.93926361 9.22597373,8.36674651 L6.77197373,11.3667465 L8.16890384,11.2176016 L6.62290384,9.98660159 C6.19085236,9.6425813 5.56172188,9.71394467 5.21770159,10.1459962 C4.8736813,10.5780476 4.94504467,11.2071781 5.37709616,11.5511984 L5.37709616,11.5511984 Z" id="Stroke-21"></path> + </g> + </g> +</svg> +``` + +Correct file will look like this: + +```xml +<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 17" enable-background="new 0 0 16 17"><path d="m15.1 1h-2.1v-1h-2v1h-6v-1h-2v1h-2.1c-.5 0-.9.5-.9 1v14c0 .6.4 1 .9 1h14.2c.5 0 .9-.4.9-1v-14c0-.5-.4-1-.9-1m-1.1 14h-12v-9h12v9m0-11h-12v-1h12v1"/><path d="m5.4 11.6l1.5 1.2c.4.3 1.1.3 1.4-.1l2.5-3c.3-.4.3-1.1-.1-1.4-.5-.4-1.1-.3-1.5.1l-1.8 2.2-.8-.6c-.4-.3-1.1-.3-1.4.2-.3.4-.3 1 .2 1.4"/></svg> +``` + +> TODO: Checkout [https://github.com/svg/svgo](https://github.com/svg/svgo) diff --git a/doc/development/ux_guide/users.md b/doc/development/ux_guide/users.md new file mode 100644 index 00000000000..717a902c424 --- /dev/null +++ b/doc/development/ux_guide/users.md @@ -0,0 +1,16 @@ +# Users + +> TODO: Create personas. Understand the similarities and differences across the below spectrums. + +## Users by organization + +- Enterprise +- Medium company +- Small company +- Open source communities + +## Users by role + +- Admin +- Manager +- Developer diff --git a/lib/gitlab/current_settings.rb b/lib/gitlab/current_settings.rb index ef9160d6437..3a651ef318a 100644 --- a/lib/gitlab/current_settings.rb +++ b/lib/gitlab/current_settings.rb @@ -23,6 +23,10 @@ module Gitlab settings || fake_application_settings end + def sidekiq_throttling_enabled? + current_application_settings.sidekiq_throttling_enabled + end + def fake_application_settings OpenStruct.new( default_projects_limit: Settings.gitlab['default_projects_limit'], @@ -50,6 +54,7 @@ module Gitlab repository_checks_enabled: true, container_registry_token_expire_delay: 5, user_default_external: false, + sidekiq_throttling_enabled: false, ) end diff --git a/lib/gitlab/sidekiq_throttler.rb b/lib/gitlab/sidekiq_throttler.rb new file mode 100644 index 00000000000..d4d39a888e7 --- /dev/null +++ b/lib/gitlab/sidekiq_throttler.rb @@ -0,0 +1,23 @@ +module Gitlab + class SidekiqThrottler + class << self + def execute! + if Gitlab::CurrentSettings.sidekiq_throttling_enabled? + Gitlab::CurrentSettings.current_application_settings.sidekiq_throttling_queues.each do |queue| + Sidekiq::Queue[queue].limit = queue_limit + end + end + end + + private + + def queue_limit + @queue_limit ||= + begin + factor = Gitlab::CurrentSettings.current_application_settings.sidekiq_throttling_factor + (factor * Sidekiq.options[:concurrency]).ceil + end + end + end + end +end diff --git a/spec/controllers/projects/merge_requests_controller_spec.rb b/spec/controllers/projects/merge_requests_controller_spec.rb index 49127aecc63..1d0750d1719 100644 --- a/spec/controllers/projects/merge_requests_controller_spec.rb +++ b/spec/controllers/projects/merge_requests_controller_spec.rb @@ -39,6 +39,17 @@ describe Projects::MergeRequestsController do end end + shared_examples "loads labels" do |action| + it "loads labels into the @labels variable" do + get action, + namespace_id: project.namespace.to_param, + project_id: project.to_param, + id: merge_request.iid, + format: 'html' + expect(assigns(:labels)).not_to be_nil + end + end + describe "GET show" do shared_examples "export merge as" do |format| it "does generally work" do @@ -51,6 +62,8 @@ describe Projects::MergeRequestsController do expect(response).to be_success end + it_behaves_like "loads labels", :show + it "generates it" do expect_any_instance_of(MergeRequest).to receive(:"to_#{format}") @@ -406,6 +419,8 @@ describe Projects::MergeRequestsController do get :diffs, params.merge(extra_params) end + it_behaves_like "loads labels", :diffs + context 'with default params' do context 'as html' do before { go(format: 'html') } @@ -612,6 +627,8 @@ describe Projects::MergeRequestsController do format: format end + it_behaves_like "loads labels", :commits + context 'as html' do it 'renders the show template' do go @@ -630,6 +647,14 @@ describe Projects::MergeRequestsController do end end + describe 'GET builds' do + it_behaves_like "loads labels", :builds + end + + describe 'GET pipelines' do + it_behaves_like "loads labels", :pipelines + end + describe 'GET conflicts' do let(:json_response) { JSON.parse(response.body) } diff --git a/spec/features/boards/new_issue_spec.rb b/spec/features/boards/new_issue_spec.rb index 760a8967123..a03cd6fbf2d 100644 --- a/spec/features/boards/new_issue_spec.rb +++ b/spec/features/boards/new_issue_spec.rb @@ -46,7 +46,7 @@ describe 'Issue Boards new issue', feature: true, js: true do click_button 'Cancel' - expect(page).to have_selector('.board-new-issue-form', visible: false) + expect(page).not_to have_selector('.board-new-issue-form') end end diff --git a/spec/features/merge_requests/diff_notes_resolve_spec.rb b/spec/features/merge_requests/diff_notes_resolve_spec.rb index 5e6d8467217..d5e3d8e7eff 100644 --- a/spec/features/merge_requests/diff_notes_resolve_spec.rb +++ b/spec/features/merge_requests/diff_notes_resolve_spec.rb @@ -69,8 +69,6 @@ feature 'Diff notes resolve', feature: true, js: true do page.within '.diff-content .note' do expect(page).to have_selector('.line-resolve-btn.is-active') - - expect(find('.line-resolve-btn')['data-original-title']).to eq("Resolved by #{user.name}") end page.within '.line-resolve-all-container' do diff --git a/spec/lib/gitlab/sidekiq_throttler_spec.rb b/spec/lib/gitlab/sidekiq_throttler_spec.rb new file mode 100644 index 00000000000..ff32e0e699d --- /dev/null +++ b/spec/lib/gitlab/sidekiq_throttler_spec.rb @@ -0,0 +1,28 @@ +require 'spec_helper' + +describe Gitlab::SidekiqThrottler do + before do + Sidekiq.options[:concurrency] = 35 + + stub_application_setting( + sidekiq_throttling_enabled: true, + sidekiq_throttling_factor: 0.1, + sidekiq_throttling_queues: %w[build project_cache] + ) + end + + describe '#execute!' do + it 'sets limits on the selected queues' do + Gitlab::SidekiqThrottler.execute! + + expect(Sidekiq::Queue['build'].limit).to eq 4 + expect(Sidekiq::Queue['project_cache'].limit).to eq 4 + end + + it 'does not set limits on other queues' do + Gitlab::SidekiqThrottler.execute! + + expect(Sidekiq::Queue['merge'].limit).to be_nil + end + end +end diff --git a/vendor/assets/javascripts/vue.full.js b/vendor/assets/javascripts/vue.full.js index 7ae95897a01..ea15bfac416 100644 --- a/vendor/assets/javascripts/vue.full.js +++ b/vendor/assets/javascripts/vue.full.js @@ -1,10073 +1,7515 @@ /*! - * Vue.js v1.0.26 - * (c) 2016 Evan You + * Vue.js v2.0.3 + * (c) 2014-2016 Evan You * Released under the MIT License. */ (function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : typeof define === 'function' && define.amd ? define(factory) : (global.Vue = factory()); -}(this, function () { 'use strict'; +}(this, (function () { 'use strict'; - function set(obj, key, val) { - if (hasOwn(obj, key)) { - obj[key] = val; - return; - } - if (obj._isVue) { - set(obj._data, key, val); - return; - } - var ob = obj.__ob__; - if (!ob) { - obj[key] = val; - return; - } - ob.convert(key, val); - ob.dep.notify(); - if (ob.vms) { - var i = ob.vms.length; - while (i--) { - var vm = ob.vms[i]; - vm._proxy(key); - vm._digest(); - } - } - return val; - } +/* */ - /** - * Delete a property and trigger change if necessary. - * - * @param {Object} obj - * @param {String} key - */ +/** + * Convert a value to a string that is actually rendered. + */ +function _toString (val) { + return val == null + ? '' + : typeof val === 'object' + ? JSON.stringify(val, null, 2) + : String(val) +} + +/** + * Convert a input value to a number for persistence. + * If the conversion fails, return original string. + */ +function toNumber (val) { + var n = parseFloat(val, 10); + return (n || n === 0) ? n : val +} + +/** + * Make a map and return a function for checking if a key + * is in that map. + */ +function makeMap ( + str, + expectsLowerCase +) { + var map = Object.create(null); + var list = str.split(','); + for (var i = 0; i < list.length; i++) { + map[list[i]] = true; + } + return expectsLowerCase + ? function (val) { return map[val.toLowerCase()]; } + : function (val) { return map[val]; } +} + +/** + * Check if a tag is a built-in tag. + */ +var isBuiltInTag = makeMap('slot,component', true); - function del(obj, key) { - if (!hasOwn(obj, key)) { - return; - } - delete obj[key]; - var ob = obj.__ob__; - if (!ob) { - if (obj._isVue) { - delete obj._data[key]; - obj._digest(); - } - return; - } - ob.dep.notify(); - if (ob.vms) { - var i = ob.vms.length; - while (i--) { - var vm = ob.vms[i]; - vm._unproxy(key); - vm._digest(); - } +/** + * Remove an item from an array + */ +function remove$1 (arr, item) { + if (arr.length) { + var index = arr.indexOf(item); + if (index > -1) { + return arr.splice(index, 1) } } +} - var hasOwnProperty = Object.prototype.hasOwnProperty; - /** - * Check whether the object has the property. - * - * @param {Object} obj - * @param {String} key - * @return {Boolean} - */ +/** + * Check whether the object has the property. + */ +var hasOwnProperty = Object.prototype.hasOwnProperty; +function hasOwn (obj, key) { + return hasOwnProperty.call(obj, key) +} + +/** + * Check if value is primitive + */ +function isPrimitive (value) { + return typeof value === 'string' || typeof value === 'number' +} - function hasOwn(obj, key) { - return hasOwnProperty.call(obj, key); +/** + * Create a cached version of a pure function. + */ +function cached (fn) { + var cache = Object.create(null); + return function cachedFn (str) { + var hit = cache[str]; + return hit || (cache[str] = fn(str)) } +} - /** - * Check if an expression is a literal value. - * - * @param {String} exp - * @return {Boolean} - */ +/** + * Camelize a hyphen-delmited string. + */ +var camelizeRE = /-(\w)/g; +var camelize = cached(function (str) { + return str.replace(camelizeRE, function (_, c) { return c ? c.toUpperCase() : ''; }) +}); - var literalValueRE = /^\s?(true|false|-?[\d\.]+|'[^']*'|"[^"]*")\s?$/; +/** + * Capitalize a string. + */ +var capitalize = cached(function (str) { + return str.charAt(0).toUpperCase() + str.slice(1) +}); - function isLiteral(exp) { - return literalValueRE.test(exp); +/** + * Hyphenate a camelCase string. + */ +var hyphenateRE = /([^-])([A-Z])/g; +var hyphenate = cached(function (str) { + return str + .replace(hyphenateRE, '$1-$2') + .replace(hyphenateRE, '$1-$2') + .toLowerCase() +}); + +/** + * Simple bind, faster than native + */ +function bind$1 (fn, ctx) { + function boundFn (a) { + var l = arguments.length; + return l + ? l > 1 + ? fn.apply(ctx, arguments) + : fn.call(ctx, a) + : fn.call(ctx) + } + // record original fn length + boundFn._length = fn.length; + return boundFn +} + +/** + * Convert an Array-like object to a real Array. + */ +function toArray (list, start) { + start = start || 0; + var i = list.length - start; + var ret = new Array(i); + while (i--) { + ret[i] = list[i + start]; + } + return ret +} + +/** + * Mix properties into target object. + */ +function extend (to, _from) { + for (var key in _from) { + to[key] = _from[key]; } + return to +} - /** - * Check if a string starts with $ or _ - * - * @param {String} str - * @return {Boolean} - */ +/** + * Quick object check - this is primarily used to tell + * Objects from primitive values when we know the value + * is a JSON-compliant type. + */ +function isObject (obj) { + return obj !== null && typeof obj === 'object' +} - function isReserved(str) { - var c = (str + '').charCodeAt(0); - return c === 0x24 || c === 0x5F; +/** + * Strict object type check. Only returns true + * for plain JavaScript objects. + */ +var toString = Object.prototype.toString; +var OBJECT_STRING = '[object Object]'; +function isPlainObject (obj) { + return toString.call(obj) === OBJECT_STRING +} + +/** + * Merge an Array of Objects into a single Object. + */ +function toObject (arr) { + var res = {}; + for (var i = 0; i < arr.length; i++) { + if (arr[i]) { + extend(res, arr[i]); + } } + return res +} - /** - * Guard text output, make sure undefined outputs - * empty string - * - * @param {*} value - * @return {String} - */ +/** + * Perform no operation. + */ +function noop () {} - function _toString(value) { - return value == null ? '' : value.toString(); - } +/** + * Always return false. + */ +var no = function () { return false; }; - /** - * Check and convert possible numeric strings to numbers - * before setting back to data - * - * @param {*} value - * @return {*|Number} - */ +/** + * Generate a static keys string from compiler modules. + */ +function genStaticKeys (modules) { + return modules.reduce(function (keys, m) { + return keys.concat(m.staticKeys || []) + }, []).join(',') +} + +/** + * Check if two values are loosely equal - that is, + * if they are plain objects, do they have the same shape? + */ +function looseEqual (a, b) { + /* eslint-disable eqeqeq */ + return a == b || ( + isObject(a) && isObject(b) + ? JSON.stringify(a) === JSON.stringify(b) + : false + ) + /* eslint-enable eqeqeq */ +} - function toNumber(value) { - if (typeof value !== 'string') { - return value; - } else { - var parsed = Number(value); - return isNaN(parsed) ? value : parsed; - } +function looseIndexOf (arr, val) { + for (var i = 0; i < arr.length; i++) { + if (looseEqual(arr[i], val)) { return i } } + return -1 +} - /** - * Convert string boolean literals into real booleans. - * - * @param {*} value - * @return {*|Boolean} - */ - - function toBoolean(value) { - return value === 'true' ? true : value === 'false' ? false : value; - } +/* */ +var config = { /** - * Strip quotes from a string - * - * @param {String} str - * @return {String | false} + * Option merge strategies (used in core/util/options) */ - - function stripQuotes(str) { - var a = str.charCodeAt(0); - var b = str.charCodeAt(str.length - 1); - return a === b && (a === 0x22 || a === 0x27) ? str.slice(1, -1) : str; - } + optionMergeStrategies: Object.create(null), /** - * Camelize a hyphen-delmited string. - * - * @param {String} str - * @return {String} + * Whether to suppress warnings. */ - - var camelizeRE = /-(\w)/g; - - function camelize(str) { - return str.replace(camelizeRE, toUpper); - } - - function toUpper(_, c) { - return c ? c.toUpperCase() : ''; - } + silent: false, /** - * Hyphenate a camelCase string. - * - * @param {String} str - * @return {String} + * Whether to enable devtools */ - - var hyphenateRE = /([a-z\d])([A-Z])/g; - - function hyphenate(str) { - return str.replace(hyphenateRE, '$1-$2').toLowerCase(); - } + devtools: "development" !== 'production', /** - * Converts hyphen/underscore/slash delimitered names into - * camelized classNames. - * - * e.g. my-component => MyComponent - * some_else => SomeElse - * some/comp => SomeComp - * - * @param {String} str - * @return {String} + * Error handler for watcher errors */ - - var classifyRE = /(?:^|[-_\/])(\w)/g; - - function classify(str) { - return str.replace(classifyRE, toUpper); - } + errorHandler: null, /** - * Simple bind, faster than native - * - * @param {Function} fn - * @param {Object} ctx - * @return {Function} + * Ignore certain custom elements */ - - function bind(fn, ctx) { - return function (a) { - var l = arguments.length; - return l ? l > 1 ? fn.apply(ctx, arguments) : fn.call(ctx, a) : fn.call(ctx); - }; - } + ignoredElements: null, /** - * Convert an Array-like object to a real Array. - * - * @param {Array-like} list - * @param {Number} [start] - start index - * @return {Array} + * Custom user key aliases for v-on */ - - function toArray(list, start) { - start = start || 0; - var i = list.length - start; - var ret = new Array(i); - while (i--) { - ret[i] = list[i + start]; - } - return ret; - } + keyCodes: Object.create(null), /** - * Mix properties into target object. - * - * @param {Object} to - * @param {Object} from + * Check if a tag is reserved so that it cannot be registered as a + * component. This is platform-dependent and may be overwritten. */ - - function extend(to, from) { - var keys = Object.keys(from); - var i = keys.length; - while (i--) { - to[keys[i]] = from[keys[i]]; - } - return to; - } + isReservedTag: no, /** - * Quick object check - this is primarily used to tell - * Objects from primitive values when we know the value - * is a JSON-compliant type. - * - * @param {*} obj - * @return {Boolean} + * Check if a tag is an unknown element. + * Platform-dependent. */ - - function isObject(obj) { - return obj !== null && typeof obj === 'object'; - } + isUnknownElement: no, /** - * Strict object type check. Only returns true - * for plain JavaScript objects. - * - * @param {*} obj - * @return {Boolean} + * Get the namespace of an element */ - - var toString = Object.prototype.toString; - var OBJECT_STRING = '[object Object]'; - - function isPlainObject(obj) { - return toString.call(obj) === OBJECT_STRING; - } + getTagNamespace: noop, /** - * Array type check. - * - * @param {*} obj - * @return {Boolean} + * Check if an attribute must be bound using property, e.g. value + * Platform-dependent. */ - - var isArray = Array.isArray; + mustUseProp: no, /** - * Define a property. - * - * @param {Object} obj - * @param {String} key - * @param {*} val - * @param {Boolean} [enumerable] + * List of asset types that a component can own. */ - - function def(obj, key, val, enumerable) { - Object.defineProperty(obj, key, { - value: val, - enumerable: !!enumerable, - writable: true, - configurable: true - }); - } + _assetTypes: [ + 'component', + 'directive', + 'filter' + ], /** - * Debounce a function so it only gets called after the - * input stops arriving after the given wait period. - * - * @param {Function} func - * @param {Number} wait - * @return {Function} - the debounced function + * List of lifecycle hooks. */ - - function _debounce(func, wait) { - var timeout, args, context, timestamp, result; - var later = function later() { - var last = Date.now() - timestamp; - if (last < wait && last >= 0) { - timeout = setTimeout(later, wait - last); - } else { - timeout = null; - result = func.apply(context, args); - if (!timeout) context = args = null; - } - }; - return function () { - context = this; - args = arguments; - timestamp = Date.now(); - if (!timeout) { - timeout = setTimeout(later, wait); - } - return result; - }; - } + _lifecycleHooks: [ + 'beforeCreate', + 'created', + 'beforeMount', + 'mounted', + 'beforeUpdate', + 'updated', + 'beforeDestroy', + 'destroyed', + 'activated', + 'deactivated' + ], /** - * Manual indexOf because it's slightly faster than - * native. - * - * @param {Array} arr - * @param {*} obj + * Max circular updates allowed in a scheduler flush cycle. */ - - function indexOf(arr, obj) { - var i = arr.length; - while (i--) { - if (arr[i] === obj) return i; - } - return -1; - } + _maxUpdateCount: 100, /** - * Make a cancellable version of an async callback. - * - * @param {Function} fn - * @return {Function} + * Server rendering? */ + _isServer: "client" === 'server' +}; - function cancellable(fn) { - var cb = function cb() { - if (!cb.cancelled) { - return fn.apply(this, arguments); - } - }; - cb.cancel = function () { - cb.cancelled = true; - }; - return cb; - } +/* */ - /** - * Check if two values are loosely equal - that is, - * if they are plain objects, do they have the same shape? - * - * @param {*} a - * @param {*} b - * @return {Boolean} - */ +/** + * Check if a string starts with $ or _ + */ +function isReserved (str) { + var c = (str + '').charCodeAt(0); + return c === 0x24 || c === 0x5F +} - function looseEqual(a, b) { - /* eslint-disable eqeqeq */ - return a == b || (isObject(a) && isObject(b) ? JSON.stringify(a) === JSON.stringify(b) : false); - /* eslint-enable eqeqeq */ +/** + * Define a property. + */ +function def (obj, key, val, enumerable) { + Object.defineProperty(obj, key, { + value: val, + enumerable: !!enumerable, + writable: true, + configurable: true + }); +} + +/** + * Parse simple path. + */ +var bailRE = /[^\w\.\$]/; +function parsePath (path) { + if (bailRE.test(path)) { + return + } else { + var segments = path.split('.'); + return function (obj) { + for (var i = 0; i < segments.length; i++) { + if (!obj) { return } + obj = obj[segments[i]]; + } + return obj + } } +} - var hasProto = ('__proto__' in {}); +/* */ +/* globals MutationObserver */ - // Browser environment sniffing - var inBrowser = typeof window !== 'undefined' && Object.prototype.toString.call(window) !== '[object Object]'; +// can we use __proto__? +var hasProto = '__proto__' in {}; - // detect devtools - var devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__; +// Browser environment sniffing +var inBrowser = + typeof window !== 'undefined' && + Object.prototype.toString.call(window) !== '[object Object]'; - // UA sniffing for working around browser-specific quirks - var UA = inBrowser && window.navigator.userAgent.toLowerCase(); - var isIE = UA && UA.indexOf('trident') > 0; - var isIE9 = UA && UA.indexOf('msie 9.0') > 0; - var isAndroid = UA && UA.indexOf('android') > 0; - var isIos = UA && /(iphone|ipad|ipod|ios)/i.test(UA); - var iosVersionMatch = isIos && UA.match(/os ([\d_]+)/); - var iosVersion = iosVersionMatch && iosVersionMatch[1].split('_'); +var UA = inBrowser && window.navigator.userAgent.toLowerCase(); +var isIE = UA && /msie|trident/.test(UA); +var isIE9 = UA && UA.indexOf('msie 9.0') > 0; +var isEdge = UA && UA.indexOf('edge/') > 0; +var isAndroid = UA && UA.indexOf('android') > 0; +var isIOS = UA && /iphone|ipad|ipod|ios/.test(UA); - // detecting iOS UIWebView by indexedDB - var hasMutationObserverBug = iosVersion && Number(iosVersion[0]) >= 9 && Number(iosVersion[1]) >= 3 && !window.indexedDB; +// detect devtools +var devtools = inBrowser && window.__VUE_DEVTOOLS_GLOBAL_HOOK__; - var transitionProp = undefined; - var transitionEndEvent = undefined; - var animationProp = undefined; - var animationEndEvent = undefined; +/* istanbul ignore next */ +function isNative (Ctor) { + return /native code/.test(Ctor.toString()) +} - // Transition property/event sniffing - if (inBrowser && !isIE9) { - var isWebkitTrans = window.ontransitionend === undefined && window.onwebkittransitionend !== undefined; - var isWebkitAnim = window.onanimationend === undefined && window.onwebkitanimationend !== undefined; - transitionProp = isWebkitTrans ? 'WebkitTransition' : 'transition'; - transitionEndEvent = isWebkitTrans ? 'webkitTransitionEnd' : 'transitionend'; - animationProp = isWebkitAnim ? 'WebkitAnimation' : 'animation'; - animationEndEvent = isWebkitAnim ? 'webkitAnimationEnd' : 'animationend'; +/** + * Defer a task to execute it asynchronously. + */ +var nextTick = (function () { + var callbacks = []; + var pending = false; + var timerFunc; + + function nextTickHandler () { + pending = false; + var copies = callbacks.slice(0); + callbacks.length = 0; + for (var i = 0; i < copies.length; i++) { + copies[i](); + } + } + + // the nextTick behavior leverages the microtask queue, which can be accessed + // via either native Promise.then or MutationObserver. + // MutationObserver has wider support, however it is seriously bugged in + // UIWebView in iOS >= 9.3.3 when triggered in touch event handlers. It + // completely stops working after triggering a few times... so, if native + // Promise is available, we will use it: + /* istanbul ignore if */ + if (typeof Promise !== 'undefined' && isNative(Promise)) { + var p = Promise.resolve(); + timerFunc = function () { + p.then(nextTickHandler); + // in problematic UIWebViews, Promise.then doesn't completely break, but + // it can get stuck in a weird state where callbacks are pushed into the + // microtask queue but the queue isn't being flushed, until the browser + // needs to do some other work, e.g. handle a timer. Therefore we can + // "force" the microtask queue to be flushed by adding an empty timer. + if (isIOS) { setTimeout(noop); } + }; + } else if (typeof MutationObserver !== 'undefined' && ( + isNative(MutationObserver) || + // PhantomJS and iOS 7.x + MutationObserver.toString() === '[object MutationObserverConstructor]' + )) { + // use MutationObserver where native Promise is not available, + // e.g. PhantomJS IE11, iOS7, Android 4.4 + var counter = 1; + var observer = new MutationObserver(nextTickHandler); + var textNode = document.createTextNode(String(counter)); + observer.observe(textNode, { + characterData: true + }); + timerFunc = function () { + counter = (counter + 1) % 2; + textNode.data = String(counter); + }; + } else { + // fallback to setTimeout + /* istanbul ignore next */ + timerFunc = function () { + setTimeout(nextTickHandler, 0); + }; } - /** - * Defer a task to execute it asynchronously. Ideally this - * should be executed as a microtask, so we leverage - * MutationObserver if it's available, and fallback to - * setTimeout(0). - * - * @param {Function} cb - * @param {Object} ctx - */ - - var nextTick = (function () { - var callbacks = []; - var pending = false; - var timerFunc; - function nextTickHandler() { - pending = false; - var copies = callbacks.slice(0); - callbacks = []; - for (var i = 0; i < copies.length; i++) { - copies[i](); - } - } - - /* istanbul ignore if */ - if (typeof MutationObserver !== 'undefined' && !hasMutationObserverBug) { - var counter = 1; - var observer = new MutationObserver(nextTickHandler); - var textNode = document.createTextNode(counter); - observer.observe(textNode, { - characterData: true - }); - timerFunc = function () { - counter = (counter + 1) % 2; - textNode.data = counter; - }; - } else { - // webpack attempts to inject a shim for setImmediate - // if it is used as a global, so we have to work around that to - // avoid bundling unnecessary code. - var context = inBrowser ? window : typeof global !== 'undefined' ? global : {}; - timerFunc = context.setImmediate || setTimeout; - } - return function (cb, ctx) { - var func = ctx ? function () { - cb.call(ctx); - } : cb; - callbacks.push(func); - if (pending) return; + return function queueNextTick (cb, ctx) { + var func = ctx + ? function () { cb.call(ctx); } + : cb; + callbacks.push(func); + if (!pending) { pending = true; - timerFunc(nextTickHandler, 0); - }; - })(); + timerFunc(); + } + } +})(); - var _Set = undefined; - /* istanbul ignore if */ - if (typeof Set !== 'undefined' && Set.toString().match(/native code/)) { - // use native Set when available. - _Set = Set; - } else { - // a non-standard Set polyfill that only works with primitive keys. - _Set = function () { +var _Set; +/* istanbul ignore if */ +if (typeof Set !== 'undefined' && isNative(Set)) { + // use native Set when available. + _Set = Set; +} else { + // a non-standard Set polyfill that only works with primitive keys. + _Set = (function () { + function Set () { this.set = Object.create(null); + } + Set.prototype.has = function has (key) { + return this.set[key] !== undefined }; - _Set.prototype.has = function (key) { - return this.set[key] !== undefined; - }; - _Set.prototype.add = function (key) { + Set.prototype.add = function add (key) { this.set[key] = 1; }; - _Set.prototype.clear = function () { + Set.prototype.clear = function clear () { this.set = Object.create(null); }; - } - - function Cache(limit) { - this.size = 0; - this.limit = limit; - this.head = this.tail = undefined; - this._keymap = Object.create(null); - } - - var p = Cache.prototype; - /** - * Put <value> into the cache associated with <key>. - * Returns the entry which was removed to make room for - * the new entry. Otherwise undefined is returned. - * (i.e. if there was enough room already). - * - * @param {String} key - * @param {*} value - * @return {Entry|undefined} - */ - - p.put = function (key, value) { - var removed; - - var entry = this.get(key, true); - if (!entry) { - if (this.size === this.limit) { - removed = this.shift(); - } - entry = { - key: key - }; - this._keymap[key] = entry; - if (this.tail) { - this.tail.newer = entry; - entry.older = this.tail; - } else { - this.head = entry; + return Set; + }()); +} + +/* not type checking this file because flow doesn't play well with Proxy */ + +var hasProxy; +var proxyHandlers; +var initProxy; + +{ + var allowedGlobals = makeMap( + 'Infinity,undefined,NaN,isFinite,isNaN,' + + 'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' + + 'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,' + + 'require' // for Webpack/Browserify + ); + + hasProxy = + typeof Proxy !== 'undefined' && + Proxy.toString().match(/native code/); + + proxyHandlers = { + has: function has (target, key) { + var has = key in target; + var isAllowed = allowedGlobals(key) || key.charAt(0) === '_'; + if (!has && !isAllowed) { + warn( + "Property or method \"" + key + "\" is not defined on the instance but " + + "referenced during render. Make sure to declare reactive data " + + "properties in the data option.", + target + ); } - this.tail = entry; - this.size++; + return has || !isAllowed } - entry.value = value; - - return removed; }; - /** - * Purge the least recently used (oldest) entry from the - * cache. Returns the removed entry or undefined if the - * cache was empty. - */ - - p.shift = function () { - var entry = this.head; - if (entry) { - this.head = this.head.newer; - this.head.older = undefined; - entry.newer = entry.older = undefined; - this._keymap[entry.key] = undefined; - this.size--; + initProxy = function initProxy (vm) { + if (hasProxy) { + vm._renderProxy = new Proxy(vm, proxyHandlers); + } else { + vm._renderProxy = vm; } - return entry; }; +} - /** - * Get and register recent use of <key>. Returns the value - * associated with <key> or undefined if not in cache. - * - * @param {String} key - * @param {Boolean} returnEntry - * @return {Entry|*} - */ +/* */ - p.get = function (key, returnEntry) { - var entry = this._keymap[key]; - if (entry === undefined) return; - if (entry === this.tail) { - return returnEntry ? entry : entry.value; - } - // HEAD--------------TAIL - // <.older .newer> - // <--- add direction -- - // A B C <D> E - if (entry.newer) { - if (entry === this.head) { - this.head = entry.newer; - } - entry.newer.older = entry.older; // C <-- E. - } - if (entry.older) { - entry.older.newer = entry.newer; // C. --> E - } - entry.newer = undefined; // D --x - entry.older = this.tail; // D. --> E - if (this.tail) { - this.tail.newer = entry; // E. <-- D - } - this.tail = entry; - return returnEntry ? entry : entry.value; - }; - var cache$1 = new Cache(1000); - var filterTokenRE = /[^\s'"]+|'[^']*'|"[^"]*"/g; - var reservedArgRE = /^in$|^-?\d+/; +var uid$2 = 0; - /** - * Parser state - */ - - var str; - var dir; - var c; - var prev; - var i; - var l; - var lastFilterIndex; - var inSingle; - var inDouble; - var curly; - var square; - var paren; - /** - * Push a filter to the current directive object - */ +/** + * A dep is an observable that can have multiple + * directives subscribing to it. + */ +var Dep = function Dep () { + this.id = uid$2++; + this.subs = []; +}; - function pushFilter() { - var exp = str.slice(lastFilterIndex, i).trim(); - var filter; - if (exp) { - filter = {}; - var tokens = exp.match(filterTokenRE); - filter.name = tokens[0]; - if (tokens.length > 1) { - filter.args = tokens.slice(1).map(processFilterArg); - } - } - if (filter) { - (dir.filters = dir.filters || []).push(filter); - } - lastFilterIndex = i + 1; - } +Dep.prototype.addSub = function addSub (sub) { + this.subs.push(sub); +}; - /** - * Check if an argument is dynamic and strip quotes. - * - * @param {String} arg - * @return {Object} - */ +Dep.prototype.removeSub = function removeSub (sub) { + remove$1(this.subs, sub); +}; - function processFilterArg(arg) { - if (reservedArgRE.test(arg)) { - return { - value: toNumber(arg), - dynamic: false - }; - } else { - var stripped = stripQuotes(arg); - var dynamic = stripped === arg; - return { - value: dynamic ? arg : stripped, - dynamic: dynamic - }; - } +Dep.prototype.depend = function depend () { + if (Dep.target) { + Dep.target.addDep(this); } +}; - /** - * Parse a directive value and extract the expression - * and its filters into a descriptor. - * - * Example: - * - * "a + 1 | uppercase" will yield: - * { - * expression: 'a + 1', - * filters: [ - * { name: 'uppercase', args: null } - * ] - * } - * - * @param {String} s - * @return {Object} - */ +Dep.prototype.notify = function notify () { + // stablize the subscriber list first + var subs = this.subs.slice(); + for (var i = 0, l = subs.length; i < l; i++) { + subs[i].update(); + } +}; - function parseDirective(s) { - var hit = cache$1.get(s); - if (hit) { - return hit; - } - - // reset parser state - str = s; - inSingle = inDouble = false; - curly = square = paren = 0; - lastFilterIndex = 0; - dir = {}; - - for (i = 0, l = str.length; i < l; i++) { - prev = c; - c = str.charCodeAt(i); - if (inSingle) { - // check single quote - if (c === 0x27 && prev !== 0x5C) inSingle = !inSingle; - } else if (inDouble) { - // check double quote - if (c === 0x22 && prev !== 0x5C) inDouble = !inDouble; - } else if (c === 0x7C && // pipe - str.charCodeAt(i + 1) !== 0x7C && str.charCodeAt(i - 1) !== 0x7C) { - if (dir.expression == null) { - // first filter, end of expression - lastFilterIndex = i + 1; - dir.expression = str.slice(0, i).trim(); - } else { - // already has filter - pushFilter(); - } - } else { - switch (c) { - case 0x22: - inDouble = true;break; // " - case 0x27: - inSingle = true;break; // ' - case 0x28: - paren++;break; // ( - case 0x29: - paren--;break; // ) - case 0x5B: - square++;break; // [ - case 0x5D: - square--;break; // ] - case 0x7B: - curly++;break; // { - case 0x7D: - curly--;break; // } - } - } - } +// the current target watcher being evaluated. +// this is globally unique because there could be only one +// watcher being evaluated at any time. +Dep.target = null; +var targetStack = []; - if (dir.expression == null) { - dir.expression = str.slice(0, i).trim(); - } else if (lastFilterIndex !== 0) { - pushFilter(); - } +function pushTarget (_target) { + if (Dep.target) { targetStack.push(Dep.target); } + Dep.target = _target; +} - cache$1.put(s, dir); - return dir; - } +function popTarget () { + Dep.target = targetStack.pop(); +} -var directive = Object.freeze({ - parseDirective: parseDirective - }); +/* */ - var regexEscapeRE = /[-.*+?^${}()|[\]\/\\]/g; - var cache = undefined; - var tagRE = undefined; - var htmlRE = undefined; - /** - * Escape a string so it can be used in a RegExp - * constructor. - * - * @param {String} str - */ - function escapeRegex(str) { - return str.replace(regexEscapeRE, '\\$&'); - } +var queue = []; +var has$1 = {}; +var circular = {}; +var waiting = false; +var flushing = false; +var index = 0; - function compileRegex() { - var open = escapeRegex(config.delimiters[0]); - var close = escapeRegex(config.delimiters[1]); - var unsafeOpen = escapeRegex(config.unsafeDelimiters[0]); - var unsafeClose = escapeRegex(config.unsafeDelimiters[1]); - tagRE = new RegExp(unsafeOpen + '((?:.|\\n)+?)' + unsafeClose + '|' + open + '((?:.|\\n)+?)' + close, 'g'); - htmlRE = new RegExp('^' + unsafeOpen + '((?:.|\\n)+?)' + unsafeClose + '$'); - // reset cache - cache = new Cache(1000); +/** + * Reset the scheduler's state. + */ +function resetSchedulerState () { + queue.length = 0; + has$1 = {}; + { + circular = {}; } + waiting = flushing = false; +} - /** - * Parse a template text string into an array of tokens. - * - * @param {String} text - * @return {Array<Object> | null} - * - {String} type - * - {String} value - * - {Boolean} [html] - * - {Boolean} [oneTime] - */ - - function parseText(text) { - if (!cache) { - compileRegex(); - } - var hit = cache.get(text); - if (hit) { - return hit; - } - if (!tagRE.test(text)) { - return null; - } - var tokens = []; - var lastIndex = tagRE.lastIndex = 0; - var match, index, html, value, first, oneTime; - /* eslint-disable no-cond-assign */ - while (match = tagRE.exec(text)) { - /* eslint-enable no-cond-assign */ - index = match.index; - // push text token - if (index > lastIndex) { - tokens.push({ - value: text.slice(lastIndex, index) - }); +/** + * Flush both queues and run the watchers. + */ +function flushSchedulerQueue () { + flushing = true; + + // Sort queue before flush. + // This ensures that: + // 1. Components are updated from parent to child. (because parent is always + // created before the child) + // 2. A component's user watchers are run before its render watcher (because + // user watchers are created before the render watcher) + // 3. If a component is destroyed during a parent component's watcher run, + // its watchers can be skipped. + queue.sort(function (a, b) { return a.id - b.id; }); + + // do not cache length because more watchers might be pushed + // as we run existing watchers + for (index = 0; index < queue.length; index++) { + var watcher = queue[index]; + var id = watcher.id; + has$1[id] = null; + watcher.run(); + // in dev build, check and stop circular updates. + if ("development" !== 'production' && has$1[id] != null) { + circular[id] = (circular[id] || 0) + 1; + if (circular[id] > config._maxUpdateCount) { + warn( + 'You may have an infinite update loop ' + ( + watcher.user + ? ("in watcher with expression \"" + (watcher.expression) + "\"") + : "in a component render function." + ), + watcher.vm + ); + break } - // tag token - html = htmlRE.test(match[0]); - value = html ? match[1] : match[2]; - first = value.charCodeAt(0); - oneTime = first === 42; // * - value = oneTime ? value.slice(1) : value; - tokens.push({ - tag: true, - value: value.trim(), - html: html, - oneTime: oneTime - }); - lastIndex = index + match[0].length; - } - if (lastIndex < text.length) { - tokens.push({ - value: text.slice(lastIndex) - }); - } - cache.put(text, tokens); - return tokens; - } - - /** - * Format a list of tokens into an expression. - * e.g. tokens parsed from 'a {{b}} c' can be serialized - * into one single expression as '"a " + b + " c"'. - * - * @param {Array} tokens - * @param {Vue} [vm] - * @return {String} - */ - - function tokensToExp(tokens, vm) { - if (tokens.length > 1) { - return tokens.map(function (token) { - return formatToken(token, vm); - }).join('+'); - } else { - return formatToken(tokens[0], vm, true); } } - /** - * Format a single token. - * - * @param {Object} token - * @param {Vue} [vm] - * @param {Boolean} [single] - * @return {String} - */ - - function formatToken(token, vm, single) { - return token.tag ? token.oneTime && vm ? '"' + vm.$eval(token.value) + '"' : inlineFilters(token.value, single) : '"' + token.value + '"'; + // devtool hook + /* istanbul ignore if */ + if (devtools && config.devtools) { + devtools.emit('flush'); } - /** - * For an attribute with multiple interpolation tags, - * e.g. attr="some-{{thing | filter}}", in order to combine - * the whole thing into a single watchable expression, we - * have to inline those filters. This function does exactly - * that. This is a bit hacky but it avoids heavy changes - * to directive parser and watcher mechanism. - * - * @param {String} exp - * @param {Boolean} single - * @return {String} - */ + resetSchedulerState(); +} - var filterRE = /[^|]\|[^|]/; - function inlineFilters(exp, single) { - if (!filterRE.test(exp)) { - return single ? exp : '(' + exp + ')'; +/** + * Push a watcher into the watcher queue. + * Jobs with duplicate IDs will be skipped unless it's + * pushed when the queue is being flushed. + */ +function queueWatcher (watcher) { + var id = watcher.id; + if (has$1[id] == null) { + has$1[id] = true; + if (!flushing) { + queue.push(watcher); } else { - var dir = parseDirective(exp); - if (!dir.filters) { - return '(' + exp + ')'; - } else { - return 'this._applyFilters(' + dir.expression + // value - ',null,' + // oldValue (null for read) - JSON.stringify(dir.filters) + // filter descriptors - ',false)'; // write? + // if already flushing, splice the watcher based on its id + // if already past its id, it will be run next immediately. + var i = queue.length - 1; + while (i >= 0 && queue[i].id > watcher.id) { + i--; } + queue.splice(Math.max(i, index) + 1, 0, watcher); } - } - -var text = Object.freeze({ - compileRegex: compileRegex, - parseText: parseText, - tokensToExp: tokensToExp - }); - - var delimiters = ['{{', '}}']; - var unsafeDelimiters = ['{{{', '}}}']; - - var config = Object.defineProperties({ - - /** - * Whether to print debug messages. - * Also enables stack trace for warnings. - * - * @type {Boolean} - */ - - debug: false, - - /** - * Whether to suppress warnings. - * - * @type {Boolean} - */ - - silent: false, - - /** - * Whether to use async rendering. - */ - - async: true, - - /** - * Whether to warn against errors caught when evaluating - * expressions. - */ - - warnExpressionErrors: true, - - /** - * Whether to allow devtools inspection. - * Disabled by default in production builds. - */ - - devtools: 'development' !== 'production', - - /** - * Internal flag to indicate the delimiters have been - * changed. - * - * @type {Boolean} - */ - - _delimitersChanged: true, - - /** - * List of asset types that a component can own. - * - * @type {Array} - */ - - _assetTypes: ['component', 'directive', 'elementDirective', 'filter', 'transition', 'partial'], - - /** - * prop binding modes - */ - - _propBindingModes: { - ONE_WAY: 0, - TWO_WAY: 1, - ONE_TIME: 2 - }, - - /** - * Max circular updates allowed in a batcher flush cycle. - */ - - _maxUpdateCount: 100 - - }, { - delimiters: { /** - * Interpolation delimiters. Changing these would trigger - * the text parser to re-compile the regular expressions. - * - * @type {Array<String>} - */ - - get: function get() { - return delimiters; - }, - set: function set(val) { - delimiters = val; - compileRegex(); - }, - configurable: true, - enumerable: true - }, - unsafeDelimiters: { - get: function get() { - return unsafeDelimiters; - }, - set: function set(val) { - unsafeDelimiters = val; - compileRegex(); - }, - configurable: true, - enumerable: true + // queue the flush + if (!waiting) { + waiting = true; + nextTick(flushSchedulerQueue); } - }); - - var warn = undefined; - var formatComponentName = undefined; - - if ('development' !== 'production') { - (function () { - var hasConsole = typeof console !== 'undefined'; - - warn = function (msg, vm) { - if (hasConsole && !config.silent) { - console.error('[Vue warn]: ' + msg + (vm ? formatComponentName(vm) : '')); - } - }; - - formatComponentName = function (vm) { - var name = vm._isVue ? vm.$options.name : vm.name; - return name ? ' (found in component: <' + hyphenate(name) + '>)' : ''; - }; - })(); } +} - /** - * Append with transition. - * - * @param {Element} el - * @param {Element} target - * @param {Vue} vm - * @param {Function} [cb] - */ - - function appendWithTransition(el, target, vm, cb) { - applyTransition(el, 1, function () { - target.appendChild(el); - }, vm, cb); - } +/* */ - /** - * InsertBefore with transition. - * - * @param {Element} el - * @param {Element} target - * @param {Vue} vm - * @param {Function} [cb] - */ +var uid$1 = 0; - function beforeWithTransition(el, target, vm, cb) { - applyTransition(el, 1, function () { - before(el, target); - }, vm, cb); +/** + * A watcher parses an expression, collects dependencies, + * and fires callback when the expression value changes. + * This is used for both the $watch() api and directives. + */ +var Watcher = function Watcher ( + vm, + expOrFn, + cb, + options +) { + if ( options === void 0 ) options = {}; + + this.vm = vm; + vm._watchers.push(this); + // options + this.deep = !!options.deep; + this.user = !!options.user; + this.lazy = !!options.lazy; + this.sync = !!options.sync; + this.expression = expOrFn.toString(); + this.cb = cb; + this.id = ++uid$1; // uid for batching + this.active = true; + this.dirty = this.lazy; // for lazy watchers + this.deps = []; + this.newDeps = []; + this.depIds = new _Set(); + this.newDepIds = new _Set(); + // parse expression for getter + if (typeof expOrFn === 'function') { + this.getter = expOrFn; + } else { + this.getter = parsePath(expOrFn); + if (!this.getter) { + this.getter = function () {}; + "development" !== 'production' && warn( + "Failed watching path: \"" + expOrFn + "\" " + + 'Watcher only accepts simple dot-delimited paths. ' + + 'For full control, use a function instead.', + vm + ); + } + } + this.value = this.lazy + ? undefined + : this.get(); +}; + +/** + * Evaluate the getter, and re-collect dependencies. + */ +Watcher.prototype.get = function get () { + pushTarget(this); + var value = this.getter.call(this.vm, this.vm); + // "touch" every property so they are all tracked as + // dependencies for deep watching + if (this.deep) { + traverse(value); + } + popTarget(); + this.cleanupDeps(); + return value +}; + +/** + * Add a dependency to this directive. + */ +Watcher.prototype.addDep = function addDep (dep) { + var id = dep.id; + if (!this.newDepIds.has(id)) { + this.newDepIds.add(id); + this.newDeps.push(dep); + if (!this.depIds.has(id)) { + dep.addSub(this); + } } +}; - /** - * Remove with transition. - * - * @param {Element} el - * @param {Vue} vm - * @param {Function} [cb] - */ - - function removeWithTransition(el, vm, cb) { - applyTransition(el, -1, function () { - remove(el); - }, vm, cb); +/** + * Clean up for dependency collection. + */ +Watcher.prototype.cleanupDeps = function cleanupDeps () { + var this$1 = this; + + var i = this.deps.length; + while (i--) { + var dep = this$1.deps[i]; + if (!this$1.newDepIds.has(dep.id)) { + dep.removeSub(this$1); + } + } + var tmp = this.depIds; + this.depIds = this.newDepIds; + this.newDepIds = tmp; + this.newDepIds.clear(); + tmp = this.deps; + this.deps = this.newDeps; + this.newDeps = tmp; + this.newDeps.length = 0; +}; + +/** + * Subscriber interface. + * Will be called when a dependency changes. + */ +Watcher.prototype.update = function update () { + /* istanbul ignore else */ + if (this.lazy) { + this.dirty = true; + } else if (this.sync) { + this.run(); + } else { + queueWatcher(this); } +}; - /** - * Apply transitions with an operation callback. - * - * @param {Element} el - * @param {Number} direction - * 1: enter - * -1: leave - * @param {Function} op - the actual DOM operation - * @param {Vue} vm - * @param {Function} [cb] - */ - - function applyTransition(el, direction, op, vm, cb) { - var transition = el.__v_trans; - if (!transition || - // skip if there are no js hooks and CSS transition is - // not supported - !transition.hooks && !transitionEndEvent || - // skip transitions for initial compile - !vm._isCompiled || - // if the vm is being manipulated by a parent directive - // during the parent's compilation phase, skip the - // animation. - vm.$parent && !vm.$parent._isCompiled) { - op(); - if (cb) cb(); - return; - } - var action = direction > 0 ? 'enter' : 'leave'; - transition[action](op, cb); - } - -var transition = Object.freeze({ - appendWithTransition: appendWithTransition, - beforeWithTransition: beforeWithTransition, - removeWithTransition: removeWithTransition, - applyTransition: applyTransition - }); - - /** - * Query an element selector if it's not an element already. - * - * @param {String|Element} el - * @return {Element} - */ - - function query(el) { - if (typeof el === 'string') { - var selector = el; - el = document.querySelector(el); - if (!el) { - 'development' !== 'production' && warn('Cannot find element: ' + selector); +/** + * Scheduler job interface. + * Will be called by the scheduler. + */ +Watcher.prototype.run = function run () { + if (this.active) { + var value = this.get(); + if ( + value !== this.value || + // Deep watchers and watchers on Object/Arrays should fire even + // when the value is the same, because the value may + // have mutated. + isObject(value) || + this.deep + ) { + // set new value + var oldValue = this.value; + this.value = value; + if (this.user) { + try { + this.cb.call(this.vm, value, oldValue); + } catch (e) { + "development" !== 'production' && warn( + ("Error in watcher \"" + (this.expression) + "\""), + this.vm + ); + /* istanbul ignore else */ + if (config.errorHandler) { + config.errorHandler.call(null, e, this.vm); + } else { + throw e + } + } + } else { + this.cb.call(this.vm, value, oldValue); } } - return el; } +}; - /** - * Check if a node is in the document. - * Note: document.documentElement.contains should work here - * but always returns false for comment nodes in phantomjs, - * making unit tests difficult. This is fixed by doing the - * contains() check on the node's parentNode instead of - * the node itself. - * - * @param {Node} node - * @return {Boolean} - */ - - function inDoc(node) { - if (!node) return false; - var doc = node.ownerDocument.documentElement; - var parent = node.parentNode; - return doc === node || doc === parent || !!(parent && parent.nodeType === 1 && doc.contains(parent)); - } +/** + * Evaluate the value of the watcher. + * This only gets called for lazy watchers. + */ +Watcher.prototype.evaluate = function evaluate () { + this.value = this.get(); + this.dirty = false; +}; - /** - * Get and remove an attribute from a node. - * - * @param {Node} node - * @param {String} _attr - */ +/** + * Depend on all deps collected by this watcher. + */ +Watcher.prototype.depend = function depend () { + var this$1 = this; - function getAttr(node, _attr) { - var val = node.getAttribute(_attr); - if (val !== null) { - node.removeAttribute(_attr); - } - return val; + var i = this.deps.length; + while (i--) { + this$1.deps[i].depend(); } +}; - /** - * Get an attribute with colon or v-bind: prefix. - * - * @param {Node} node - * @param {String} name - * @return {String|null} - */ +/** + * Remove self from all dependencies' subcriber list. + */ +Watcher.prototype.teardown = function teardown () { + var this$1 = this; - function getBindAttr(node, name) { - var val = getAttr(node, ':' + name); - if (val === null) { - val = getAttr(node, 'v-bind:' + name); + if (this.active) { + // remove self from vm's watcher list + // this is a somewhat expensive operation so we skip it + // if the vm is being destroyed or is performing a v-for + // re-render (the watcher list is then filtered by v-for). + if (!this.vm._isBeingDestroyed && !this.vm._vForRemoving) { + remove$1(this.vm._watchers, this); } - return val; - } - - /** - * Check the presence of a bind attribute. - * - * @param {Node} node - * @param {String} name - * @return {Boolean} - */ - - function hasBindAttr(node, name) { - return node.hasAttribute(name) || node.hasAttribute(':' + name) || node.hasAttribute('v-bind:' + name); - } - - /** - * Insert el before target - * - * @param {Element} el - * @param {Element} target - */ - - function before(el, target) { - target.parentNode.insertBefore(el, target); - } - - /** - * Insert el after target - * - * @param {Element} el - * @param {Element} target - */ - - function after(el, target) { - if (target.nextSibling) { - before(el, target.nextSibling); - } else { - target.parentNode.appendChild(el); + var i = this.deps.length; + while (i--) { + this$1.deps[i].removeSub(this$1); } + this.active = false; } +}; - /** - * Remove el from DOM - * - * @param {Element} el - */ - - function remove(el) { - el.parentNode.removeChild(el); - } - - /** - * Prepend el to target - * - * @param {Element} el - * @param {Element} target - */ - - function prepend(el, target) { - if (target.firstChild) { - before(el, target.firstChild); - } else { - target.appendChild(el); +/** + * Recursively traverse an object to evoke all converted + * getters, so that every nested property inside the object + * is collected as a "deep" dependency. + */ +var seenObjects = new _Set(); +function traverse (val, seen) { + var i, keys; + if (!seen) { + seen = seenObjects; + seen.clear(); + } + var isA = Array.isArray(val); + var isO = isObject(val); + if ((isA || isO) && Object.isExtensible(val)) { + if (val.__ob__) { + var depId = val.__ob__.dep.id; + if (seen.has(depId)) { + return + } else { + seen.add(depId); + } } - } - - /** - * Replace target with el - * - * @param {Element} target - * @param {Element} el - */ - - function replace(target, el) { - var parent = target.parentNode; - if (parent) { - parent.replaceChild(el, target); + if (isA) { + i = val.length; + while (i--) { traverse(val[i], seen); } + } else if (isO) { + keys = Object.keys(val); + i = keys.length; + while (i--) { traverse(val[keys[i]], seen); } } } +} - /** - * Add event listener shorthand. - * - * @param {Element} el - * @param {String} event - * @param {Function} cb - * @param {Boolean} [useCapture] - */ +/* + * not type checking this file because flow doesn't play well with + * dynamically accessing methods on Array prototype + */ - function on(el, event, cb, useCapture) { - el.addEventListener(event, cb, useCapture); - } +var arrayProto = Array.prototype; +var arrayMethods = Object.create(arrayProto);[ + 'push', + 'pop', + 'shift', + 'unshift', + 'splice', + 'sort', + 'reverse' +] +.forEach(function (method) { + // cache original method + var original = arrayProto[method]; + def(arrayMethods, method, function mutator () { + var arguments$1 = arguments; + + // avoid leaking arguments: + // http://jsperf.com/closure-with-arguments + var i = arguments.length; + var args = new Array(i); + while (i--) { + args[i] = arguments$1[i]; + } + var result = original.apply(this, args); + var ob = this.__ob__; + var inserted; + switch (method) { + case 'push': + inserted = args; + break + case 'unshift': + inserted = args; + break + case 'splice': + inserted = args.slice(2); + break + } + if (inserted) { ob.observeArray(inserted); } + // notify change + ob.dep.notify(); + return result + }); +}); - /** - * Remove event listener shorthand. - * - * @param {Element} el - * @param {String} event - * @param {Function} cb - */ +/* */ + +var arrayKeys = Object.getOwnPropertyNames(arrayMethods); - function off(el, event, cb) { - el.removeEventListener(event, cb); +/** + * By default, when a reactive property is set, the new value is + * also converted to become reactive. However when passing down props, + * we don't want to force conversion because the value may be a nested value + * under a frozen data structure. Converting it would defeat the optimization. + */ +var observerState = { + shouldConvert: true, + isSettingProps: false +}; + +/** + * Observer class that are attached to each observed + * object. Once attached, the observer converts target + * object's property keys into getter/setters that + * collect dependencies and dispatches updates. + */ +var Observer = function Observer (value) { + this.value = value; + this.dep = new Dep(); + this.vmCount = 0; + def(value, '__ob__', this); + if (Array.isArray(value)) { + var augment = hasProto + ? protoAugment + : copyAugment; + augment(value, arrayMethods, arrayKeys); + this.observeArray(value); + } else { + this.walk(value); } +}; - /** - * For IE9 compat: when both class and :class are present - * getAttribute('class') returns wrong value... - * - * @param {Element} el - * @return {String} - */ +/** + * Walk through each property and convert them into + * getter/setters. This method should only be called when + * value type is Object. + */ +Observer.prototype.walk = function walk (obj) { + var keys = Object.keys(obj); + for (var i = 0; i < keys.length; i++) { + defineReactive$$1(obj, keys[i], obj[keys[i]]); + } +}; - function getClass(el) { - var classname = el.className; - if (typeof classname === 'object') { - classname = classname.baseVal || ''; - } - return classname; +/** + * Observe a list of Array items. + */ +Observer.prototype.observeArray = function observeArray (items) { + for (var i = 0, l = items.length; i < l; i++) { + observe(items[i]); } +}; - /** - * In IE9, setAttribute('class') will result in empty class - * if the element also has the :class attribute; However in - * PhantomJS, setting `className` does not work on SVG elements... - * So we have to do a conditional check here. - * - * @param {Element} el - * @param {String} cls - */ +// helpers - function setClass(el, cls) { - /* istanbul ignore if */ - if (isIE9 && !/svg$/.test(el.namespaceURI)) { - el.className = cls; - } else { - el.setAttribute('class', cls); - } +/** + * Augment an target Object or Array by intercepting + * the prototype chain using __proto__ + */ +function protoAugment (target, src) { + /* eslint-disable no-proto */ + target.__proto__ = src; + /* eslint-enable no-proto */ +} + +/** + * Augment an target Object or Array by defining + * hidden properties. + * + * istanbul ignore next + */ +function copyAugment (target, src, keys) { + for (var i = 0, l = keys.length; i < l; i++) { + var key = keys[i]; + def(target, key, src[key]); } +} - /** - * Add class with compatibility for IE & SVG - * - * @param {Element} el - * @param {String} cls - */ - - function addClass(el, cls) { - if (el.classList) { - el.classList.add(cls); - } else { - var cur = ' ' + getClass(el) + ' '; - if (cur.indexOf(' ' + cls + ' ') < 0) { - setClass(el, (cur + cls).trim()); +/** + * Attempt to create an observer instance for a value, + * returns the new observer if successfully observed, + * or the existing observer if the value already has one. + */ +function observe (value) { + if (!isObject(value)) { + return + } + var ob; + if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) { + ob = value.__ob__; + } else if ( + observerState.shouldConvert && + !config._isServer && + (Array.isArray(value) || isPlainObject(value)) && + Object.isExtensible(value) && + !value._isVue + ) { + ob = new Observer(value); + } + return ob +} + +/** + * Define a reactive property on an Object. + */ +function defineReactive$$1 ( + obj, + key, + val, + customSetter +) { + var dep = new Dep(); + + var property = Object.getOwnPropertyDescriptor(obj, key); + if (property && property.configurable === false) { + return + } + + // cater for pre-defined getter/setters + var getter = property && property.get; + var setter = property && property.set; + + var childOb = observe(val); + Object.defineProperty(obj, key, { + enumerable: true, + configurable: true, + get: function reactiveGetter () { + var value = getter ? getter.call(obj) : val; + if (Dep.target) { + dep.depend(); + if (childOb) { + childOb.dep.depend(); + } + if (Array.isArray(value)) { + dependArray(value); + } + } + return value + }, + set: function reactiveSetter (newVal) { + var value = getter ? getter.call(obj) : val; + if (newVal === value) { + return + } + if ("development" !== 'production' && customSetter) { + customSetter(); + } + if (setter) { + setter.call(obj, newVal); + } else { + val = newVal; } + childOb = observe(newVal); + dep.notify(); } - } + }); +} - /** - * Remove class with compatibility for IE & SVG - * - * @param {Element} el - * @param {String} cls - */ +/** + * Set a property on an object. Adds the new property and + * triggers change notification if the property doesn't + * already exist. + */ +function set (obj, key, val) { + if (Array.isArray(obj)) { + obj.splice(key, 1, val); + return val + } + if (hasOwn(obj, key)) { + obj[key] = val; + return + } + var ob = obj.__ob__; + if (obj._isVue || (ob && ob.vmCount)) { + "development" !== 'production' && warn( + 'Avoid adding reactive properties to a Vue instance or its root $data ' + + 'at runtime - declare it upfront in the data option.' + ); + return + } + if (!ob) { + obj[key] = val; + return + } + defineReactive$$1(ob.value, key, val); + ob.dep.notify(); + return val +} + +/** + * Delete a property and trigger change if necessary. + */ +function del (obj, key) { + var ob = obj.__ob__; + if (obj._isVue || (ob && ob.vmCount)) { + "development" !== 'production' && warn( + 'Avoid deleting properties on a Vue instance or its root $data ' + + '- just set it to null.' + ); + return + } + if (!hasOwn(obj, key)) { + return + } + delete obj[key]; + if (!ob) { + return + } + ob.dep.notify(); +} + +/** + * Collect dependencies on array elements when the array is touched, since + * we cannot intercept array element access like property getters. + */ +function dependArray (value) { + for (var e = void 0, i = 0, l = value.length; i < l; i++) { + e = value[i]; + e && e.__ob__ && e.__ob__.dep.depend(); + if (Array.isArray(e)) { + dependArray(e); + } + } +} + +/* */ + +function initState (vm) { + vm._watchers = []; + initProps(vm); + initData(vm); + initComputed(vm); + initMethods(vm); + initWatch(vm); +} + +function initProps (vm) { + var props = vm.$options.props; + if (props) { + var propsData = vm.$options.propsData || {}; + var keys = vm.$options._propKeys = Object.keys(props); + var isRoot = !vm.$parent; + // root instance props should be converted + observerState.shouldConvert = isRoot; + var loop = function ( i ) { + var key = keys[i]; + /* istanbul ignore else */ + { + defineReactive$$1(vm, key, validateProp(key, props, propsData, vm), function () { + if (vm.$parent && !observerState.isSettingProps) { + warn( + "Avoid mutating a prop directly since the value will be " + + "overwritten whenever the parent component re-renders. " + + "Instead, use a data or computed property based on the prop's " + + "value. Prop being mutated: \"" + key + "\"", + vm + ); + } + }); + } + }; - function removeClass(el, cls) { - if (el.classList) { - el.classList.remove(cls); + for (var i = 0; i < keys.length; i++) loop( i ); + observerState.shouldConvert = true; + } +} + +function initData (vm) { + var data = vm.$options.data; + data = vm._data = typeof data === 'function' + ? data.call(vm) + : data || {}; + if (!isPlainObject(data)) { + data = {}; + "development" !== 'production' && warn( + 'data functions should return an object.', + vm + ); + } + // proxy data on instance + var keys = Object.keys(data); + var props = vm.$options.props; + var i = keys.length; + while (i--) { + if (props && hasOwn(props, keys[i])) { + "development" !== 'production' && warn( + "The data property \"" + (keys[i]) + "\" is already declared as a prop. " + + "Use prop default value instead.", + vm + ); } else { - var cur = ' ' + getClass(el) + ' '; - var tar = ' ' + cls + ' '; - while (cur.indexOf(tar) >= 0) { - cur = cur.replace(tar, ' '); + proxy(vm, keys[i]); + } + } + // observe data + observe(data); + data.__ob__ && data.__ob__.vmCount++; +} + +var computedSharedDefinition = { + enumerable: true, + configurable: true, + get: noop, + set: noop +}; + +function initComputed (vm) { + var computed = vm.$options.computed; + if (computed) { + for (var key in computed) { + var userDef = computed[key]; + if (typeof userDef === 'function') { + computedSharedDefinition.get = makeComputedGetter(userDef, vm); + computedSharedDefinition.set = noop; + } else { + computedSharedDefinition.get = userDef.get + ? userDef.cache !== false + ? makeComputedGetter(userDef.get, vm) + : bind$1(userDef.get, vm) + : noop; + computedSharedDefinition.set = userDef.set + ? bind$1(userDef.set, vm) + : noop; } - setClass(el, cur.trim()); - } - if (!el.className) { - el.removeAttribute('class'); + Object.defineProperty(vm, key, computedSharedDefinition); } } +} - /** - * Extract raw content inside an element into a temporary - * container div - * - * @param {Element} el - * @param {Boolean} asFragment - * @return {Element|DocumentFragment} - */ - - function extractContent(el, asFragment) { - var child; - var rawContent; - /* istanbul ignore if */ - if (isTemplate(el) && isFragment(el.content)) { - el = el.content; - } - if (el.hasChildNodes()) { - trimNode(el); - rawContent = asFragment ? document.createDocumentFragment() : document.createElement('div'); - /* eslint-disable no-cond-assign */ - while (child = el.firstChild) { - /* eslint-enable no-cond-assign */ - rawContent.appendChild(child); +function makeComputedGetter (getter, owner) { + var watcher = new Watcher(owner, getter, noop, { + lazy: true + }); + return function computedGetter () { + if (watcher.dirty) { + watcher.evaluate(); + } + if (Dep.target) { + watcher.depend(); + } + return watcher.value + } +} + +function initMethods (vm) { + var methods = vm.$options.methods; + if (methods) { + for (var key in methods) { + vm[key] = methods[key] == null ? noop : bind$1(methods[key], vm); + if ("development" !== 'production' && methods[key] == null) { + warn( + "method \"" + key + "\" has an undefined value in the component definition. " + + "Did you reference the function correctly?", + vm + ); } } - return rawContent; } +} - /** - * Trim possible empty head/tail text and comment - * nodes inside a parent. - * - * @param {Node} node - */ - - function trimNode(node) { - var child; - /* eslint-disable no-sequences */ - while ((child = node.firstChild, isTrimmable(child))) { - node.removeChild(child); - } - while ((child = node.lastChild, isTrimmable(child))) { - node.removeChild(child); +function initWatch (vm) { + var watch = vm.$options.watch; + if (watch) { + for (var key in watch) { + var handler = watch[key]; + if (Array.isArray(handler)) { + for (var i = 0; i < handler.length; i++) { + createWatcher(vm, key, handler[i]); + } + } else { + createWatcher(vm, key, handler); + } } - /* eslint-enable no-sequences */ } +} - function isTrimmable(node) { - return node && (node.nodeType === 3 && !node.data.trim() || node.nodeType === 8); +function createWatcher (vm, key, handler) { + var options; + if (isPlainObject(handler)) { + options = handler; + handler = handler.handler; } - - /** - * Check if an element is a template tag. - * Note if the template appears inside an SVG its tagName - * will be in lowercase. - * - * @param {Element} el - */ - - function isTemplate(el) { - return el.tagName && el.tagName.toLowerCase() === 'template'; + if (typeof handler === 'string') { + handler = vm[handler]; } + vm.$watch(key, handler, options); +} - /** - * Create an "anchor" for performing dom insertion/removals. - * This is used in a number of scenarios: - * - fragment instance - * - v-html - * - v-if - * - v-for - * - component - * - * @param {String} content - * @param {Boolean} persist - IE trashes empty textNodes on - * cloneNode(true), so in certain - * cases the anchor needs to be - * non-empty to be persisted in - * templates. - * @return {Comment|Text} - */ - - function createAnchor(content, persist) { - var anchor = config.debug ? document.createComment(content) : document.createTextNode(persist ? ' ' : ''); - anchor.__v_anchor = true; - return anchor; +function stateMixin (Vue) { + // flow somehow has problems with directly declared definition object + // when using Object.defineProperty, so we have to procedurally build up + // the object here. + var dataDef = {}; + dataDef.get = function () { + return this._data + }; + { + dataDef.set = function (newData) { + warn( + 'Avoid replacing instance root $data. ' + + 'Use nested data properties instead.', + this + ); + }; } + Object.defineProperty(Vue.prototype, '$data', dataDef); - /** - * Find a component ref attribute that starts with $. - * - * @param {Element} node - * @return {String|undefined} - */ - - var refRE = /^v-ref:/; + Vue.prototype.$set = set; + Vue.prototype.$delete = del; - function findRef(node) { - if (node.hasAttributes()) { - var attrs = node.attributes; - for (var i = 0, l = attrs.length; i < l; i++) { - var name = attrs[i].name; - if (refRE.test(name)) { - return camelize(name.replace(refRE, '')); - } - } + Vue.prototype.$watch = function ( + expOrFn, + cb, + options + ) { + var vm = this; + options = options || {}; + options.user = true; + var watcher = new Watcher(vm, expOrFn, cb, options); + if (options.immediate) { + cb.call(vm, watcher.value); } - } - - /** - * Map a function to a range of nodes . - * - * @param {Node} node - * @param {Node} end - * @param {Function} op - */ - - function mapNodeRange(node, end, op) { - var next; - while (node !== end) { - next = node.nextSibling; - op(node); - node = next; + return function unwatchFn () { + watcher.teardown(); } - op(end); - } - - /** - * Remove a range of nodes with transition, store - * the nodes in a fragment with correct ordering, - * and call callback when done. - * - * @param {Node} start - * @param {Node} end - * @param {Vue} vm - * @param {DocumentFragment} frag - * @param {Function} cb - */ + }; +} - function removeNodeRange(start, end, vm, frag, cb) { - var done = false; - var removed = 0; - var nodes = []; - mapNodeRange(start, end, function (node) { - if (node === end) done = true; - nodes.push(node); - removeWithTransition(node, vm, onRemoved); - }); - function onRemoved() { - removed++; - if (done && removed >= nodes.length) { - for (var i = 0; i < nodes.length; i++) { - frag.appendChild(nodes[i]); - } - cb && cb(); +function proxy (vm, key) { + if (!isReserved(key)) { + Object.defineProperty(vm, key, { + configurable: true, + enumerable: true, + get: function proxyGetter () { + return vm._data[key] + }, + set: function proxySetter (val) { + vm._data[key] = val; } - } - } - - /** - * Check if a node is a DocumentFragment. - * - * @param {Node} node - * @return {Boolean} - */ - - function isFragment(node) { - return node && node.nodeType === 11; + }); } - - /** - * Get outerHTML of elements, taking care - * of SVG elements in IE as well. - * - * @param {Element} el - * @return {String} - */ - - function getOuterHTML(el) { - if (el.outerHTML) { - return el.outerHTML; +} + +/* */ + +var VNode = function VNode ( + tag, + data, + children, + text, + elm, + ns, + context, + componentOptions +) { + this.tag = tag; + this.data = data; + this.children = children; + this.text = text; + this.elm = elm; + this.ns = ns; + this.context = context; + this.functionalContext = undefined; + this.key = data && data.key; + this.componentOptions = componentOptions; + this.child = undefined; + this.parent = undefined; + this.raw = false; + this.isStatic = false; + this.isRootInsert = true; + this.isComment = false; + this.isCloned = false; +}; + +var emptyVNode = function () { + var node = new VNode(); + node.text = ''; + node.isComment = true; + return node +}; + +// optimized shallow clone +// used for static nodes and slot nodes because they may be reused across +// multiple renders, cloning them avoids errors when DOM manipulations rely +// on their elm reference. +function cloneVNode (vnode) { + var cloned = new VNode( + vnode.tag, + vnode.data, + vnode.children, + vnode.text, + vnode.elm, + vnode.ns, + vnode.context, + vnode.componentOptions + ); + cloned.isStatic = vnode.isStatic; + cloned.key = vnode.key; + cloned.isCloned = true; + return cloned +} + +function cloneVNodes (vnodes) { + var res = new Array(vnodes.length); + for (var i = 0; i < vnodes.length; i++) { + res[i] = cloneVNode(vnodes[i]); + } + return res +} + +/* */ + +function mergeVNodeHook (def, hookKey, hook, key) { + key = key + hookKey; + var injectedHash = def.__injected || (def.__injected = {}); + if (!injectedHash[key]) { + injectedHash[key] = true; + var oldHook = def[hookKey]; + if (oldHook) { + def[hookKey] = function () { + oldHook.apply(this, arguments); + hook.apply(this, arguments); + }; } else { - var container = document.createElement('div'); - container.appendChild(el.cloneNode(true)); - return container.innerHTML; - } - } - - var commonTagRE = /^(div|p|span|img|a|b|i|br|ul|ol|li|h1|h2|h3|h4|h5|h6|code|pre|table|th|td|tr|form|label|input|select|option|nav|article|section|header|footer)$/i; - var reservedTagRE = /^(slot|partial|component)$/i; - - var isUnknownElement = undefined; - if ('development' !== 'production') { - isUnknownElement = function (el, tag) { - if (tag.indexOf('-') > -1) { - // http://stackoverflow.com/a/28210364/1070244 - return el.constructor === window.HTMLUnknownElement || el.constructor === window.HTMLElement; + def[hookKey] = hook; + } + } +} + +/* */ + +function updateListeners ( + on, + oldOn, + add, + remove$$1, + vm +) { + var name, cur, old, fn, event, capture; + for (name in on) { + cur = on[name]; + old = oldOn[name]; + if (!cur) { + "development" !== 'production' && warn( + "Invalid handler for event \"" + name + "\": got " + String(cur), + vm + ); + } else if (!old) { + capture = name.charAt(0) === '!'; + event = capture ? name.slice(1) : name; + if (Array.isArray(cur)) { + add(event, (cur.invoker = arrInvoker(cur)), capture); } else { - return (/HTMLUnknownElement/.test(el.toString()) && - // Chrome returns unknown for several HTML5 elements. - // https://code.google.com/p/chromium/issues/detail?id=540526 - // Firefox returns unknown for some "Interactive elements." - !/^(data|time|rtc|rb|details|dialog|summary)$/.test(tag) - ); - } - }; - } - - /** - * Check if an element is a component, if yes return its - * component id. - * - * @param {Element} el - * @param {Object} options - * @return {Object|undefined} - */ - - function checkComponentAttr(el, options) { - var tag = el.tagName.toLowerCase(); - var hasAttrs = el.hasAttributes(); - if (!commonTagRE.test(tag) && !reservedTagRE.test(tag)) { - if (resolveAsset(options, 'components', tag)) { - return { id: tag }; + if (!cur.invoker) { + fn = cur; + cur = on[name] = {}; + cur.fn = fn; + cur.invoker = fnInvoker(cur); + } + add(event, cur.invoker, capture); + } + } else if (cur !== old) { + if (Array.isArray(old)) { + old.length = cur.length; + for (var i = 0; i < old.length; i++) { old[i] = cur[i]; } + on[name] = old; } else { - var is = hasAttrs && getIsBinding(el, options); - if (is) { - return is; - } else if ('development' !== 'production') { - var expectedTag = options._componentNameMap && options._componentNameMap[tag]; - if (expectedTag) { - warn('Unknown custom element: <' + tag + '> - ' + 'did you mean <' + expectedTag + '>? ' + 'HTML is case-insensitive, remember to use kebab-case in templates.'); - } else if (isUnknownElement(el, tag)) { - warn('Unknown custom element: <' + tag + '> - did you ' + 'register the component correctly? For recursive components, ' + 'make sure to provide the "name" option.'); - } - } + old.fn = cur; + on[name] = old; } - } else if (hasAttrs) { - return getIsBinding(el, options); } } - - /** - * Get "is" binding from an element. - * - * @param {Element} el - * @param {Object} options - * @return {Object|undefined} - */ - - function getIsBinding(el, options) { - // dynamic syntax - var exp = el.getAttribute('is'); - if (exp != null) { - if (resolveAsset(options, 'components', exp)) { - el.removeAttribute('is'); - return { id: exp }; - } - } else { - exp = getBindAttr(el, 'is'); - if (exp != null) { - return { id: exp, dynamic: true }; - } + for (name in oldOn) { + if (!on[name]) { + event = name.charAt(0) === '!' ? name.slice(1) : name; + remove$$1(event, oldOn[name].invoker); } } +} - /** - * Option overwriting strategies are functions that handle - * how to merge a parent option value and a child option - * value into the final value. - * - * All strategy functions follow the same signature: - * - * @param {*} parentVal - * @param {*} childVal - * @param {Vue} [vm] - */ - - var strats = config.optionMergeStrategies = Object.create(null); +function arrInvoker (arr) { + return function (ev) { + var arguments$1 = arguments; - /** - * Helper that recursively merges two data objects together. - */ - - function mergeData(to, from) { - var key, toVal, fromVal; - for (key in from) { - toVal = to[key]; - fromVal = from[key]; - if (!hasOwn(to, key)) { - set(to, key, fromVal); - } else if (isObject(toVal) && isObject(fromVal)) { - mergeData(toVal, fromVal); - } + var single = arguments.length === 1; + for (var i = 0; i < arr.length; i++) { + single ? arr[i](ev) : arr[i].apply(null, arguments$1); } - return to; } +} - /** - * Data - */ +function fnInvoker (o) { + return function (ev) { + var single = arguments.length === 1; + single ? o.fn(ev) : o.fn.apply(null, arguments); + } +} - strats.data = function (parentVal, childVal, vm) { - if (!vm) { - // in a Vue.extend merge, both should be functions - if (!childVal) { - return parentVal; - } - if (typeof childVal !== 'function') { - 'development' !== 'production' && warn('The "data" option should be a function ' + 'that returns a per-instance value in component ' + 'definitions.', vm); - return parentVal; - } - if (!parentVal) { - return childVal; - } - // when parentVal & childVal are both present, - // we need to return a function that returns the - // merged result of both functions... no need to - // check if parentVal is a function here because - // it has to be a function to pass previous merges. - return function mergedDataFn() { - return mergeData(childVal.call(this), parentVal.call(this)); - }; - } else if (parentVal || childVal) { - return function mergedInstanceDataFn() { - // instance merge - var instanceData = typeof childVal === 'function' ? childVal.call(vm) : childVal; - var defaultData = typeof parentVal === 'function' ? parentVal.call(vm) : undefined; - if (instanceData) { - return mergeData(instanceData, defaultData); +/* */ + +function normalizeChildren ( + children, + ns, + nestedIndex +) { + if (isPrimitive(children)) { + return [createTextVNode(children)] + } + if (Array.isArray(children)) { + var res = []; + for (var i = 0, l = children.length; i < l; i++) { + var c = children[i]; + var last = res[res.length - 1]; + // nested + if (Array.isArray(c)) { + res.push.apply(res, normalizeChildren(c, ns, ((nestedIndex || '') + "_" + i))); + } else if (isPrimitive(c)) { + if (last && last.text) { + last.text += String(c); + } else if (c !== '') { + // convert primitive to vnode + res.push(createTextVNode(c)); + } + } else if (c instanceof VNode) { + if (c.text && last && last.text) { + last.text += c.text; } else { - return defaultData; + // inherit parent namespace + if (ns) { + applyNS(c, ns); + } + // default key for nested array children (likely generated by v-for) + if (c.tag && c.key == null && nestedIndex != null) { + c.key = "__vlist" + nestedIndex + "_" + i + "__"; + } + res.push(c); } - }; - } - }; - - /** - * El - */ - - strats.el = function (parentVal, childVal, vm) { - if (!vm && childVal && typeof childVal !== 'function') { - 'development' !== 'production' && warn('The "el" option should be a function ' + 'that returns a per-instance value in component ' + 'definitions.', vm); - return; + } } - var ret = childVal || parentVal; - // invoke the element factory if this is instance merge - return vm && typeof ret === 'function' ? ret.call(vm) : ret; - }; - - /** - * Hooks and param attributes are merged as arrays. - */ - - strats.init = strats.created = strats.ready = strats.attached = strats.detached = strats.beforeCompile = strats.compiled = strats.beforeDestroy = strats.destroyed = strats.activate = function (parentVal, childVal) { - return childVal ? parentVal ? parentVal.concat(childVal) : isArray(childVal) ? childVal : [childVal] : parentVal; - }; - - /** - * Assets - * - * When a vm is present (instance creation), we need to do - * a three-way merge between constructor options, instance - * options and parent options. - */ - - function mergeAssets(parentVal, childVal) { - var res = Object.create(parentVal || null); - return childVal ? extend(res, guardArrayAssets(childVal)) : res; + return res } +} - config._assetTypes.forEach(function (type) { - strats[type + 's'] = mergeAssets; - }); - - /** - * Events & Watchers. - * - * Events & watchers hashes should not overwrite one - * another, so we merge them as arrays. - */ +function createTextVNode (val) { + return new VNode(undefined, undefined, undefined, String(val)) +} - strats.watch = strats.events = function (parentVal, childVal) { - if (!childVal) return parentVal; - if (!parentVal) return childVal; - var ret = {}; - extend(ret, parentVal); - for (var key in childVal) { - var parent = ret[key]; - var child = childVal[key]; - if (parent && !isArray(parent)) { - parent = [parent]; +function applyNS (vnode, ns) { + if (vnode.tag && !vnode.ns) { + vnode.ns = ns; + if (vnode.children) { + for (var i = 0, l = vnode.children.length; i < l; i++) { + applyNS(vnode.children[i], ns); } - ret[key] = parent ? parent.concat(child) : [child]; } - return ret; - }; + } +} - /** - * Other object hashes. - */ +/* */ - strats.props = strats.methods = strats.computed = function (parentVal, childVal) { - if (!childVal) return parentVal; - if (!parentVal) return childVal; - var ret = Object.create(null); - extend(ret, parentVal); - extend(ret, childVal); - return ret; - }; +function getFirstComponentChild (children) { + return children && children.filter(function (c) { return c && c.componentOptions; })[0] +} - /** - * Default strategy. - */ +/* */ - var defaultStrat = function defaultStrat(parentVal, childVal) { - return childVal === undefined ? parentVal : childVal; - }; +var activeInstance = null; - /** - * Make sure component options get converted to actual - * constructors. - * - * @param {Object} options - */ +function initLifecycle (vm) { + var options = vm.$options; - function guardComponents(options) { - if (options.components) { - var components = options.components = guardArrayAssets(options.components); - var ids = Object.keys(components); - var def; - if ('development' !== 'production') { - var map = options._componentNameMap = {}; - } - for (var i = 0, l = ids.length; i < l; i++) { - var key = ids[i]; - if (commonTagRE.test(key) || reservedTagRE.test(key)) { - 'development' !== 'production' && warn('Do not use built-in or reserved HTML elements as component ' + 'id: ' + key); - continue; - } - // record a all lowercase <-> kebab-case mapping for - // possible custom element case error warning - if ('development' !== 'production') { - map[key.replace(/-/g, '').toLowerCase()] = hyphenate(key); - } - def = components[key]; - if (isPlainObject(def)) { - components[key] = Vue.extend(def); - } - } + // locate first non-abstract parent + var parent = options.parent; + if (parent && !options.abstract) { + while (parent.$options.abstract && parent.$parent) { + parent = parent.$parent; } + parent.$children.push(vm); } - /** - * Ensure all props option syntax are normalized into the - * Object-based format. - * - * @param {Object} options - */ + vm.$parent = parent; + vm.$root = parent ? parent.$root : vm; - function guardProps(options) { - var props = options.props; - var i, val; - if (isArray(props)) { - options.props = {}; - i = props.length; - while (i--) { - val = props[i]; - if (typeof val === 'string') { - options.props[val] = null; - } else if (val.name) { - options.props[val.name] = val; - } - } - } else if (isPlainObject(props)) { - var keys = Object.keys(props); - i = keys.length; - while (i--) { - val = props[keys[i]]; - if (typeof val === 'function') { - props[keys[i]] = { type: val }; - } - } - } - } + vm.$children = []; + vm.$refs = {}; - /** - * Guard an Array-format assets option and converted it - * into the key-value Object format. - * - * @param {Object|Array} assets - * @return {Object} - */ + vm._watcher = null; + vm._inactive = false; + vm._isMounted = false; + vm._isDestroyed = false; + vm._isBeingDestroyed = false; +} - function guardArrayAssets(assets) { - if (isArray(assets)) { - var res = {}; - var i = assets.length; - var asset; - while (i--) { - asset = assets[i]; - var id = typeof asset === 'function' ? asset.options && asset.options.name || asset.id : asset.name || asset.id; - if (!id) { - 'development' !== 'production' && warn('Array-syntax assets must provide a "name" or "id" field.'); +function lifecycleMixin (Vue) { + Vue.prototype._mount = function ( + el, + hydrating + ) { + var vm = this; + vm.$el = el; + if (!vm.$options.render) { + vm.$options.render = emptyVNode; + { + /* istanbul ignore if */ + if (vm.$options.template) { + warn( + 'You are using the runtime-only build of Vue where the template ' + + 'option is not available. Either pre-compile the templates into ' + + 'render functions, or use the compiler-included build.', + vm + ); } else { - res[id] = asset; + warn( + 'Failed to mount component: template or render function not defined.', + vm + ); } } - return res; } - return assets; - } - - /** - * Merge two option objects into a new one. - * Core utility used in both instantiation and inheritance. - * - * @param {Object} parent - * @param {Object} child - * @param {Vue} [vm] - if vm is present, indicates this is - * an instantiation merge. - */ - - function mergeOptions(parent, child, vm) { - guardComponents(child); - guardProps(child); - if ('development' !== 'production') { - if (child.propsData && !vm) { - warn('propsData can only be used as an instantiation option.'); - } + callHook(vm, 'beforeMount'); + vm._watcher = new Watcher(vm, function () { + vm._update(vm._render(), hydrating); + }, noop); + hydrating = false; + // manually mounted instance, call mounted on self + // mounted is called for render-created child components in its inserted hook + if (vm.$vnode == null) { + vm._isMounted = true; + callHook(vm, 'mounted'); } - var options = {}; - var key; - if (child['extends']) { - parent = typeof child['extends'] === 'function' ? mergeOptions(parent, child['extends'].options, vm) : mergeOptions(parent, child['extends'], vm); + return vm + }; + + Vue.prototype._update = function (vnode, hydrating) { + var vm = this; + if (vm._isMounted) { + callHook(vm, 'beforeUpdate'); + } + var prevEl = vm.$el; + var prevActiveInstance = activeInstance; + activeInstance = vm; + var prevVnode = vm._vnode; + vm._vnode = vnode; + if (!prevVnode) { + // Vue.prototype.__patch__ is injected in entry points + // based on the rendering backend used. + vm.$el = vm.__patch__(vm.$el, vnode, hydrating); + } else { + vm.$el = vm.__patch__(prevVnode, vnode); } - if (child.mixins) { - for (var i = 0, l = child.mixins.length; i < l; i++) { - var mixin = child.mixins[i]; - var mixinOptions = mixin.prototype instanceof Vue ? mixin.options : mixin; - parent = mergeOptions(parent, mixinOptions, vm); - } + activeInstance = prevActiveInstance; + // update __vue__ reference + if (prevEl) { + prevEl.__vue__ = null; } - for (key in parent) { - mergeField(key); + if (vm.$el) { + vm.$el.__vue__ = vm; } - for (key in child) { - if (!hasOwn(parent, key)) { - mergeField(key); - } + // if parent is an HOC, update its $el as well + if (vm.$vnode && vm.$parent && vm.$vnode === vm.$parent._vnode) { + vm.$parent.$el = vm.$el; } - function mergeField(key) { - var strat = strats[key] || defaultStrat; - options[key] = strat(parent[key], child[key], vm, key); + if (vm._isMounted) { + callHook(vm, 'updated'); } - return options; - } - - /** - * Resolve an asset. - * This function is used because child instances need access - * to assets defined in its ancestor chain. - * - * @param {Object} options - * @param {String} type - * @param {String} id - * @param {Boolean} warnMissing - * @return {Object|Function} - */ + }; - function resolveAsset(options, type, id, warnMissing) { - /* istanbul ignore if */ - if (typeof id !== 'string') { - return; + Vue.prototype._updateFromParent = function ( + propsData, + listeners, + parentVnode, + renderChildren + ) { + var vm = this; + var hasChildren = !!(vm.$options._renderChildren || renderChildren); + vm.$options._parentVnode = parentVnode; + vm.$options._renderChildren = renderChildren; + // update props + if (propsData && vm.$options.props) { + observerState.shouldConvert = false; + { + observerState.isSettingProps = true; + } + var propKeys = vm.$options._propKeys || []; + for (var i = 0; i < propKeys.length; i++) { + var key = propKeys[i]; + vm[key] = validateProp(key, vm.$options.props, propsData, vm); + } + observerState.shouldConvert = true; + { + observerState.isSettingProps = false; + } } - var assets = options[type]; - var camelizedId; - var res = assets[id] || - // camelCase ID - assets[camelizedId = camelize(id)] || - // Pascal Case ID - assets[camelizedId.charAt(0).toUpperCase() + camelizedId.slice(1)]; - if ('development' !== 'production' && warnMissing && !res) { - warn('Failed to resolve ' + type.slice(0, -1) + ': ' + id, options); + // update listeners + if (listeners) { + var oldListeners = vm.$options._parentListeners; + vm.$options._parentListeners = listeners; + vm._updateListeners(listeners, oldListeners); } - return res; - } - - var uid$1 = 0; - - /** - * A dep is an observable that can have multiple - * directives subscribing to it. - * - * @constructor - */ - function Dep() { - this.id = uid$1++; - this.subs = []; - } - - // the current target watcher being evaluated. - // this is globally unique because there could be only one - // watcher being evaluated at any time. - Dep.target = null; - - /** - * Add a directive subscriber. - * - * @param {Directive} sub - */ - - Dep.prototype.addSub = function (sub) { - this.subs.push(sub); - }; - - /** - * Remove a directive subscriber. - * - * @param {Directive} sub - */ - - Dep.prototype.removeSub = function (sub) { - this.subs.$remove(sub); - }; - - /** - * Add self as a dependency to the target watcher. - */ - - Dep.prototype.depend = function () { - Dep.target.addDep(this); - }; - - /** - * Notify all subscribers of a new value. - */ - - Dep.prototype.notify = function () { - // stablize the subscriber list first - var subs = toArray(this.subs); - for (var i = 0, l = subs.length; i < l; i++) { - subs[i].update(); + // resolve slots + force update if has children + if (hasChildren) { + vm.$slots = resolveSlots(renderChildren, vm._renderContext); + vm.$forceUpdate(); } }; - var arrayProto = Array.prototype; - var arrayMethods = Object.create(arrayProto) - - /** - * Intercept mutating methods and emit events - */ - - ;['push', 'pop', 'shift', 'unshift', 'splice', 'sort', 'reverse'].forEach(function (method) { - // cache original method - var original = arrayProto[method]; - def(arrayMethods, method, function mutator() { - // avoid leaking arguments: - // http://jsperf.com/closure-with-arguments - var i = arguments.length; - var args = new Array(i); - while (i--) { - args[i] = arguments[i]; - } - var result = original.apply(this, args); - var ob = this.__ob__; - var inserted; - switch (method) { - case 'push': - inserted = args; - break; - case 'unshift': - inserted = args; - break; - case 'splice': - inserted = args.slice(2); - break; - } - if (inserted) ob.observeArray(inserted); - // notify change - ob.dep.notify(); - return result; - }); - }); - - /** - * Swap the element at the given index with a new value - * and emits corresponding event. - * - * @param {Number} index - * @param {*} val - * @return {*} - replaced element - */ - - def(arrayProto, '$set', function $set(index, val) { - if (index >= this.length) { - this.length = Number(index) + 1; + Vue.prototype.$forceUpdate = function () { + var vm = this; + if (vm._watcher) { + vm._watcher.update(); } - return this.splice(index, 1, val)[0]; - }); - - /** - * Convenience method to remove the element at given index or target element reference. - * - * @param {*} item - */ + }; - def(arrayProto, '$remove', function $remove(item) { - /* istanbul ignore if */ - if (!this.length) return; - var index = indexOf(this, item); - if (index > -1) { - return this.splice(index, 1); + Vue.prototype.$destroy = function () { + var vm = this; + if (vm._isBeingDestroyed) { + return } - }); - - var arrayKeys = Object.getOwnPropertyNames(arrayMethods); - - /** - * By default, when a reactive property is set, the new value is - * also converted to become reactive. However in certain cases, e.g. - * v-for scope alias and props, we don't want to force conversion - * because the value may be a nested value under a frozen data structure. - * - * So whenever we want to set a reactive property without forcing - * conversion on the new value, we wrap that call inside this function. - */ - - var shouldConvert = true; - - function withoutConversion(fn) { - shouldConvert = false; - fn(); - shouldConvert = true; - } - - /** - * Observer class that are attached to each observed - * object. Once attached, the observer converts target - * object's property keys into getter/setters that - * collect dependencies and dispatches updates. - * - * @param {Array|Object} value - * @constructor - */ - - function Observer(value) { - this.value = value; - this.dep = new Dep(); - def(value, '__ob__', this); - if (isArray(value)) { - var augment = hasProto ? protoAugment : copyAugment; - augment(value, arrayMethods, arrayKeys); - this.observeArray(value); - } else { - this.walk(value); + callHook(vm, 'beforeDestroy'); + vm._isBeingDestroyed = true; + // remove self from parent + var parent = vm.$parent; + if (parent && !parent._isBeingDestroyed && !vm.$options.abstract) { + remove$1(parent.$children, vm); } - } - - // Instance methods - - /** - * Walk through each property and convert them into - * getter/setters. This method should only be called when - * value type is Object. - * - * @param {Object} obj - */ - - Observer.prototype.walk = function (obj) { - var keys = Object.keys(obj); - for (var i = 0, l = keys.length; i < l; i++) { - this.convert(keys[i], obj[keys[i]]); + // teardown watchers + if (vm._watcher) { + vm._watcher.teardown(); } + var i = vm._watchers.length; + while (i--) { + vm._watchers[i].teardown(); + } + // remove reference from data ob + // frozen object may not have observer. + if (vm._data.__ob__) { + vm._data.__ob__.vmCount--; + } + // call the last hook... + vm._isDestroyed = true; + callHook(vm, 'destroyed'); + // turn off all instance listeners. + vm.$off(); + // remove __vue__ reference + if (vm.$el) { + vm.$el.__vue__ = null; + } + // invoke destroy hooks on current rendered tree + vm.__patch__(vm._vnode, null); }; +} - /** - * Observe a list of Array items. - * - * @param {Array} items - */ - - Observer.prototype.observeArray = function (items) { - for (var i = 0, l = items.length; i < l; i++) { - observe(items[i]); +function callHook (vm, hook) { + var handlers = vm.$options[hook]; + if (handlers) { + for (var i = 0, j = handlers.length; i < j; i++) { + handlers[i].call(vm); } - }; - - /** - * Convert a property into getter/setter so we can emit - * the events when the property is accessed/changed. - * - * @param {String} key - * @param {*} val - */ - - Observer.prototype.convert = function (key, val) { - defineReactive(this.value, key, val); - }; - - /** - * Add an owner vm, so that when $set/$delete mutations - * happen we can notify owner vms to proxy the keys and - * digest the watchers. This is only called when the object - * is observed as an instance's root $data. - * - * @param {Vue} vm - */ - - Observer.prototype.addVm = function (vm) { - (this.vms || (this.vms = [])).push(vm); - }; - - /** - * Remove an owner vm. This is called when the object is - * swapped out as an instance's $data object. - * - * @param {Vue} vm - */ - - Observer.prototype.removeVm = function (vm) { - this.vms.$remove(vm); - }; + } + vm.$emit('hook:' + hook); +} - // helpers +/* */ - /** - * Augment an target Object or Array by intercepting - * the prototype chain using __proto__ - * - * @param {Object|Array} target - * @param {Object} src - */ +var hooks = { init: init, prepatch: prepatch, insert: insert, destroy: destroy$1 }; +var hooksToMerge = Object.keys(hooks); - function protoAugment(target, src) { - /* eslint-disable no-proto */ - target.__proto__ = src; - /* eslint-enable no-proto */ +function createComponent ( + Ctor, + data, + context, + children, + tag +) { + if (!Ctor) { + return } - /** - * Augment an target Object or Array by defining - * hidden properties. - * - * @param {Object|Array} target - * @param {Object} proto - */ - - function copyAugment(target, src, keys) { - for (var i = 0, l = keys.length; i < l; i++) { - var key = keys[i]; - def(target, key, src[key]); - } + if (isObject(Ctor)) { + Ctor = Vue$3.extend(Ctor); } - /** - * Attempt to create an observer instance for a value, - * returns the new observer if successfully observed, - * or the existing observer if the value already has one. - * - * @param {*} value - * @param {Vue} [vm] - * @return {Observer|undefined} - * @static - */ - - function observe(value, vm) { - if (!value || typeof value !== 'object') { - return; - } - var ob; - if (hasOwn(value, '__ob__') && value.__ob__ instanceof Observer) { - ob = value.__ob__; - } else if (shouldConvert && (isArray(value) || isPlainObject(value)) && Object.isExtensible(value) && !value._isVue) { - ob = new Observer(value); - } - if (ob && vm) { - ob.addVm(vm); + if (typeof Ctor !== 'function') { + { + warn(("Invalid Component definition: " + (String(Ctor))), context); } - return ob; + return } - /** - * Define a reactive property on an Object. - * - * @param {Object} obj - * @param {String} key - * @param {*} val - */ - - function defineReactive(obj, key, val) { - var dep = new Dep(); - - var property = Object.getOwnPropertyDescriptor(obj, key); - if (property && property.configurable === false) { - return; + // async component + if (!Ctor.cid) { + if (Ctor.resolved) { + Ctor = Ctor.resolved; + } else { + Ctor = resolveAsyncComponent(Ctor, function () { + // it's ok to queue this on every render because + // $forceUpdate is buffered by the scheduler. + context.$forceUpdate(); + }); + if (!Ctor) { + // return nothing if this is indeed an async component + // wait for the callback to trigger parent update. + return + } + } + } + + data = data || {}; + + // extract props + var propsData = extractProps(data, Ctor); + + // functional component + if (Ctor.options.functional) { + return createFunctionalComponent(Ctor, propsData, data, context, children) + } + + // extract listeners, since these needs to be treated as + // child component listeners instead of DOM listeners + var listeners = data.on; + // replace with listeners with .native modifier + data.on = data.nativeOn; + + if (Ctor.options.abstract) { + // abstract components do not keep anything + // other than props & listeners + data = {}; + } + + // merge component management hooks onto the placeholder node + mergeHooks(data); + + // return a placeholder vnode + var name = Ctor.options.name || tag; + var vnode = new VNode( + ("vue-component-" + (Ctor.cid) + (name ? ("-" + name) : '')), + data, undefined, undefined, undefined, undefined, context, + { Ctor: Ctor, propsData: propsData, listeners: listeners, tag: tag, children: children } + ); + return vnode +} + +function createFunctionalComponent ( + Ctor, + propsData, + data, + context, + children +) { + var props = {}; + var propOptions = Ctor.options.props; + if (propOptions) { + for (var key in propOptions) { + props[key] = validateProp(key, propOptions, propsData); + } + } + var vnode = Ctor.options.render.call( + null, + // ensure the createElement function in functional components + // gets a unique context - this is necessary for correct named slot check + bind$1(createElement, { _self: Object.create(context) }), + { + props: props, + data: data, + parent: context, + children: normalizeChildren(children), + slots: function () { return resolveSlots(children, context); } + } + ); + if (vnode instanceof VNode) { + vnode.functionalContext = context; + if (data.slot) { + (vnode.data || (vnode.data = {})).slot = data.slot; + } + } + return vnode +} + +function createComponentInstanceForVnode ( + vnode, // we know it's MountedComponentVNode but flow doesn't + parent // activeInstance in lifecycle state +) { + var vnodeComponentOptions = vnode.componentOptions; + var options = { + _isComponent: true, + parent: parent, + propsData: vnodeComponentOptions.propsData, + _componentTag: vnodeComponentOptions.tag, + _parentVnode: vnode, + _parentListeners: vnodeComponentOptions.listeners, + _renderChildren: vnodeComponentOptions.children + }; + // check inline-template render functions + var inlineTemplate = vnode.data.inlineTemplate; + if (inlineTemplate) { + options.render = inlineTemplate.render; + options.staticRenderFns = inlineTemplate.staticRenderFns; + } + return new vnodeComponentOptions.Ctor(options) +} + +function init (vnode, hydrating) { + if (!vnode.child || vnode.child._isDestroyed) { + var child = vnode.child = createComponentInstanceForVnode(vnode, activeInstance); + child.$mount(hydrating ? vnode.elm : undefined, hydrating); + } +} + +function prepatch ( + oldVnode, + vnode +) { + var options = vnode.componentOptions; + var child = vnode.child = oldVnode.child; + child._updateFromParent( + options.propsData, // updated props + options.listeners, // updated listeners + vnode, // new parent vnode + options.children // new children + ); +} + +function insert (vnode) { + if (!vnode.child._isMounted) { + vnode.child._isMounted = true; + callHook(vnode.child, 'mounted'); + } + if (vnode.data.keepAlive) { + vnode.child._inactive = false; + callHook(vnode.child, 'activated'); + } +} + +function destroy$1 (vnode) { + if (!vnode.child._isDestroyed) { + if (!vnode.data.keepAlive) { + vnode.child.$destroy(); + } else { + vnode.child._inactive = true; + callHook(vnode.child, 'deactivated'); } - - // cater for pre-defined getter/setters - var getter = property && property.get; - var setter = property && property.set; - - var childOb = observe(val); - Object.defineProperty(obj, key, { - enumerable: true, - configurable: true, - get: function reactiveGetter() { - var value = getter ? getter.call(obj) : val; - if (Dep.target) { - dep.depend(); - if (childOb) { - childOb.dep.depend(); - } - if (isArray(value)) { - for (var e, i = 0, l = value.length; i < l; i++) { - e = value[i]; - e && e.__ob__ && e.__ob__.dep.depend(); - } - } - } - return value; - }, - set: function reactiveSetter(newVal) { - var value = getter ? getter.call(obj) : val; - if (newVal === value) { - return; - } - if (setter) { - setter.call(obj, newVal); - } else { - val = newVal; - } - childOb = observe(newVal); - dep.notify(); - } - }); } +} - - - var util = Object.freeze({ - defineReactive: defineReactive, - set: set, - del: del, - hasOwn: hasOwn, - isLiteral: isLiteral, - isReserved: isReserved, - _toString: _toString, - toNumber: toNumber, - toBoolean: toBoolean, - stripQuotes: stripQuotes, - camelize: camelize, - hyphenate: hyphenate, - classify: classify, - bind: bind, - toArray: toArray, - extend: extend, - isObject: isObject, - isPlainObject: isPlainObject, - def: def, - debounce: _debounce, - indexOf: indexOf, - cancellable: cancellable, - looseEqual: looseEqual, - isArray: isArray, - hasProto: hasProto, - inBrowser: inBrowser, - devtools: devtools, - isIE: isIE, - isIE9: isIE9, - isAndroid: isAndroid, - isIos: isIos, - iosVersionMatch: iosVersionMatch, - iosVersion: iosVersion, - hasMutationObserverBug: hasMutationObserverBug, - get transitionProp () { return transitionProp; }, - get transitionEndEvent () { return transitionEndEvent; }, - get animationProp () { return animationProp; }, - get animationEndEvent () { return animationEndEvent; }, - nextTick: nextTick, - get _Set () { return _Set; }, - query: query, - inDoc: inDoc, - getAttr: getAttr, - getBindAttr: getBindAttr, - hasBindAttr: hasBindAttr, - before: before, - after: after, - remove: remove, - prepend: prepend, - replace: replace, - on: on, - off: off, - setClass: setClass, - addClass: addClass, - removeClass: removeClass, - extractContent: extractContent, - trimNode: trimNode, - isTemplate: isTemplate, - createAnchor: createAnchor, - findRef: findRef, - mapNodeRange: mapNodeRange, - removeNodeRange: removeNodeRange, - isFragment: isFragment, - getOuterHTML: getOuterHTML, - mergeOptions: mergeOptions, - resolveAsset: resolveAsset, - checkComponentAttr: checkComponentAttr, - commonTagRE: commonTagRE, - reservedTagRE: reservedTagRE, - get warn () { return warn; } - }); - - var uid = 0; - - function initMixin (Vue) { - /** - * The main init sequence. This is called for every - * instance, including ones that are created from extended - * constructors. - * - * @param {Object} options - this options object should be - * the result of merging class - * options and the options passed - * in to the constructor. - */ - - Vue.prototype._init = function (options) { - options = options || {}; - - this.$el = null; - this.$parent = options.parent; - this.$root = this.$parent ? this.$parent.$root : this; - this.$children = []; - this.$refs = {}; // child vm references - this.$els = {}; // element references - this._watchers = []; // all watchers as an array - this._directives = []; // all directives - - // a uid - this._uid = uid++; - - // a flag to avoid this being observed - this._isVue = true; - - // events bookkeeping - this._events = {}; // registered callbacks - this._eventsCount = {}; // for $broadcast optimization - - // fragment instance properties - this._isFragment = false; - this._fragment = // @type {DocumentFragment} - this._fragmentStart = // @type {Text|Comment} - this._fragmentEnd = null; // @type {Text|Comment} - - // lifecycle state - this._isCompiled = this._isDestroyed = this._isReady = this._isAttached = this._isBeingDestroyed = this._vForRemoving = false; - this._unlinkFn = null; - - // context: - // if this is a transcluded component, context - // will be the common parent vm of this instance - // and its host. - this._context = options._context || this.$parent; - - // scope: - // if this is inside an inline v-for, the scope - // will be the intermediate scope created for this - // repeat fragment. this is used for linking props - // and container directives. - this._scope = options._scope; - - // fragment: - // if this instance is compiled inside a Fragment, it - // needs to reigster itself as a child of that fragment - // for attach/detach to work properly. - this._frag = options._frag; - if (this._frag) { - this._frag.children.push(this); - } - - // push self into parent / transclusion host - if (this.$parent) { - this.$parent.$children.push(this); - } - - // merge options. - options = this.$options = mergeOptions(this.constructor.options, options, this); - - // set ref - this._updateRef(); - - // initialize data as empty object. - // it will be filled up in _initData(). - this._data = {}; - - // call init hook - this._callHook('init'); - - // initialize data observation and scope inheritance. - this._initState(); - - // setup event system and option events. - this._initEvents(); - - // call created hook - this._callHook('created'); - - // if `el` option is passed, start compilation. - if (options.el) { - this.$mount(options.el); +function resolveAsyncComponent ( + factory, + cb +) { + if (factory.requested) { + // pool callbacks + factory.pendingCallbacks.push(cb); + } else { + factory.requested = true; + var cbs = factory.pendingCallbacks = [cb]; + var sync = true; + + var resolve = function (res) { + if (isObject(res)) { + res = Vue$3.extend(res); + } + // cache resolved + factory.resolved = res; + // invoke callbacks only if this is not a synchronous resolve + // (async resolves are shimmed as synchronous during SSR) + if (!sync) { + for (var i = 0, l = cbs.length; i < l; i++) { + cbs[i](res); + } } }; - } - - var pathCache = new Cache(1000); - - // actions - var APPEND = 0; - var PUSH = 1; - var INC_SUB_PATH_DEPTH = 2; - var PUSH_SUB_PATH = 3; - - // states - var BEFORE_PATH = 0; - var IN_PATH = 1; - var BEFORE_IDENT = 2; - var IN_IDENT = 3; - var IN_SUB_PATH = 4; - var IN_SINGLE_QUOTE = 5; - var IN_DOUBLE_QUOTE = 6; - var AFTER_PATH = 7; - var ERROR = 8; - - var pathStateMachine = []; - - pathStateMachine[BEFORE_PATH] = { - 'ws': [BEFORE_PATH], - 'ident': [IN_IDENT, APPEND], - '[': [IN_SUB_PATH], - 'eof': [AFTER_PATH] - }; - pathStateMachine[IN_PATH] = { - 'ws': [IN_PATH], - '.': [BEFORE_IDENT], - '[': [IN_SUB_PATH], - 'eof': [AFTER_PATH] - }; - - pathStateMachine[BEFORE_IDENT] = { - 'ws': [BEFORE_IDENT], - 'ident': [IN_IDENT, APPEND] - }; - - pathStateMachine[IN_IDENT] = { - 'ident': [IN_IDENT, APPEND], - '0': [IN_IDENT, APPEND], - 'number': [IN_IDENT, APPEND], - 'ws': [IN_PATH, PUSH], - '.': [BEFORE_IDENT, PUSH], - '[': [IN_SUB_PATH, PUSH], - 'eof': [AFTER_PATH, PUSH] - }; - - pathStateMachine[IN_SUB_PATH] = { - "'": [IN_SINGLE_QUOTE, APPEND], - '"': [IN_DOUBLE_QUOTE, APPEND], - '[': [IN_SUB_PATH, INC_SUB_PATH_DEPTH], - ']': [IN_PATH, PUSH_SUB_PATH], - 'eof': ERROR, - 'else': [IN_SUB_PATH, APPEND] - }; - - pathStateMachine[IN_SINGLE_QUOTE] = { - "'": [IN_SUB_PATH, APPEND], - 'eof': ERROR, - 'else': [IN_SINGLE_QUOTE, APPEND] - }; - - pathStateMachine[IN_DOUBLE_QUOTE] = { - '"': [IN_SUB_PATH, APPEND], - 'eof': ERROR, - 'else': [IN_DOUBLE_QUOTE, APPEND] - }; - - /** - * Determine the type of a character in a keypath. - * - * @param {Char} ch - * @return {String} type - */ - - function getPathCharType(ch) { - if (ch === undefined) { - return 'eof'; - } - - var code = ch.charCodeAt(0); - - switch (code) { - case 0x5B: // [ - case 0x5D: // ] - case 0x2E: // . - case 0x22: // " - case 0x27: // ' - case 0x30: - // 0 - return ch; - - case 0x5F: // _ - case 0x24: - // $ - return 'ident'; + var reject = function (reason) { + "development" !== 'production' && warn( + "Failed to resolve async component: " + (String(factory)) + + (reason ? ("\nReason: " + reason) : '') + ); + }; - case 0x20: // Space - case 0x09: // Tab - case 0x0A: // Newline - case 0x0D: // Return - case 0xA0: // No-break space - case 0xFEFF: // Byte Order Mark - case 0x2028: // Line Separator - case 0x2029: - // Paragraph Separator - return 'ws'; + var res = factory(resolve, reject); + + // handle promise + if (res && typeof res.then === 'function' && !factory.resolved) { + res.then(resolve, reject); + } + + sync = false; + // return in case resolved synchronously + return factory.resolved + } +} + +function extractProps (data, Ctor) { + // we are only extrating raw values here. + // validation and default values are handled in the child + // component itself. + var propOptions = Ctor.options.props; + if (!propOptions) { + return + } + var res = {}; + var attrs = data.attrs; + var props = data.props; + var domProps = data.domProps; + if (attrs || props || domProps) { + for (var key in propOptions) { + var altKey = hyphenate(key); + checkProp(res, props, key, altKey, true) || + checkProp(res, attrs, key, altKey) || + checkProp(res, domProps, key, altKey); + } + } + return res +} + +function checkProp ( + res, + hash, + key, + altKey, + preserve +) { + if (hash) { + if (hasOwn(hash, key)) { + res[key] = hash[key]; + if (!preserve) { + delete hash[key]; + } + return true + } else if (hasOwn(hash, altKey)) { + res[key] = hash[altKey]; + if (!preserve) { + delete hash[altKey]; + } + return true + } + } + return false +} + +function mergeHooks (data) { + if (!data.hook) { + data.hook = {}; + } + for (var i = 0; i < hooksToMerge.length; i++) { + var key = hooksToMerge[i]; + var fromParent = data.hook[key]; + var ours = hooks[key]; + data.hook[key] = fromParent ? mergeHook$1(ours, fromParent) : ours; + } +} + +function mergeHook$1 (a, b) { + // since all hooks have at most two args, use fixed args + // to avoid having to use fn.apply(). + return function (_, __) { + a(_, __); + b(_, __); + } +} + +/* */ + +// wrapper function for providing a more flexible interface +// without getting yelled at by flow +function createElement ( + tag, + data, + children +) { + if (data && (Array.isArray(data) || typeof data !== 'object')) { + children = data; + data = undefined; + } + // make sure to use real instance instead of proxy as context + return _createElement(this._self, tag, data, children) +} + +function _createElement ( + context, + tag, + data, + children +) { + if (data && data.__ob__) { + "development" !== 'production' && warn( + "Avoid using observed data object as vnode data: " + (JSON.stringify(data)) + "\n" + + 'Always create fresh vnode data objects in each render!', + context + ); + return + } + if (!tag) { + // in case of component :is set to falsy value + return emptyVNode() + } + if (typeof tag === 'string') { + var Ctor; + var ns = config.getTagNamespace(tag); + if (config.isReservedTag(tag)) { + // platform built-in elements + return new VNode( + tag, data, normalizeChildren(children, ns), + undefined, undefined, ns, context + ) + } else if ((Ctor = resolveAsset(context.$options, 'components', tag))) { + // component + return createComponent(Ctor, data, context, children, tag) + } else { + // unknown or unlisted namespaced elements + // check at runtime because it may get assigned a namespace when its + // parent normalizes children + return new VNode( + tag, data, normalizeChildren(children, ns), + undefined, undefined, ns, context + ) } + } else { + // direct component options / constructor + return createComponent(tag, data, context, children) + } +} + +/* */ + +function initRender (vm) { + vm.$vnode = null; // the placeholder node in parent tree + vm._vnode = null; // the root of the child tree + vm._staticTrees = null; + vm._renderContext = vm.$options._parentVnode && vm.$options._parentVnode.context; + vm.$slots = resolveSlots(vm.$options._renderChildren, vm._renderContext); + // bind the public createElement fn to this instance + // so that we get proper render context inside it. + vm.$createElement = bind$1(createElement, vm); + if (vm.$options.el) { + vm.$mount(vm.$options.el); + } +} + +function renderMixin (Vue) { + Vue.prototype.$nextTick = function (fn) { + nextTick(fn, this); + }; - // a-z, A-Z - if (code >= 0x61 && code <= 0x7A || code >= 0x41 && code <= 0x5A) { - return 'ident'; - } + Vue.prototype._render = function () { + var vm = this; + var ref = vm.$options; + var render = ref.render; + var staticRenderFns = ref.staticRenderFns; + var _parentVnode = ref._parentVnode; - // 1-9 - if (code >= 0x31 && code <= 0x39) { - return 'number'; + if (vm._isMounted) { + // clone slot nodes on re-renders + for (var key in vm.$slots) { + vm.$slots[key] = cloneVNodes(vm.$slots[key]); + } } - return 'else'; - } - - /** - * Format a subPath, return its plain form if it is - * a literal string or number. Otherwise prepend the - * dynamic indicator (*). - * - * @param {String} path - * @return {String} - */ - - function formatSubPath(path) { - var trimmed = path.trim(); - // invalid leading 0 - if (path.charAt(0) === '0' && isNaN(path)) { - return false; + if (staticRenderFns && !vm._staticTrees) { + vm._staticTrees = []; } - return isLiteral(trimmed) ? stripQuotes(trimmed) : '*' + trimmed; - } - - /** - * Parse a string path into an array of segments - * - * @param {String} path - * @return {Array|undefined} - */ - - function parse(path) { - var keys = []; - var index = -1; - var mode = BEFORE_PATH; - var subPathDepth = 0; - var c, newChar, key, type, transition, action, typeMap; - - var actions = []; - - actions[PUSH] = function () { - if (key !== undefined) { - keys.push(key); - key = undefined; - } - }; - - actions[APPEND] = function () { - if (key === undefined) { - key = newChar; - } else { - key += newChar; + // set parent vnode. this allows render functions to have access + // to the data on the placeholder node. + vm.$vnode = _parentVnode; + // render self + var vnode; + try { + vnode = render.call(vm._renderProxy, vm.$createElement); + } catch (e) { + { + warn(("Error when rendering " + (formatComponentName(vm)) + ":")); } - }; - - actions[INC_SUB_PATH_DEPTH] = function () { - actions[APPEND](); - subPathDepth++; - }; - - actions[PUSH_SUB_PATH] = function () { - if (subPathDepth > 0) { - subPathDepth--; - mode = IN_SUB_PATH; - actions[APPEND](); + /* istanbul ignore else */ + if (config.errorHandler) { + config.errorHandler.call(null, e, vm); } else { - subPathDepth = 0; - key = formatSubPath(key); - if (key === false) { - return false; + if (config._isServer) { + throw e } else { - actions[PUSH](); + setTimeout(function () { throw e }, 0); } } - }; - - function maybeUnescapeQuote() { - var nextChar = path[index + 1]; - if (mode === IN_SINGLE_QUOTE && nextChar === "'" || mode === IN_DOUBLE_QUOTE && nextChar === '"') { - index++; - newChar = '\\' + nextChar; - actions[APPEND](); - return true; - } + // return previous vnode to prevent render error causing blank component + vnode = vm._vnode; } - - while (mode != null) { - index++; - c = path[index]; - - if (c === '\\' && maybeUnescapeQuote()) { - continue; - } - - type = getPathCharType(c); - typeMap = pathStateMachine[mode]; - transition = typeMap[type] || typeMap['else'] || ERROR; - - if (transition === ERROR) { - return; // parse error + // return empty vnode in case the render function errored out + if (!(vnode instanceof VNode)) { + if ("development" !== 'production' && Array.isArray(vnode)) { + warn( + 'Multiple root nodes returned from render function. Render function ' + + 'should return a single root node.', + vm + ); } + vnode = emptyVNode(); + } + // set parent + vnode.parent = _parentVnode; + return vnode + }; - mode = transition[0]; - action = actions[transition[1]]; - if (action) { - newChar = transition[2]; - newChar = newChar === undefined ? c : newChar; - if (action() === false) { - return; + // shorthands used in render functions + Vue.prototype._h = createElement; + // toString for mustaches + Vue.prototype._s = _toString; + // number conversion + Vue.prototype._n = toNumber; + // empty vnode + Vue.prototype._e = emptyVNode; + // loose equal + Vue.prototype._q = looseEqual; + // loose indexOf + Vue.prototype._i = looseIndexOf; + + // render static tree by index + Vue.prototype._m = function renderStatic ( + index, + isInFor + ) { + var tree = this._staticTrees[index]; + // if has already-rendered static tree and not inside v-for, + // we can reuse the same tree by doing a shallow clone. + if (tree && !isInFor) { + return Array.isArray(tree) + ? cloneVNodes(tree) + : cloneVNode(tree) + } + // otherwise, render a fresh tree. + tree = this._staticTrees[index] = this.$options.staticRenderFns[index].call(this._renderProxy); + if (Array.isArray(tree)) { + for (var i = 0; i < tree.length; i++) { + if (typeof tree[i] !== 'string') { + tree[i].isStatic = true; + tree[i].key = "__static__" + index + "_" + i; } } - - if (mode === AFTER_PATH) { - keys.raw = path; - return keys; - } + } else { + tree.isStatic = true; + tree.key = "__static__" + index; } - } + return tree + }; - /** - * External parse that check for a cache hit first - * - * @param {String} path - * @return {Array|undefined} - */ + // filter resolution helper + var identity = function (_) { return _; }; + Vue.prototype._f = function resolveFilter (id) { + return resolveAsset(this.$options, 'filters', id, true) || identity + }; - function parsePath(path) { - var hit = pathCache.get(path); - if (!hit) { - hit = parse(path); - if (hit) { - pathCache.put(path, hit); + // render v-for + Vue.prototype._l = function renderList ( + val, + render + ) { + var ret, i, l, keys, key; + if (Array.isArray(val)) { + ret = new Array(val.length); + for (i = 0, l = val.length; i < l; i++) { + ret[i] = render(val[i], i); + } + } else if (typeof val === 'number') { + ret = new Array(val); + for (i = 0; i < val; i++) { + ret[i] = render(i + 1, i); + } + } else if (isObject(val)) { + keys = Object.keys(val); + ret = new Array(keys.length); + for (i = 0, l = keys.length; i < l; i++) { + key = keys[i]; + ret[i] = render(val[key], key, i); } } - return hit; - } - - /** - * Get from an object from a path string - * - * @param {Object} obj - * @param {String} path - */ - - function getPath(obj, path) { - return parseExpression(path).get(obj); - } - - /** - * Warn against setting non-existent root path on a vm. - */ - - var warnNonExistent; - if ('development' !== 'production') { - warnNonExistent = function (path, vm) { - warn('You are setting a non-existent path "' + path.raw + '" ' + 'on a vm instance. Consider pre-initializing the property ' + 'with the "data" option for more reliable reactivity ' + 'and better performance.', vm); - }; - } + return ret + }; - /** - * Set on an object from a path - * - * @param {Object} obj - * @param {String | Array} path - * @param {*} val - */ + // renderSlot + Vue.prototype._t = function ( + name, + fallback + ) { + var slotNodes = this.$slots[name]; + // warn duplicate slot usage + if (slotNodes && "development" !== 'production') { + slotNodes._rendered && warn( + "Duplicate presence of slot \"" + name + "\" found in the same render tree " + + "- this will likely cause render errors.", + this + ); + slotNodes._rendered = true; + } + return slotNodes || fallback + }; - function setPath(obj, path, val) { - var original = obj; - if (typeof path === 'string') { - path = parse(path); - } - if (!path || !isObject(obj)) { - return false; - } - var last, key; - for (var i = 0, l = path.length; i < l; i++) { - last = obj; - key = path[i]; - if (key.charAt(0) === '*') { - key = parseExpression(key.slice(1)).get.call(original, original); - } - if (i < l - 1) { - obj = obj[key]; - if (!isObject(obj)) { - obj = {}; - if ('development' !== 'production' && last._isVue) { - warnNonExistent(path, last); - } - set(last, key, obj); - } + // apply v-bind object + Vue.prototype._b = function bindProps ( + data, + value, + asProp + ) { + if (value) { + if (!isObject(value)) { + "development" !== 'production' && warn( + 'v-bind without argument expects an Object or Array value', + this + ); } else { - if (isArray(obj)) { - obj.$set(key, val); - } else if (key in obj) { - obj[key] = val; - } else { - if ('development' !== 'production' && obj._isVue) { - warnNonExistent(path, obj); + if (Array.isArray(value)) { + value = toObject(value); + } + for (var key in value) { + if (key === 'class' || key === 'style') { + data[key] = value[key]; + } else { + var hash = asProp || config.mustUseProp(key) + ? data.domProps || (data.domProps = {}) + : data.attrs || (data.attrs = {}); + hash[key] = value[key]; } - set(obj, key, val); } } } - return true; - } - -var path = Object.freeze({ - parsePath: parsePath, - getPath: getPath, - setPath: setPath - }); - - var expressionCache = new Cache(1000); - - var allowedKeywords = 'Math,Date,this,true,false,null,undefined,Infinity,NaN,' + 'isNaN,isFinite,decodeURI,decodeURIComponent,encodeURI,' + 'encodeURIComponent,parseInt,parseFloat'; - var allowedKeywordsRE = new RegExp('^(' + allowedKeywords.replace(/,/g, '\\b|') + '\\b)'); - - // keywords that don't make sense inside expressions - var improperKeywords = 'break,case,class,catch,const,continue,debugger,default,' + 'delete,do,else,export,extends,finally,for,function,if,' + 'import,in,instanceof,let,return,super,switch,throw,try,' + 'var,while,with,yield,enum,await,implements,package,' + 'protected,static,interface,private,public'; - var improperKeywordsRE = new RegExp('^(' + improperKeywords.replace(/,/g, '\\b|') + '\\b)'); - - var wsRE = /\s/g; - var newlineRE = /\n/g; - var saveRE = /[\{,]\s*[\w\$_]+\s*:|('(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`)|new |typeof |void /g; - var restoreRE = /"(\d+)"/g; - var pathTestRE = /^[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['.*?'\]|\[".*?"\]|\[\d+\]|\[[A-Za-z_$][\w$]*\])*$/; - var identRE = /[^\w$\.](?:[A-Za-z_$][\w$]*)/g; - var literalValueRE$1 = /^(?:true|false|null|undefined|Infinity|NaN)$/; - - function noop() {} - - /** - * Save / Rewrite / Restore - * - * When rewriting paths found in an expression, it is - * possible for the same letter sequences to be found in - * strings and Object literal property keys. Therefore we - * remove and store these parts in a temporary array, and - * restore them after the path rewrite. - */ - - var saved = []; - - /** - * Save replacer - * - * The save regex can match two possible cases: - * 1. An opening object literal - * 2. A string - * If matched as a plain string, we need to escape its - * newlines, since the string needs to be preserved when - * generating the function body. - * - * @param {String} str - * @param {String} isString - str if matched as a string - * @return {String} - placeholder with index - */ - - function save(str, isString) { - var i = saved.length; - saved[i] = isString ? str.replace(newlineRE, '\\n') : str; - return '"' + i + '"'; - } - - /** - * Path rewrite replacer - * - * @param {String} raw - * @return {String} - */ + return data + }; - function rewrite(raw) { - var c = raw.charAt(0); - var path = raw.slice(1); - if (allowedKeywordsRE.test(path)) { - return raw; + // expose v-on keyCodes + Vue.prototype._k = function getKeyCodes (key) { + return config.keyCodes[key] + }; +} + +function resolveSlots ( + renderChildren, + context +) { + var slots = {}; + if (!renderChildren) { + return slots + } + var children = normalizeChildren(renderChildren) || []; + var defaultSlot = []; + var name, child; + for (var i = 0, l = children.length; i < l; i++) { + child = children[i]; + // named slots should only be respected if the vnode was rendered in the + // same context. + if ((child.context === context || child.functionalContext === context) && + child.data && (name = child.data.slot)) { + var slot = (slots[name] || (slots[name] = [])); + if (child.tag === 'template') { + slot.push.apply(slot, child.children); + } else { + slot.push(child); + } } else { - path = path.indexOf('"') > -1 ? path.replace(restoreRE, restore) : path; - return c + 'scope.' + path; + defaultSlot.push(child); } } - - /** - * Restore replacer - * - * @param {String} str - * @param {String} i - matched save index - * @return {String} - */ - - function restore(str, i) { - return saved[i]; + // ignore single whitespace + if (defaultSlot.length && !( + defaultSlot.length === 1 && + (defaultSlot[0].text === ' ' || defaultSlot[0].isComment) + )) { + slots.default = defaultSlot; } + return slots +} - /** - * Rewrite an expression, prefixing all path accessors with - * `scope.` and generate getter/setter functions. - * - * @param {String} exp - * @return {Function} - */ +/* */ - function compileGetter(exp) { - if (improperKeywordsRE.test(exp)) { - 'development' !== 'production' && warn('Avoid using reserved keywords in expression: ' + exp); - } - // reset state - saved.length = 0; - // save strings and object literal keys - var body = exp.replace(saveRE, save).replace(wsRE, ''); - // rewrite all paths - // pad 1 space here because the regex matches 1 extra char - body = (' ' + body).replace(identRE, rewrite).replace(restoreRE, restore); - return makeGetterFn(body); +function initEvents (vm) { + vm._events = Object.create(null); + // init parent attached events + var listeners = vm.$options._parentListeners; + var on = bind$1(vm.$on, vm); + var off = bind$1(vm.$off, vm); + vm._updateListeners = function (listeners, oldListeners) { + updateListeners(listeners, oldListeners || {}, on, off, vm); + }; + if (listeners) { + vm._updateListeners(listeners); } +} - /** - * Build a getter function. Requires eval. - * - * We isolate the try/catch so it doesn't affect the - * optimization of the parse function when it is not called. - * - * @param {String} body - * @return {Function|undefined} - */ +function eventsMixin (Vue) { + Vue.prototype.$on = function (event, fn) { + var vm = this;(vm._events[event] || (vm._events[event] = [])).push(fn); + return vm + }; - function makeGetterFn(body) { - try { - /* eslint-disable no-new-func */ - return new Function('scope', 'return ' + body + ';'); - /* eslint-enable no-new-func */ - } catch (e) { - if ('development' !== 'production') { - /* istanbul ignore if */ - if (e.toString().match(/unsafe-eval|CSP/)) { - warn('It seems you are using the default build of Vue.js in an environment ' + 'with Content Security Policy that prohibits unsafe-eval. ' + 'Use the CSP-compliant build instead: ' + 'http://vuejs.org/guide/installation.html#CSP-compliant-build'); - } else { - warn('Invalid expression. ' + 'Generated function body: ' + body); - } - } - return noop; + Vue.prototype.$once = function (event, fn) { + var vm = this; + function on () { + vm.$off(event, on); + fn.apply(vm, arguments); } - } - - /** - * Compile a setter function for the expression. - * - * @param {String} exp - * @return {Function|undefined} - */ + on.fn = fn; + vm.$on(event, on); + return vm + }; - function compileSetter(exp) { - var path = parsePath(exp); - if (path) { - return function (scope, val) { - setPath(scope, path, val); - }; - } else { - 'development' !== 'production' && warn('Invalid setter expression: ' + exp); + Vue.prototype.$off = function (event, fn) { + var vm = this; + // all + if (!arguments.length) { + vm._events = Object.create(null); + return vm + } + // specific event + var cbs = vm._events[event]; + if (!cbs) { + return vm + } + if (arguments.length === 1) { + vm._events[event] = null; + return vm + } + // specific handler + var cb; + var i = cbs.length; + while (i--) { + cb = cbs[i]; + if (cb === fn || cb.fn === fn) { + cbs.splice(i, 1); + break + } } - } - - /** - * Parse an expression into re-written getter/setters. - * - * @param {String} exp - * @param {Boolean} needSet - * @return {Function} - */ + return vm + }; - function parseExpression(exp, needSet) { - exp = exp.trim(); - // try cache - var hit = expressionCache.get(exp); - if (hit) { - if (needSet && !hit.set) { - hit.set = compileSetter(hit.exp); + Vue.prototype.$emit = function (event) { + var vm = this; + var cbs = vm._events[event]; + if (cbs) { + cbs = cbs.length > 1 ? toArray(cbs) : cbs; + var args = toArray(arguments, 1); + for (var i = 0, l = cbs.length; i < l; i++) { + cbs[i].apply(vm, args); } - return hit; } - var res = { exp: exp }; - res.get = isSimplePath(exp) && exp.indexOf('[') < 0 - // optimized super simple getter - ? makeGetterFn('scope.' + exp) - // dynamic getter - : compileGetter(exp); - if (needSet) { - res.set = compileSetter(exp); + return vm + }; +} + +/* */ + +var uid = 0; + +function initMixin (Vue) { + Vue.prototype._init = function (options) { + var vm = this; + // a uid + vm._uid = uid++; + // a flag to avoid this being observed + vm._isVue = true; + // merge options + if (options && options._isComponent) { + // optimize internal component instantiation + // since dynamic options merging is pretty slow, and none of the + // internal component options needs special treatment. + initInternalComponent(vm, options); + } else { + vm.$options = mergeOptions( + resolveConstructorOptions(vm), + options || {}, + vm + ); } - expressionCache.put(exp, res); - return res; - } - - /** - * Check if an expression is a simple path. - * - * @param {String} exp - * @return {Boolean} - */ - - function isSimplePath(exp) { - return pathTestRE.test(exp) && - // don't treat literal values as paths - !literalValueRE$1.test(exp) && - // Math constants e.g. Math.PI, Math.E etc. - exp.slice(0, 5) !== 'Math.'; - } - -var expression = Object.freeze({ - parseExpression: parseExpression, - isSimplePath: isSimplePath - }); - - // we have two separate queues: one for directive updates - // and one for user watcher registered via $watch(). - // we want to guarantee directive updates to be called - // before user watchers so that when user watchers are - // triggered, the DOM would have already been in updated - // state. - - var queue = []; - var userQueue = []; - var has = {}; - var circular = {}; - var waiting = false; - - /** - * Reset the batcher's state. - */ - - function resetBatcherState() { - queue.length = 0; - userQueue.length = 0; - has = {}; - circular = {}; - waiting = false; - } - - /** - * Flush both queues and run the watchers. - */ - - function flushBatcherQueue() { - var _again = true; - - _function: while (_again) { - _again = false; + /* istanbul ignore else */ + { + initProxy(vm); + } + // expose real self + vm._self = vm; + initLifecycle(vm); + initEvents(vm); + callHook(vm, 'beforeCreate'); + initState(vm); + callHook(vm, 'created'); + initRender(vm); + }; - runBatcherQueue(queue); - runBatcherQueue(userQueue); - // user watchers triggered more watchers, - // keep flushing until it depletes - if (queue.length) { - _again = true; - continue _function; - } - // dev tool hook - /* istanbul ignore if */ - if (devtools && config.devtools) { - devtools.emit('flush'); - } - resetBatcherState(); + function initInternalComponent (vm, options) { + var opts = vm.$options = Object.create(resolveConstructorOptions(vm)); + // doing this because it's faster than dynamic enumeration. + opts.parent = options.parent; + opts.propsData = options.propsData; + opts._parentVnode = options._parentVnode; + opts._parentListeners = options._parentListeners; + opts._renderChildren = options._renderChildren; + opts._componentTag = options._componentTag; + if (options.render) { + opts.render = options.render; + opts.staticRenderFns = options.staticRenderFns; } } - /** - * Run the watchers in a single queue. - * - * @param {Array} queue - */ - - function runBatcherQueue(queue) { - // do not cache length because more watchers might be pushed - // as we run existing watchers - for (var i = 0; i < queue.length; i++) { - var watcher = queue[i]; - var id = watcher.id; - has[id] = null; - watcher.run(); - // in dev build, check and stop circular updates. - if ('development' !== 'production' && has[id] != null) { - circular[id] = (circular[id] || 0) + 1; - if (circular[id] > config._maxUpdateCount) { - warn('You may have an infinite update loop for watcher ' + 'with expression "' + watcher.expression + '"', watcher.vm); - break; + function resolveConstructorOptions (vm) { + var Ctor = vm.constructor; + var options = Ctor.options; + if (Ctor.super) { + var superOptions = Ctor.super.options; + var cachedSuperOptions = Ctor.superOptions; + if (superOptions !== cachedSuperOptions) { + // super option changed + Ctor.superOptions = superOptions; + options = Ctor.options = mergeOptions(superOptions, Ctor.extendOptions); + if (options.name) { + options.components[options.name] = Ctor; } } } - queue.length = 0; + return options } +} - /** - * Push a watcher into the watcher queue. - * Jobs with duplicate IDs will be skipped unless it's - * pushed when the queue is being flushed. - * - * @param {Watcher} watcher - * properties: - * - {Number} id - * - {Function} run - */ - - function pushWatcher(watcher) { - var id = watcher.id; - if (has[id] == null) { - // push watcher into appropriate queue - var q = watcher.user ? userQueue : queue; - has[id] = q.length; - q.push(watcher); - // queue the flush - if (!waiting) { - waiting = true; - nextTick(flushBatcherQueue); - } - } - } - - var uid$2 = 0; - - /** - * A watcher parses an expression, collects dependencies, - * and fires callback when the expression value changes. - * This is used for both the $watch() api and directives. - * - * @param {Vue} vm - * @param {String|Function} expOrFn - * @param {Function} cb - * @param {Object} options - * - {Array} filters - * - {Boolean} twoWay - * - {Boolean} deep - * - {Boolean} user - * - {Boolean} sync - * - {Boolean} lazy - * - {Function} [preProcess] - * - {Function} [postProcess] - * @constructor - */ - function Watcher(vm, expOrFn, cb, options) { - // mix in options - if (options) { - extend(this, options); - } - var isFn = typeof expOrFn === 'function'; - this.vm = vm; - vm._watchers.push(this); - this.expression = expOrFn; - this.cb = cb; - this.id = ++uid$2; // uid for batching - this.active = true; - this.dirty = this.lazy; // for lazy watchers - this.deps = []; - this.newDeps = []; - this.depIds = new _Set(); - this.newDepIds = new _Set(); - this.prevError = null; // for async error stacks - // parse expression for getter/setter - if (isFn) { - this.getter = expOrFn; - this.setter = undefined; - } else { - var res = parseExpression(expOrFn, this.twoWay); - this.getter = res.get; - this.setter = res.set; - } - this.value = this.lazy ? undefined : this.get(); - // state for avoiding false triggers for deep and Array - // watchers during vm._digest() - this.queued = this.shallow = false; +function Vue$3 (options) { + if ("development" !== 'production' && + !(this instanceof Vue$3)) { + warn('Vue is a constructor and should be called with the `new` keyword'); } + this._init(options); +} - /** - * Evaluate the getter, and re-collect dependencies. - */ +initMixin(Vue$3); +stateMixin(Vue$3); +eventsMixin(Vue$3); +lifecycleMixin(Vue$3); +renderMixin(Vue$3); - Watcher.prototype.get = function () { - this.beforeGet(); - var scope = this.scope || this.vm; - var value; - try { - value = this.getter.call(scope, scope); - } catch (e) { - if ('development' !== 'production' && config.warnExpressionErrors) { - warn('Error when evaluating expression ' + '"' + this.expression + '": ' + e.toString(), this.vm); - } - } - // "touch" every property so they are all tracked as - // dependencies for deep watching - if (this.deep) { - traverse(value); - } - if (this.preProcess) { - value = this.preProcess(value); - } - if (this.filters) { - value = scope._applyFilters(value, null, this.filters, false); - } - if (this.postProcess) { - value = this.postProcess(value); - } - this.afterGet(); - return value; - }; +var warn = noop; +var formatComponentName; - /** - * Set the corresponding value with the setter. - * - * @param {*} value - */ +{ + var hasConsole = typeof console !== 'undefined'; - Watcher.prototype.set = function (value) { - var scope = this.scope || this.vm; - if (this.filters) { - value = scope._applyFilters(value, this.value, this.filters, true); - } - try { - this.setter.call(scope, scope, value); - } catch (e) { - if ('development' !== 'production' && config.warnExpressionErrors) { - warn('Error when evaluating setter ' + '"' + this.expression + '": ' + e.toString(), this.vm); - } - } - // two-way sync for v-for alias - var forContext = scope.$forContext; - if (forContext && forContext.alias === this.expression) { - if (forContext.filters) { - 'development' !== 'production' && warn('It seems you are using two-way binding on ' + 'a v-for alias (' + this.expression + '), and the ' + 'v-for has filters. This will not work properly. ' + 'Either remove the filters or use an array of ' + 'objects and bind to object properties instead.', this.vm); - return; - } - forContext._withLock(function () { - if (scope.$key) { - // original is an object - forContext.rawValue[scope.$key] = value; - } else { - forContext.rawValue.$set(scope.$index, value); - } - }); + warn = function (msg, vm) { + if (hasConsole && (!config.silent)) { + console.error("[Vue warn]: " + msg + " " + ( + vm ? formatLocation(formatComponentName(vm)) : '' + )); } }; - /** - * Prepare for dependency collection. - */ - - Watcher.prototype.beforeGet = function () { - Dep.target = this; + formatComponentName = function (vm) { + if (vm.$root === vm) { + return 'root instance' + } + var name = vm._isVue + ? vm.$options.name || vm.$options._componentTag + : vm.name; + return ( + (name ? ("component <" + name + ">") : "anonymous component") + + (vm._isVue && vm.$options.__file ? (" at " + (vm.$options.__file)) : '') + ) }; - /** - * Add a dependency to this directive. - * - * @param {Dep} dep - */ - - Watcher.prototype.addDep = function (dep) { - var id = dep.id; - if (!this.newDepIds.has(id)) { - this.newDepIds.add(id); - this.newDeps.push(dep); - if (!this.depIds.has(id)) { - dep.addSub(this); - } + var formatLocation = function (str) { + if (str === 'anonymous component') { + str += " - use the \"name\" option for better debugging messages."; } + return ("\n(found in " + str + ")") }; +} - /** - * Clean up for dependency collection. - */ - - Watcher.prototype.afterGet = function () { - Dep.target = null; - var i = this.deps.length; - while (i--) { - var dep = this.deps[i]; - if (!this.newDepIds.has(dep.id)) { - dep.removeSub(this); - } - } - var tmp = this.depIds; - this.depIds = this.newDepIds; - this.newDepIds = tmp; - this.newDepIds.clear(); - tmp = this.deps; - this.deps = this.newDeps; - this.newDeps = tmp; - this.newDeps.length = 0; - }; +/* */ - /** - * Subscriber interface. - * Will be called when a dependency changes. - * - * @param {Boolean} shallow - */ +/** + * Option overwriting strategies are functions that handle + * how to merge a parent option value and a child option + * value into the final value. + */ +var strats = config.optionMergeStrategies; - Watcher.prototype.update = function (shallow) { - if (this.lazy) { - this.dirty = true; - } else if (this.sync || !config.async) { - this.run(); - } else { - // if queued, only overwrite shallow with non-shallow, - // but not the other way around. - this.shallow = this.queued ? shallow ? this.shallow : false : !!shallow; - this.queued = true; - // record before-push error stack in debug mode - /* istanbul ignore if */ - if ('development' !== 'production' && config.debug) { - this.prevError = new Error('[vue] async stack trace'); - } - pushWatcher(this); +/** + * Options with restrictions + */ +{ + strats.el = strats.propsData = function (parent, child, vm, key) { + if (!vm) { + warn( + "option \"" + key + "\" can only be used during instance " + + 'creation with the `new` keyword.' + ); } + return defaultStrat(parent, child) }; +} - /** - * Batcher job interface. - * Will be called by the batcher. - */ - - Watcher.prototype.run = function () { - if (this.active) { - var value = this.get(); - if (value !== this.value || - // Deep watchers and watchers on Object/Arrays should fire even - // when the value is the same, because the value may - // have mutated; but only do so if this is a - // non-shallow update (caused by a vm digest). - (isObject(value) || this.deep) && !this.shallow) { - // set new value - var oldValue = this.value; - this.value = value; - // in debug + async mode, when a watcher callbacks - // throws, we also throw the saved before-push error - // so the full cross-tick stack trace is available. - var prevError = this.prevError; - /* istanbul ignore if */ - if ('development' !== 'production' && config.debug && prevError) { - this.prevError = null; - try { - this.cb.call(this.vm, value, oldValue); - } catch (e) { - nextTick(function () { - throw prevError; - }, 0); - throw e; - } - } else { - this.cb.call(this.vm, value, oldValue); - } +/** + * Helper that recursively merges two data objects together. + */ +function mergeData (to, from) { + var key, toVal, fromVal; + for (key in from) { + toVal = to[key]; + fromVal = from[key]; + if (!hasOwn(to, key)) { + set(to, key, fromVal); + } else if (isObject(toVal) && isObject(fromVal)) { + mergeData(toVal, fromVal); + } + } + return to +} + +/** + * Data + */ +strats.data = function ( + parentVal, + childVal, + vm +) { + if (!vm) { + // in a Vue.extend merge, both should be functions + if (!childVal) { + return parentVal + } + if (typeof childVal !== 'function') { + "development" !== 'production' && warn( + 'The "data" option should be a function ' + + 'that returns a per-instance value in component ' + + 'definitions.', + vm + ); + return parentVal + } + if (!parentVal) { + return childVal + } + // when parentVal & childVal are both present, + // we need to return a function that returns the + // merged result of both functions... no need to + // check if parentVal is a function here because + // it has to be a function to pass previous merges. + return function mergedDataFn () { + return mergeData( + childVal.call(this), + parentVal.call(this) + ) + } + } else if (parentVal || childVal) { + return function mergedInstanceDataFn () { + // instance merge + var instanceData = typeof childVal === 'function' + ? childVal.call(vm) + : childVal; + var defaultData = typeof parentVal === 'function' + ? parentVal.call(vm) + : undefined; + if (instanceData) { + return mergeData(instanceData, defaultData) + } else { + return defaultData } - this.queued = this.shallow = false; } - }; - - /** - * Evaluate the value of the watcher. - * This only gets called for lazy watchers. - */ - - Watcher.prototype.evaluate = function () { - // avoid overwriting another watcher that is being - // collected. - var current = Dep.target; - this.value = this.get(); - this.dirty = false; - Dep.target = current; - }; - - /** - * Depend on all deps collected by this watcher. - */ - - Watcher.prototype.depend = function () { - var i = this.deps.length; - while (i--) { - this.deps[i].depend(); - } - }; - - /** - * Remove self from all dependencies' subcriber list. - */ + } +}; - Watcher.prototype.teardown = function () { - if (this.active) { - // remove self from vm's watcher list - // this is a somewhat expensive operation so we skip it - // if the vm is being destroyed or is performing a v-for - // re-render (the watcher list is then filtered by v-for). - if (!this.vm._isBeingDestroyed && !this.vm._vForRemoving) { - this.vm._watchers.$remove(this); +/** + * Hooks and param attributes are merged as arrays. + */ +function mergeHook ( + parentVal, + childVal +) { + return childVal + ? parentVal + ? parentVal.concat(childVal) + : Array.isArray(childVal) + ? childVal + : [childVal] + : parentVal +} + +config._lifecycleHooks.forEach(function (hook) { + strats[hook] = mergeHook; +}); + +/** + * Assets + * + * When a vm is present (instance creation), we need to do + * a three-way merge between constructor options, instance + * options and parent options. + */ +function mergeAssets (parentVal, childVal) { + var res = Object.create(parentVal || null); + return childVal + ? extend(res, childVal) + : res +} + +config._assetTypes.forEach(function (type) { + strats[type + 's'] = mergeAssets; +}); + +/** + * Watchers. + * + * Watchers hashes should not overwrite one + * another, so we merge them as arrays. + */ +strats.watch = function (parentVal, childVal) { + /* istanbul ignore if */ + if (!childVal) { return parentVal } + if (!parentVal) { return childVal } + var ret = {}; + extend(ret, parentVal); + for (var key in childVal) { + var parent = ret[key]; + var child = childVal[key]; + if (parent && !Array.isArray(parent)) { + parent = [parent]; + } + ret[key] = parent + ? parent.concat(child) + : [child]; + } + return ret +}; + +/** + * Other object hashes. + */ +strats.props = +strats.methods = +strats.computed = function (parentVal, childVal) { + if (!childVal) { return parentVal } + if (!parentVal) { return childVal } + var ret = Object.create(null); + extend(ret, parentVal); + extend(ret, childVal); + return ret +}; + +/** + * Default strategy. + */ +var defaultStrat = function (parentVal, childVal) { + return childVal === undefined + ? parentVal + : childVal +}; + +/** + * Make sure component options get converted to actual + * constructors. + */ +function normalizeComponents (options) { + if (options.components) { + var components = options.components; + var def; + for (var key in components) { + var lower = key.toLowerCase(); + if (isBuiltInTag(lower) || config.isReservedTag(lower)) { + "development" !== 'production' && warn( + 'Do not use built-in or reserved HTML elements as component ' + + 'id: ' + key + ); + continue } - var i = this.deps.length; - while (i--) { - this.deps[i].removeSub(this); + def = components[key]; + if (isPlainObject(def)) { + components[key] = Vue$3.extend(def); } - this.active = false; - this.vm = this.cb = this.value = null; } - }; - - /** - * Recrusively traverse an object to evoke all converted - * getters, so that every nested property inside the object - * is collected as a "deep" dependency. - * - * @param {*} val - */ + } +} - var seenObjects = new _Set(); - function traverse(val, seen) { - var i = undefined, - keys = undefined; - if (!seen) { - seen = seenObjects; - seen.clear(); - } - var isA = isArray(val); - var isO = isObject(val); - if ((isA || isO) && Object.isExtensible(val)) { - if (val.__ob__) { - var depId = val.__ob__.dep.id; - if (seen.has(depId)) { - return; - } else { - seen.add(depId); - } - } - if (isA) { - i = val.length; - while (i--) traverse(val[i], seen); - } else if (isO) { - keys = Object.keys(val); - i = keys.length; - while (i--) traverse(val[keys[i]], seen); +/** + * Ensure all props option syntax are normalized into the + * Object-based format. + */ +function normalizeProps (options) { + var props = options.props; + if (!props) { return } + var res = {}; + var i, val, name; + if (Array.isArray(props)) { + i = props.length; + while (i--) { + val = props[i]; + if (typeof val === 'string') { + name = camelize(val); + res[name] = { type: null }; + } else { + warn('props must be strings when using array syntax.'); } } - } - - var text$1 = { - - bind: function bind() { - this.attr = this.el.nodeType === 3 ? 'data' : 'textContent'; - }, - - update: function update(value) { - this.el[this.attr] = _toString(value); + } else if (isPlainObject(props)) { + for (var key in props) { + val = props[key]; + name = camelize(key); + res[name] = isPlainObject(val) + ? val + : { type: val }; } - }; - - var templateCache = new Cache(1000); - var idSelectorCache = new Cache(1000); - - var map = { - efault: [0, '', ''], - legend: [1, '<fieldset>', '</fieldset>'], - tr: [2, '<table><tbody>', '</tbody></table>'], - col: [2, '<table><tbody></tbody><colgroup>', '</colgroup></table>'] - }; - - map.td = map.th = [3, '<table><tbody><tr>', '</tr></tbody></table>']; - - map.option = map.optgroup = [1, '<select multiple="multiple">', '</select>']; - - map.thead = map.tbody = map.colgroup = map.caption = map.tfoot = [1, '<table>', '</table>']; - - map.g = map.defs = map.symbol = map.use = map.image = map.text = map.circle = map.ellipse = map.line = map.path = map.polygon = map.polyline = map.rect = [1, '<svg ' + 'xmlns="http://www.w3.org/2000/svg" ' + 'xmlns:xlink="http://www.w3.org/1999/xlink" ' + 'xmlns:ev="http://www.w3.org/2001/xml-events"' + 'version="1.1">', '</svg>']; - - /** - * Check if a node is a supported template node with a - * DocumentFragment content. - * - * @param {Node} node - * @return {Boolean} - */ - - function isRealTemplate(node) { - return isTemplate(node) && isFragment(node.content); } + options.props = res; +} - var tagRE$1 = /<([\w:-]+)/; - var entityRE = /&#?\w+?;/; - var commentRE = /<!--/; - - /** - * Convert a string template to a DocumentFragment. - * Determines correct wrapping by tag types. Wrapping - * strategy found in jQuery & component/domify. - * - * @param {String} templateString - * @param {Boolean} raw - * @return {DocumentFragment} - */ - - function stringToFragment(templateString, raw) { - // try a cache hit first - var cacheKey = raw ? templateString : templateString.trim(); - var hit = templateCache.get(cacheKey); - if (hit) { - return hit; - } - - var frag = document.createDocumentFragment(); - var tagMatch = templateString.match(tagRE$1); - var entityMatch = entityRE.test(templateString); - var commentMatch = commentRE.test(templateString); - - if (!tagMatch && !entityMatch && !commentMatch) { - // text only, return a single text node. - frag.appendChild(document.createTextNode(templateString)); - } else { - var tag = tagMatch && tagMatch[1]; - var wrap = map[tag] || map.efault; - var depth = wrap[0]; - var prefix = wrap[1]; - var suffix = wrap[2]; - var node = document.createElement('div'); - - node.innerHTML = prefix + templateString + suffix; - while (depth--) { - node = node.lastChild; - } - - var child; - /* eslint-disable no-cond-assign */ - while (child = node.firstChild) { - /* eslint-enable no-cond-assign */ - frag.appendChild(child); +/** + * Normalize raw function directives into object format. + */ +function normalizeDirectives (options) { + var dirs = options.directives; + if (dirs) { + for (var key in dirs) { + var def = dirs[key]; + if (typeof def === 'function') { + dirs[key] = { bind: def, update: def }; } } - if (!raw) { - trimNode(frag); - } - templateCache.put(cacheKey, frag); - return frag; } +} - /** - * Convert a template node to a DocumentFragment. - * - * @param {Node} node - * @return {DocumentFragment} - */ - - function nodeToFragment(node) { - // if its a template tag and the browser supports it, - // its content is already a document fragment. However, iOS Safari has - // bug when using directly cloned template content with touch - // events and can cause crashes when the nodes are removed from DOM, so we - // have to treat template elements as string templates. (#2805) - /* istanbul ignore if */ - if (isRealTemplate(node)) { - return stringToFragment(node.innerHTML); - } - // script template - if (node.tagName === 'SCRIPT') { - return stringToFragment(node.textContent); - } - // normal node, clone it to avoid mutating the original - var clonedNode = cloneNode(node); - var frag = document.createDocumentFragment(); - var child; - /* eslint-disable no-cond-assign */ - while (child = clonedNode.firstChild) { - /* eslint-enable no-cond-assign */ - frag.appendChild(child); +/** + * Merge two option objects into a new one. + * Core utility used in both instantiation and inheritance. + */ +function mergeOptions ( + parent, + child, + vm +) { + normalizeComponents(child); + normalizeProps(child); + normalizeDirectives(child); + var extendsFrom = child.extends; + if (extendsFrom) { + parent = typeof extendsFrom === 'function' + ? mergeOptions(parent, extendsFrom.options, vm) + : mergeOptions(parent, extendsFrom, vm); + } + if (child.mixins) { + for (var i = 0, l = child.mixins.length; i < l; i++) { + var mixin = child.mixins[i]; + if (mixin.prototype instanceof Vue$3) { + mixin = mixin.options; + } + parent = mergeOptions(parent, mixin, vm); + } + } + var options = {}; + var key; + for (key in parent) { + mergeField(key); + } + for (key in child) { + if (!hasOwn(parent, key)) { + mergeField(key); } - trimNode(frag); - return frag; } - - // Test for the presence of the Safari template cloning bug - // https://bugs.webkit.org/showug.cgi?id=137755 - var hasBrokenTemplate = (function () { - /* istanbul ignore else */ - if (inBrowser) { - var a = document.createElement('div'); - a.innerHTML = '<template>1</template>'; - return !a.cloneNode(true).firstChild.innerHTML; - } else { - return false; - } - })(); - - // Test for IE10/11 textarea placeholder clone bug - var hasTextareaCloneBug = (function () { - /* istanbul ignore else */ - if (inBrowser) { - var t = document.createElement('textarea'); - t.placeholder = 't'; - return t.cloneNode(true).value === 't'; - } else { - return false; - } - })(); - - /** - * 1. Deal with Safari cloning nested <template> bug by - * manually cloning all template instances. - * 2. Deal with IE10/11 textarea placeholder bug by setting - * the correct value after cloning. - * - * @param {Element|DocumentFragment} node - * @return {Element|DocumentFragment} - */ - - function cloneNode(node) { - /* istanbul ignore if */ - if (!node.querySelectorAll) { - return node.cloneNode(); - } - var res = node.cloneNode(true); - var i, original, cloned; - /* istanbul ignore if */ - if (hasBrokenTemplate) { - var tempClone = res; - if (isRealTemplate(node)) { - node = node.content; - tempClone = res.content; - } - original = node.querySelectorAll('template'); - if (original.length) { - cloned = tempClone.querySelectorAll('template'); - i = cloned.length; - while (i--) { - cloned[i].parentNode.replaceChild(cloneNode(original[i]), cloned[i]); - } - } - } - /* istanbul ignore if */ - if (hasTextareaCloneBug) { - if (node.tagName === 'TEXTAREA') { - res.value = node.value; - } else { - original = node.querySelectorAll('textarea'); - if (original.length) { - cloned = res.querySelectorAll('textarea'); - i = cloned.length; - while (i--) { - cloned[i].value = original[i].value; - } - } - } - } - return res; + function mergeField (key) { + var strat = strats[key] || defaultStrat; + options[key] = strat(parent[key], child[key], vm, key); } + return options +} - /** - * Process the template option and normalizes it into a - * a DocumentFragment that can be used as a partial or a - * instance template. - * - * @param {*} template - * Possible values include: - * - DocumentFragment object - * - Node object of type Template - * - id selector: '#some-template-id' - * - template string: '<div><span>{{msg}}</span></div>' - * @param {Boolean} shouldClone - * @param {Boolean} raw - * inline HTML interpolation. Do not check for id - * selector and keep whitespace in the string. - * @return {DocumentFragment|undefined} - */ - - function parseTemplate(template, shouldClone, raw) { - var node, frag; - - // if the template is already a document fragment, - // do nothing - if (isFragment(template)) { - trimNode(template); - return shouldClone ? cloneNode(template) : template; - } - - if (typeof template === 'string') { - // id selector - if (!raw && template.charAt(0) === '#') { - // id selector can be cached too - frag = idSelectorCache.get(template); - if (!frag) { - node = document.getElementById(template.slice(1)); - if (node) { - frag = nodeToFragment(node); - // save selector to cache - idSelectorCache.put(template, frag); - } - } - } else { - // normal string template - frag = stringToFragment(template, raw); - } - } else if (template.nodeType) { - // a direct node - frag = nodeToFragment(template); - } - - return frag && shouldClone ? cloneNode(frag) : frag; +/** + * Resolve an asset. + * This function is used because child instances need access + * to assets defined in its ancestor chain. + */ +function resolveAsset ( + options, + type, + id, + warnMissing +) { + /* istanbul ignore if */ + if (typeof id !== 'string') { + return } - -var template = Object.freeze({ - cloneNode: cloneNode, - parseTemplate: parseTemplate - }); - - var html = { - - bind: function bind() { - // a comment node means this is a binding for - // {{{ inline unescaped html }}} - if (this.el.nodeType === 8) { - // hold nodes - this.nodes = []; - // replace the placeholder with proper anchor - this.anchor = createAnchor('v-html'); - replace(this.el, this.anchor); - } - }, - - update: function update(value) { - value = _toString(value); - if (this.nodes) { - this.swap(value); - } else { - this.el.innerHTML = value; - } - }, - - swap: function swap(value) { - // remove old nodes - var i = this.nodes.length; - while (i--) { - remove(this.nodes[i]); - } - // convert new value to a fragment - // do not attempt to retrieve from id selector - var frag = parseTemplate(value, true, true); - // save a reference to these nodes so we can remove later - this.nodes = toArray(frag.childNodes); - before(frag, this.anchor); - } - }; - - /** - * Abstraction for a partially-compiled fragment. - * Can optionally compile content with a child scope. - * - * @param {Function} linker - * @param {Vue} vm - * @param {DocumentFragment} frag - * @param {Vue} [host] - * @param {Object} [scope] - * @param {Fragment} [parentFrag] - */ - function Fragment(linker, vm, frag, host, scope, parentFrag) { - this.children = []; - this.childFrags = []; - this.vm = vm; - this.scope = scope; - this.inserted = false; - this.parentFrag = parentFrag; - if (parentFrag) { - parentFrag.childFrags.push(this); - } - this.unlink = linker(vm, frag, host, scope, this); - var single = this.single = frag.childNodes.length === 1 && - // do not go single mode if the only node is an anchor - !frag.childNodes[0].__v_anchor; - if (single) { - this.node = frag.childNodes[0]; - this.before = singleBefore; - this.remove = singleRemove; - } else { - this.node = createAnchor('fragment-start'); - this.end = createAnchor('fragment-end'); - this.frag = frag; - prepend(this.node, frag); - frag.appendChild(this.end); - this.before = multiBefore; - this.remove = multiRemove; - } - this.node.__v_frag = this; + var assets = options[type]; + var res = assets[id] || + // camelCase ID + assets[camelize(id)] || + // Pascal Case ID + assets[capitalize(camelize(id))]; + if ("development" !== 'production' && warnMissing && !res) { + warn( + 'Failed to resolve ' + type.slice(0, -1) + ': ' + id, + options + ); + } + return res +} + +/* */ + +function validateProp ( + key, + propOptions, + propsData, + vm +) { + var prop = propOptions[key]; + var absent = !hasOwn(propsData, key); + var value = propsData[key]; + // handle boolean props + if (isBooleanType(prop.type)) { + if (absent && !hasOwn(prop, 'default')) { + value = false; + } else if (value === '' || value === hyphenate(key)) { + value = true; + } + } + // check default value + if (value === undefined) { + value = getPropDefaultValue(vm, prop, key); + // since the default value is a fresh copy, + // make sure to observe it. + var prevShouldConvert = observerState.shouldConvert; + observerState.shouldConvert = true; + observe(value); + observerState.shouldConvert = prevShouldConvert; + } + { + assertProp(prop, key, value, vm, absent); + } + return value +} + +/** + * Get the default value of a prop. + */ +function getPropDefaultValue (vm, prop, name) { + // no default, return undefined + if (!hasOwn(prop, 'default')) { + return undefined + } + var def = prop.default; + // warn against non-factory defaults for Object & Array + if (isObject(def)) { + "development" !== 'production' && warn( + 'Invalid default value for prop "' + name + '": ' + + 'Props with type Object/Array must use a factory function ' + + 'to return the default value.', + vm + ); + } + // call factory function for non-Function types + return typeof def === 'function' && prop.type !== Function + ? def.call(vm) + : def +} + +/** + * Assert whether a prop is valid. + */ +function assertProp ( + prop, + name, + value, + vm, + absent +) { + if (prop.required && absent) { + warn( + 'Missing required prop: "' + name + '"', + vm + ); + return + } + if (value == null && !prop.required) { + return + } + var type = prop.type; + var valid = !type || type === true; + var expectedTypes = []; + if (type) { + if (!Array.isArray(type)) { + type = [type]; + } + for (var i = 0; i < type.length && !valid; i++) { + var assertedType = assertType(value, type[i]); + expectedTypes.push(assertedType.expectedType); + valid = assertedType.valid; + } + } + if (!valid) { + warn( + 'Invalid prop: type check failed for prop "' + name + '".' + + ' Expected ' + expectedTypes.map(capitalize).join(', ') + + ', got ' + Object.prototype.toString.call(value).slice(8, -1) + '.', + vm + ); + return + } + var validator = prop.validator; + if (validator) { + if (!validator(value)) { + warn( + 'Invalid prop: custom validator check failed for prop "' + name + '".', + vm + ); + } + } +} + +/** + * Assert the type of a value + */ +function assertType (value, type) { + var valid; + var expectedType = getType(type); + if (expectedType === 'String') { + valid = typeof value === (expectedType = 'string'); + } else if (expectedType === 'Number') { + valid = typeof value === (expectedType = 'number'); + } else if (expectedType === 'Boolean') { + valid = typeof value === (expectedType = 'boolean'); + } else if (expectedType === 'Function') { + valid = typeof value === (expectedType = 'function'); + } else if (expectedType === 'Object') { + valid = isPlainObject(value); + } else if (expectedType === 'Array') { + valid = Array.isArray(value); + } else { + valid = value instanceof type; } - - /** - * Call attach/detach for all components contained within - * this fragment. Also do so recursively for all child - * fragments. - * - * @param {Function} hook - */ - - Fragment.prototype.callHook = function (hook) { - var i, l; - for (i = 0, l = this.childFrags.length; i < l; i++) { - this.childFrags[i].callHook(hook); - } - for (i = 0, l = this.children.length; i < l; i++) { - hook(this.children[i]); - } - }; - - /** - * Insert fragment before target, single node version - * - * @param {Node} target - * @param {Boolean} withTransition - */ - - function singleBefore(target, withTransition) { - this.inserted = true; - var method = withTransition !== false ? beforeWithTransition : before; - method(this.node, target, this.vm); - if (inDoc(this.node)) { - this.callHook(attach); - } + return { + valid: valid, + expectedType: expectedType } +} - /** - * Remove fragment, single node version - */ +/** + * Use function string name to check built-in types, + * because a simple equality check will fail when running + * across different vms / iframes. + */ +function getType (fn) { + var match = fn && fn.toString().match(/^\s*function (\w+)/); + return match && match[1] +} - function singleRemove() { - this.inserted = false; - var shouldCallRemove = inDoc(this.node); - var self = this; - this.beforeRemove(); - removeWithTransition(this.node, this.vm, function () { - if (shouldCallRemove) { - self.callHook(detach); - } - self.destroy(); - }); +function isBooleanType (fn) { + if (!Array.isArray(fn)) { + return getType(fn) === 'Boolean' } - - /** - * Insert fragment before target, multi-nodes version - * - * @param {Node} target - * @param {Boolean} withTransition - */ - - function multiBefore(target, withTransition) { - this.inserted = true; - var vm = this.vm; - var method = withTransition !== false ? beforeWithTransition : before; - mapNodeRange(this.node, this.end, function (node) { - method(node, target, vm); - }); - if (inDoc(this.node)) { - this.callHook(attach); + for (var i = 0, len = fn.length; i < len; i++) { + if (getType(fn[i]) === 'Boolean') { + return true } } - - /** - * Remove fragment, multi-nodes version - */ - - function multiRemove() { - this.inserted = false; - var self = this; - var shouldCallRemove = inDoc(this.node); - this.beforeRemove(); - removeNodeRange(this.node, this.end, this.vm, this.frag, function () { - if (shouldCallRemove) { - self.callHook(detach); - } - self.destroy(); - }); - } - - /** - * Prepare the fragment for removal. - */ - - Fragment.prototype.beforeRemove = function () { - var i, l; - for (i = 0, l = this.childFrags.length; i < l; i++) { - // call the same method recursively on child - // fragments, depth-first - this.childFrags[i].beforeRemove(false); - } - for (i = 0, l = this.children.length; i < l; i++) { - // Call destroy for all contained instances, - // with remove:false and defer:true. - // Defer is necessary because we need to - // keep the children to call detach hooks - // on them. - this.children[i].$destroy(false, true); - } - var dirs = this.unlink.dirs; - for (i = 0, l = dirs.length; i < l; i++) { - // disable the watchers on all the directives - // so that the rendered content stays the same - // during removal. - dirs[i]._watcher && dirs[i]._watcher.teardown(); + /* istanbul ignore next */ + return false +} + + + +var util = Object.freeze({ + defineReactive: defineReactive$$1, + _toString: _toString, + toNumber: toNumber, + makeMap: makeMap, + isBuiltInTag: isBuiltInTag, + remove: remove$1, + hasOwn: hasOwn, + isPrimitive: isPrimitive, + cached: cached, + camelize: camelize, + capitalize: capitalize, + hyphenate: hyphenate, + bind: bind$1, + toArray: toArray, + extend: extend, + isObject: isObject, + isPlainObject: isPlainObject, + toObject: toObject, + noop: noop, + no: no, + genStaticKeys: genStaticKeys, + looseEqual: looseEqual, + looseIndexOf: looseIndexOf, + isReserved: isReserved, + def: def, + parsePath: parsePath, + hasProto: hasProto, + inBrowser: inBrowser, + UA: UA, + isIE: isIE, + isIE9: isIE9, + isEdge: isEdge, + isAndroid: isAndroid, + isIOS: isIOS, + devtools: devtools, + nextTick: nextTick, + get _Set () { return _Set; }, + mergeOptions: mergeOptions, + resolveAsset: resolveAsset, + get warn () { return warn; }, + get formatComponentName () { return formatComponentName; }, + validateProp: validateProp +}); + +/* */ + +function initUse (Vue) { + Vue.use = function (plugin) { + /* istanbul ignore if */ + if (plugin.installed) { + return } + // additional parameters + var args = toArray(arguments, 1); + args.unshift(this); + if (typeof plugin.install === 'function') { + plugin.install.apply(plugin, args); + } else { + plugin.apply(null, args); + } + plugin.installed = true; + return this }; +} - /** - * Destroy the fragment. - */ +/* */ - Fragment.prototype.destroy = function () { - if (this.parentFrag) { - this.parentFrag.childFrags.$remove(this); - } - this.node.__v_frag = null; - this.unlink(); +function initMixin$1 (Vue) { + Vue.mixin = function (mixin) { + Vue.options = mergeOptions(Vue.options, mixin); }; +} - /** - * Call attach hook for a Vue instance. - * - * @param {Vue} child - */ - - function attach(child) { - if (!child._isAttached && inDoc(child.$el)) { - child._callHook('attached'); - } - } +/* */ +function initExtend (Vue) { /** - * Call detach hook for a Vue instance. - * - * @param {Vue} child + * Each instance constructor, including Vue, has a unique + * cid. This enables us to create wrapped "child + * constructors" for prototypal inheritance and cache them. */ - - function detach(child) { - if (child._isAttached && !inDoc(child.$el)) { - child._callHook('detached'); - } - } - - var linkerCache = new Cache(5000); + Vue.cid = 0; + var cid = 1; /** - * A factory that can be used to create instances of a - * fragment. Caches the compiled linker if possible. - * - * @param {Vue} vm - * @param {Element|String} el + * Class inheritance */ - function FragmentFactory(vm, el) { - this.vm = vm; - var template; - var isString = typeof el === 'string'; - if (isString || isTemplate(el) && !el.hasAttribute('v-if')) { - template = parseTemplate(el, true); - } else { - template = document.createDocumentFragment(); - template.appendChild(el); - } - this.template = template; - // linker can be cached, but only for components - var linker; - var cid = vm.constructor.cid; - if (cid > 0) { - var cacheId = cid + (isString ? el : getOuterHTML(el)); - linker = linkerCache.get(cacheId); - if (!linker) { - linker = compile(template, vm.$options, true); - linkerCache.put(cacheId, linker); + Vue.extend = function (extendOptions) { + extendOptions = extendOptions || {}; + var Super = this; + var isFirstExtend = Super.cid === 0; + if (isFirstExtend && extendOptions._Ctor) { + return extendOptions._Ctor + } + var name = extendOptions.name || Super.options.name; + { + if (!/^[a-zA-Z][\w-]*$/.test(name)) { + warn( + 'Invalid component name: "' + name + '". Component names ' + + 'can only contain alphanumeric characaters and the hyphen.' + ); + name = null; } - } else { - linker = compile(template, vm.$options, true); } - this.linker = linker; - } - - /** - * Create a fragment instance with given host and scope. - * - * @param {Vue} host - * @param {Object} scope - * @param {Fragment} parentFrag - */ - - FragmentFactory.prototype.create = function (host, scope, parentFrag) { - var frag = cloneNode(this.template); - return new Fragment(this.linker, this.vm, frag, host, scope, parentFrag); + var Sub = function VueComponent (options) { + this._init(options); + }; + Sub.prototype = Object.create(Super.prototype); + Sub.prototype.constructor = Sub; + Sub.cid = cid++; + Sub.options = mergeOptions( + Super.options, + extendOptions + ); + Sub['super'] = Super; + // allow further extension + Sub.extend = Super.extend; + // create asset registers, so extended classes + // can have their private assets too. + config._assetTypes.forEach(function (type) { + Sub[type] = Super[type]; + }); + // enable recursive self-lookup + if (name) { + Sub.options.components[name] = Sub; + } + // keep a reference to the super options at extension time. + // later at instantiation we can check if Super's options have + // been updated. + Sub.superOptions = Super.options; + Sub.extendOptions = extendOptions; + // cache constructor + if (isFirstExtend) { + extendOptions._Ctor = Sub; + } + return Sub }; +} - var ON = 700; - var MODEL = 800; - var BIND = 850; - var TRANSITION = 1100; - var EL = 1500; - var COMPONENT = 1500; - var PARTIAL = 1750; - var IF = 2100; - var FOR = 2200; - var SLOT = 2300; - - var uid$3 = 0; - - var vFor = { - - priority: FOR, - terminal: true, - - params: ['track-by', 'stagger', 'enter-stagger', 'leave-stagger'], - - bind: function bind() { - // support "item in/of items" syntax - var inMatch = this.expression.match(/(.*) (?:in|of) (.*)/); - if (inMatch) { - var itMatch = inMatch[1].match(/\((.*),(.*)\)/); - if (itMatch) { - this.iterator = itMatch[1].trim(); - this.alias = itMatch[2].trim(); - } else { - this.alias = inMatch[1].trim(); - } - this.expression = inMatch[2]; - } - - if (!this.alias) { - 'development' !== 'production' && warn('Invalid v-for expression "' + this.descriptor.raw + '": ' + 'alias is required.', this.vm); - return; - } - - // uid as a cache identifier - this.id = '__v-for__' + ++uid$3; - - // check if this is an option list, - // so that we know if we need to update the <select>'s - // v-model when the option list has changed. - // because v-model has a lower priority than v-for, - // the v-model is not bound here yet, so we have to - // retrive it in the actual updateModel() function. - var tag = this.el.tagName; - this.isOption = (tag === 'OPTION' || tag === 'OPTGROUP') && this.el.parentNode.tagName === 'SELECT'; - - // setup anchor nodes - this.start = createAnchor('v-for-start'); - this.end = createAnchor('v-for-end'); - replace(this.el, this.end); - before(this.start, this.end); - - // cache - this.cache = Object.create(null); - - // fragment factory - this.factory = new FragmentFactory(this.vm, this.el); - }, - - update: function update(data) { - this.diff(data); - this.updateRef(); - this.updateModel(); - }, - - /** - * Diff, based on new data and old data, determine the - * minimum amount of DOM manipulations needed to make the - * DOM reflect the new data Array. - * - * The algorithm diffs the new data Array by storing a - * hidden reference to an owner vm instance on previously - * seen data. This allows us to achieve O(n) which is - * better than a levenshtein distance based algorithm, - * which is O(m * n). - * - * @param {Array} data - */ - - diff: function diff(data) { - // check if the Array was converted from an Object - var item = data[0]; - var convertedFromObject = this.fromObject = isObject(item) && hasOwn(item, '$key') && hasOwn(item, '$value'); - - var trackByKey = this.params.trackBy; - var oldFrags = this.frags; - var frags = this.frags = new Array(data.length); - var alias = this.alias; - var iterator = this.iterator; - var start = this.start; - var end = this.end; - var inDocument = inDoc(start); - var init = !oldFrags; - var i, l, frag, key, value, primitive; - - // First pass, go through the new Array and fill up - // the new frags array. If a piece of data has a cached - // instance for it, we reuse it. Otherwise build a new - // instance. - for (i = 0, l = data.length; i < l; i++) { - item = data[i]; - key = convertedFromObject ? item.$key : null; - value = convertedFromObject ? item.$value : item; - primitive = !isObject(value); - frag = !init && this.getCachedFrag(value, i, key); - if (frag) { - // reusable fragment - frag.reused = true; - // update $index - frag.scope.$index = i; - // update $key - if (key) { - frag.scope.$key = key; - } - // update iterator - if (iterator) { - frag.scope[iterator] = key !== null ? key : i; - } - // update data for track-by, object repeat & - // primitive values. - if (trackByKey || convertedFromObject || primitive) { - withoutConversion(function () { - frag.scope[alias] = value; - }); - } - } else { - // new isntance - frag = this.create(value, alias, i, key); - frag.fresh = !init; - } - frags[i] = frag; - if (init) { - frag.before(end); - } - } - - // we're done for the initial render. - if (init) { - return; - } - - // Second pass, go through the old fragments and - // destroy those who are not reused (and remove them - // from cache) - var removalIndex = 0; - var totalRemoved = oldFrags.length - frags.length; - // when removing a large number of fragments, watcher removal - // turns out to be a perf bottleneck, so we batch the watcher - // removals into a single filter call! - this.vm._vForRemoving = true; - for (i = 0, l = oldFrags.length; i < l; i++) { - frag = oldFrags[i]; - if (!frag.reused) { - this.deleteCachedFrag(frag); - this.remove(frag, removalIndex++, totalRemoved, inDocument); - } - } - this.vm._vForRemoving = false; - if (removalIndex) { - this.vm._watchers = this.vm._watchers.filter(function (w) { - return w.active; - }); - } - - // Final pass, move/insert new fragments into the - // right place. - var targetPrev, prevEl, currentPrev; - var insertionIndex = 0; - for (i = 0, l = frags.length; i < l; i++) { - frag = frags[i]; - // this is the frag that we should be after - targetPrev = frags[i - 1]; - prevEl = targetPrev ? targetPrev.staggerCb ? targetPrev.staggerAnchor : targetPrev.end || targetPrev.node : start; - if (frag.reused && !frag.staggerCb) { - currentPrev = findPrevFrag(frag, start, this.id); - if (currentPrev !== targetPrev && (!currentPrev || - // optimization for moving a single item. - // thanks to suggestions by @livoras in #1807 - findPrevFrag(currentPrev, start, this.id) !== targetPrev)) { - this.move(frag, prevEl); - } - } else { - // new instance, or still in stagger. - // insert with updated stagger index. - this.insert(frag, insertionIndex++, prevEl, inDocument); - } - frag.reused = frag.fresh = false; - } - }, - - /** - * Create a new fragment instance. - * - * @param {*} value - * @param {String} alias - * @param {Number} index - * @param {String} [key] - * @return {Fragment} - */ - - create: function create(value, alias, index, key) { - var host = this._host; - // create iteration scope - var parentScope = this._scope || this.vm; - var scope = Object.create(parentScope); - // ref holder for the scope - scope.$refs = Object.create(parentScope.$refs); - scope.$els = Object.create(parentScope.$els); - // make sure point $parent to parent scope - scope.$parent = parentScope; - // for two-way binding on alias - scope.$forContext = this; - // define scope properties - // important: define the scope alias without forced conversion - // so that frozen data structures remain non-reactive. - withoutConversion(function () { - defineReactive(scope, alias, value); - }); - defineReactive(scope, '$index', index); - if (key) { - defineReactive(scope, '$key', key); - } else if (scope.$key) { - // avoid accidental fallback - def(scope, '$key', null); - } - if (this.iterator) { - defineReactive(scope, this.iterator, key !== null ? key : index); - } - var frag = this.factory.create(host, scope, this._frag); - frag.forId = this.id; - this.cacheFrag(value, frag, index, key); - return frag; - }, - - /** - * Update the v-ref on owner vm. - */ - - updateRef: function updateRef() { - var ref = this.descriptor.ref; - if (!ref) return; - var hash = (this._scope || this.vm).$refs; - var refs; - if (!this.fromObject) { - refs = this.frags.map(findVmFromFrag); - } else { - refs = {}; - this.frags.forEach(function (frag) { - refs[frag.scope.$key] = findVmFromFrag(frag); - }); - } - hash[ref] = refs; - }, - - /** - * For option lists, update the containing v-model on - * parent <select>. - */ - - updateModel: function updateModel() { - if (this.isOption) { - var parent = this.start.parentNode; - var model = parent && parent.__v_model; - if (model) { - model.forceUpdate(); - } - } - }, +/* */ - /** - * Insert a fragment. Handles staggering. - * - * @param {Fragment} frag - * @param {Number} index - * @param {Node} prevEl - * @param {Boolean} inDocument - */ - - insert: function insert(frag, index, prevEl, inDocument) { - if (frag.staggerCb) { - frag.staggerCb.cancel(); - frag.staggerCb = null; - } - var staggerAmount = this.getStagger(frag, index, null, 'enter'); - if (inDocument && staggerAmount) { - // create an anchor and insert it synchronously, - // so that we can resolve the correct order without - // worrying about some elements not inserted yet - var anchor = frag.staggerAnchor; - if (!anchor) { - anchor = frag.staggerAnchor = createAnchor('stagger-anchor'); - anchor.__v_frag = frag; - } - after(anchor, prevEl); - var op = frag.staggerCb = cancellable(function () { - frag.staggerCb = null; - frag.before(anchor); - remove(anchor); - }); - setTimeout(op, staggerAmount); +function initAssetRegisters (Vue) { + /** + * Create asset registration methods. + */ + config._assetTypes.forEach(function (type) { + Vue[type] = function ( + id, + definition + ) { + if (!definition) { + return this.options[type + 's'][id] } else { - var target = prevEl.nextSibling; /* istanbul ignore if */ - if (!target) { - // reset end anchor position in case the position was messed up - // by an external drag-n-drop library. - after(this.end, prevEl); - target = this.end; - } - frag.before(target); - } - }, - - /** - * Remove a fragment. Handles staggering. - * - * @param {Fragment} frag - * @param {Number} index - * @param {Number} total - * @param {Boolean} inDocument - */ - - remove: function remove(frag, index, total, inDocument) { - if (frag.staggerCb) { - frag.staggerCb.cancel(); - frag.staggerCb = null; - // it's not possible for the same frag to be removed - // twice, so if we have a pending stagger callback, - // it means this frag is queued for enter but removed - // before its transition started. Since it is already - // destroyed, we can just leave it in detached state. - return; - } - var staggerAmount = this.getStagger(frag, index, total, 'leave'); - if (inDocument && staggerAmount) { - var op = frag.staggerCb = cancellable(function () { - frag.staggerCb = null; - frag.remove(); - }); - setTimeout(op, staggerAmount); - } else { - frag.remove(); - } - }, - - /** - * Move a fragment to a new position. - * Force no transition. - * - * @param {Fragment} frag - * @param {Node} prevEl - */ - - move: function move(frag, prevEl) { - // fix a common issue with Sortable: - // if prevEl doesn't have nextSibling, this means it's - // been dragged after the end anchor. Just re-position - // the end anchor to the end of the container. - /* istanbul ignore if */ - if (!prevEl.nextSibling) { - this.end.parentNode.appendChild(this.end); - } - frag.before(prevEl.nextSibling, false); - }, - - /** - * Cache a fragment using track-by or the object key. - * - * @param {*} value - * @param {Fragment} frag - * @param {Number} index - * @param {String} [key] - */ - - cacheFrag: function cacheFrag(value, frag, index, key) { - var trackByKey = this.params.trackBy; - var cache = this.cache; - var primitive = !isObject(value); - var id; - if (key || trackByKey || primitive) { - id = getTrackByKey(index, key, value, trackByKey); - if (!cache[id]) { - cache[id] = frag; - } else if (trackByKey !== '$index') { - 'development' !== 'production' && this.warnDuplicate(value); - } - } else { - id = this.id; - if (hasOwn(value, id)) { - if (value[id] === null) { - value[id] = frag; - } else { - 'development' !== 'production' && this.warnDuplicate(value); + { + if (type === 'component' && config.isReservedTag(id)) { + warn( + 'Do not use built-in or reserved HTML elements as component ' + + 'id: ' + id + ); } - } else if (Object.isExtensible(value)) { - def(value, id, frag); - } else if ('development' !== 'production') { - warn('Frozen v-for objects cannot be automatically tracked, make sure to ' + 'provide a track-by key.'); - } - } - frag.raw = value; - }, - - /** - * Get a cached fragment from the value/index/key - * - * @param {*} value - * @param {Number} index - * @param {String} key - * @return {Fragment} - */ - - getCachedFrag: function getCachedFrag(value, index, key) { - var trackByKey = this.params.trackBy; - var primitive = !isObject(value); - var frag; - if (key || trackByKey || primitive) { - var id = getTrackByKey(index, key, value, trackByKey); - frag = this.cache[id]; - } else { - frag = value[this.id]; - } - if (frag && (frag.reused || frag.fresh)) { - 'development' !== 'production' && this.warnDuplicate(value); - } - return frag; - }, - - /** - * Delete a fragment from cache. - * - * @param {Fragment} frag - */ - - deleteCachedFrag: function deleteCachedFrag(frag) { - var value = frag.raw; - var trackByKey = this.params.trackBy; - var scope = frag.scope; - var index = scope.$index; - // fix #948: avoid accidentally fall through to - // a parent repeater which happens to have $key. - var key = hasOwn(scope, '$key') && scope.$key; - var primitive = !isObject(value); - if (trackByKey || key || primitive) { - var id = getTrackByKey(index, key, value, trackByKey); - this.cache[id] = null; - } else { - value[this.id] = null; - frag.raw = null; - } - }, - - /** - * Get the stagger amount for an insertion/removal. - * - * @param {Fragment} frag - * @param {Number} index - * @param {Number} total - * @param {String} type - */ - - getStagger: function getStagger(frag, index, total, type) { - type = type + 'Stagger'; - var trans = frag.node.__v_trans; - var hooks = trans && trans.hooks; - var hook = hooks && (hooks[type] || hooks.stagger); - return hook ? hook.call(frag, index, total) : index * parseInt(this.params[type] || this.params.stagger, 10); - }, - - /** - * Pre-process the value before piping it through the - * filters. This is passed to and called by the watcher. - */ - - _preProcess: function _preProcess(value) { - // regardless of type, store the un-filtered raw value. - this.rawValue = value; - return value; - }, - - /** - * Post-process the value after it has been piped through - * the filters. This is passed to and called by the watcher. - * - * It is necessary for this to be called during the - * watcher's dependency collection phase because we want - * the v-for to update when the source Object is mutated. - */ - - _postProcess: function _postProcess(value) { - if (isArray(value)) { - return value; - } else if (isPlainObject(value)) { - // convert plain object to array. - var keys = Object.keys(value); - var i = keys.length; - var res = new Array(i); - var key; - while (i--) { - key = keys[i]; - res[i] = { - $key: key, - $value: value[key] - }; } - return res; - } else { - if (typeof value === 'number' && !isNaN(value)) { - value = range(value); + if (type === 'component' && isPlainObject(definition)) { + definition.name = definition.name || id; + definition = Vue.extend(definition); } - return value || []; - } - }, - - unbind: function unbind() { - if (this.descriptor.ref) { - (this._scope || this.vm).$refs[this.descriptor.ref] = null; - } - if (this.frags) { - var i = this.frags.length; - var frag; - while (i--) { - frag = this.frags[i]; - this.deleteCachedFrag(frag); - frag.destroy(); + if (type === 'directive' && typeof definition === 'function') { + definition = { bind: definition, update: definition }; } + this.options[type + 's'][id] = definition; + return definition } - } - }; - - /** - * Helper to find the previous element that is a fragment - * anchor. This is necessary because a destroyed frag's - * element could still be lingering in the DOM before its - * leaving transition finishes, but its inserted flag - * should have been set to false so we can skip them. - * - * If this is a block repeat, we want to make sure we only - * return frag that is bound to this v-for. (see #929) - * - * @param {Fragment} frag - * @param {Comment|Text} anchor - * @param {String} id - * @return {Fragment} - */ - - function findPrevFrag(frag, anchor, id) { - var el = frag.node.previousSibling; - /* istanbul ignore if */ - if (!el) return; - frag = el.__v_frag; - while ((!frag || frag.forId !== id || !frag.inserted) && el !== anchor) { - el = el.previousSibling; - /* istanbul ignore if */ - if (!el) return; - frag = el.__v_frag; - } - return frag; - } - - /** - * Find a vm from a fragment. - * - * @param {Fragment} frag - * @return {Vue|undefined} - */ - - function findVmFromFrag(frag) { - var node = frag.node; - // handle multi-node frag - if (frag.end) { - while (!node.__vue__ && node !== frag.end && node.nextSibling) { - node = node.nextSibling; + }; + }); +} + +var KeepAlive = { + name: 'keep-alive', + abstract: true, + created: function created () { + this.cache = Object.create(null); + }, + render: function render () { + var vnode = getFirstComponentChild(this.$slots.default); + if (vnode && vnode.componentOptions) { + var opts = vnode.componentOptions; + var key = vnode.key == null + // same constructor may get registered as different local components + // so cid alone is not enough (#3269) + ? opts.Ctor.cid + '::' + opts.tag + : vnode.key; + if (this.cache[key]) { + vnode.child = this.cache[key].child; + } else { + this.cache[key] = vnode; } + vnode.data.keepAlive = true; } - return node.__vue__; - } - - /** - * Create a range array from given number. - * - * @param {Number} n - * @return {Array} - */ + return vnode + }, + destroyed: function destroyed () { + var this$1 = this; - function range(n) { - var i = -1; - var ret = new Array(Math.floor(n)); - while (++i < n) { - ret[i] = i; + for (var key in this.cache) { + var vnode = this$1.cache[key]; + callHook(vnode.child, 'deactivated'); + vnode.child.$destroy(); } - return ret; } +}; - /** - * Get the track by key for an item. - * - * @param {Number} index - * @param {String} key - * @param {*} value - * @param {String} [trackByKey] - */ +var builtInComponents = { + KeepAlive: KeepAlive +}; - function getTrackByKey(index, key, value, trackByKey) { - return trackByKey ? trackByKey === '$index' ? index : trackByKey.charAt(0).match(/\w/) ? getPath(value, trackByKey) : value[trackByKey] : key || value; - } +/* */ - if ('development' !== 'production') { - vFor.warnDuplicate = function (value) { - warn('Duplicate value found in v-for="' + this.descriptor.raw + '": ' + JSON.stringify(value) + '. Use track-by="$index" if ' + 'you are expecting duplicate values.', this.vm); +function initGlobalAPI (Vue) { + // config + var configDef = {}; + configDef.get = function () { return config; }; + { + configDef.set = function () { + warn( + 'Do not replace the Vue.config object, set individual fields instead.' + ); }; } + Object.defineProperty(Vue, 'config', configDef); + Vue.util = util; + Vue.set = set; + Vue.delete = del; + Vue.nextTick = nextTick; - var vIf = { + Vue.options = Object.create(null); + config._assetTypes.forEach(function (type) { + Vue.options[type + 's'] = Object.create(null); + }); - priority: IF, - terminal: true, + extend(Vue.options.components, builtInComponents); - bind: function bind() { - var el = this.el; - if (!el.__vue__) { - // check else block - var next = el.nextElementSibling; - if (next && getAttr(next, 'v-else') !== null) { - remove(next); - this.elseEl = next; - } - // check main block - this.anchor = createAnchor('v-if'); - replace(el, this.anchor); - } else { - 'development' !== 'production' && warn('v-if="' + this.expression + '" cannot be ' + 'used on an instance root element.', this.vm); - this.invalid = true; - } - }, + initUse(Vue); + initMixin$1(Vue); + initExtend(Vue); + initAssetRegisters(Vue); +} - update: function update(value) { - if (this.invalid) return; - if (value) { - if (!this.frag) { - this.insert(); - } - } else { - this.remove(); - } - }, +initGlobalAPI(Vue$3); - insert: function insert() { - if (this.elseFrag) { - this.elseFrag.remove(); - this.elseFrag = null; - } - // lazy init factory - if (!this.factory) { - this.factory = new FragmentFactory(this.vm, this.el); - } - this.frag = this.factory.create(this._host, this._scope, this._frag); - this.frag.before(this.anchor); - }, +Object.defineProperty(Vue$3.prototype, '$isServer', { + get: function () { return config._isServer; } +}); - remove: function remove() { - if (this.frag) { - this.frag.remove(); - this.frag = null; - } - if (this.elseEl && !this.elseFrag) { - if (!this.elseFactory) { - this.elseFactory = new FragmentFactory(this.elseEl._context || this.vm, this.elseEl); - } - this.elseFrag = this.elseFactory.create(this._host, this._scope, this._frag); - this.elseFrag.before(this.anchor); - } - }, +Vue$3.version = '2.0.3'; - unbind: function unbind() { - if (this.frag) { - this.frag.destroy(); - } - if (this.elseFrag) { - this.elseFrag.destroy(); - } - } - }; +/* */ - var show = { +// attributes that should be using props for binding +var mustUseProp = makeMap('value,selected,checked,muted'); - bind: function bind() { - // check else block - var next = this.el.nextElementSibling; - if (next && getAttr(next, 'v-else') !== null) { - this.elseEl = next; - } - }, +var isEnumeratedAttr = makeMap('contenteditable,draggable,spellcheck'); - update: function update(value) { - this.apply(this.el, value); - if (this.elseEl) { - this.apply(this.elseEl, !value); - } - }, +var isBooleanAttr = makeMap( + 'allowfullscreen,async,autofocus,autoplay,checked,compact,controls,declare,' + + 'default,defaultchecked,defaultmuted,defaultselected,defer,disabled,' + + 'enabled,formnovalidate,hidden,indeterminate,inert,ismap,itemscope,loop,multiple,' + + 'muted,nohref,noresize,noshade,novalidate,nowrap,open,pauseonexit,readonly,' + + 'required,reversed,scoped,seamless,selected,sortable,translate,' + + 'truespeed,typemustmatch,visible' +); - apply: function apply(el, value) { - if (inDoc(el)) { - applyTransition(el, value ? 1 : -1, toggle, this.vm); - } else { - toggle(); - } - function toggle() { - el.style.display = value ? '' : 'none'; - } - } - }; +var isAttr = makeMap( + 'accept,accept-charset,accesskey,action,align,alt,async,autocomplete,' + + 'autofocus,autoplay,autosave,bgcolor,border,buffered,challenge,charset,' + + 'checked,cite,class,code,codebase,color,cols,colspan,content,http-equiv,' + + 'name,contenteditable,contextmenu,controls,coords,data,datetime,default,' + + 'defer,dir,dirname,disabled,download,draggable,dropzone,enctype,method,for,' + + 'form,formaction,headers,<th>,height,hidden,high,href,hreflang,http-equiv,' + + 'icon,id,ismap,itemprop,keytype,kind,label,lang,language,list,loop,low,' + + 'manifest,max,maxlength,media,method,GET,POST,min,multiple,email,file,' + + 'muted,name,novalidate,open,optimum,pattern,ping,placeholder,poster,' + + 'preload,radiogroup,readonly,rel,required,reversed,rows,rowspan,sandbox,' + + 'scope,scoped,seamless,selected,shape,size,type,text,password,sizes,span,' + + 'spellcheck,src,srcdoc,srclang,srcset,start,step,style,summary,tabindex,' + + 'target,title,type,usemap,value,width,wrap' +); - var text$2 = { - - bind: function bind() { - var self = this; - var el = this.el; - var isRange = el.type === 'range'; - var lazy = this.params.lazy; - var number = this.params.number; - var debounce = this.params.debounce; - - // handle composition events. - // http://blog.evanyou.me/2014/01/03/composition-event/ - // skip this for Android because it handles composition - // events quite differently. Android doesn't trigger - // composition events for language input methods e.g. - // Chinese, but instead triggers them for spelling - // suggestions... (see Discussion/#162) - var composing = false; - if (!isAndroid && !isRange) { - this.on('compositionstart', function () { - composing = true; - }); - this.on('compositionend', function () { - composing = false; - // in IE11 the "compositionend" event fires AFTER - // the "input" event, so the input handler is blocked - // at the end... have to call it here. - // - // #1327: in lazy mode this is unecessary. - if (!lazy) { - self.listener(); - } - }); - } - // prevent messing with the input when user is typing, - // and force update on blur. - this.focused = false; - if (!isRange && !lazy) { - this.on('focus', function () { - self.focused = true; - }); - this.on('blur', function () { - self.focused = false; - // do not sync value after fragment removal (#2017) - if (!self._frag || self._frag.inserted) { - self.rawListener(); - } - }); - } - // Now attach the main listener - this.listener = this.rawListener = function () { - if (composing || !self._bound) { - return; - } - var val = number || isRange ? toNumber(el.value) : el.value; - self.set(val); - // force update on next tick to avoid lock & same value - // also only update when user is not typing - nextTick(function () { - if (self._bound && !self.focused) { - self.update(self._watcher.value); - } - }); - }; +var xlinkNS = 'http://www.w3.org/1999/xlink'; - // apply debounce - if (debounce) { - this.listener = _debounce(this.listener, debounce); - } - - // Support jQuery events, since jQuery.trigger() doesn't - // trigger native events in some cases and some plugins - // rely on $.trigger() - // - // We want to make sure if a listener is attached using - // jQuery, it is also removed with jQuery, that's why - // we do the check for each directive instance and - // store that check result on itself. This also allows - // easier test coverage control by unsetting the global - // jQuery variable in tests. - this.hasjQuery = typeof jQuery === 'function'; - if (this.hasjQuery) { - var method = jQuery.fn.on ? 'on' : 'bind'; - jQuery(el)[method]('change', this.rawListener); - if (!lazy) { - jQuery(el)[method]('input', this.listener); - } - } else { - this.on('change', this.rawListener); - if (!lazy) { - this.on('input', this.listener); - } - } +var isXlink = function (name) { + return name.charAt(5) === ':' && name.slice(0, 5) === 'xlink' +}; - // IE9 doesn't fire input event on backspace/del/cut - if (!lazy && isIE9) { - this.on('cut', function () { - nextTick(self.listener); - }); - this.on('keyup', function (e) { - if (e.keyCode === 46 || e.keyCode === 8) { - self.listener(); - } - }); - } +var getXlinkProp = function (name) { + return isXlink(name) ? name.slice(6, name.length) : '' +}; - // set initial value if present - if (el.hasAttribute('value') || el.tagName === 'TEXTAREA' && el.value.trim()) { - this.afterBind = this.listener; - } - }, +var isFalsyAttrValue = function (val) { + return val == null || val === false +}; - update: function update(value) { - // #3029 only update when the value changes. This prevent - // browsers from overwriting values like selectionStart - value = _toString(value); - if (value !== this.el.value) this.el.value = value; - }, +/* */ - unbind: function unbind() { - var el = this.el; - if (this.hasjQuery) { - var method = jQuery.fn.off ? 'off' : 'unbind'; - jQuery(el)[method]('change', this.listener); - jQuery(el)[method]('input', this.listener); - } +function genClassForVnode (vnode) { + var data = vnode.data; + var parentNode = vnode; + var childNode = vnode; + while (childNode.child) { + childNode = childNode.child._vnode; + if (childNode.data) { + data = mergeClassData(childNode.data, data); } - }; - - var radio = { - - bind: function bind() { - var self = this; - var el = this.el; - - this.getValue = function () { - // value overwrite via v-bind:value - if (el.hasOwnProperty('_value')) { - return el._value; - } - var val = el.value; - if (self.params.number) { - val = toNumber(val); - } - return val; - }; - - this.listener = function () { - self.set(self.getValue()); - }; - this.on('change', this.listener); - - if (el.hasAttribute('checked')) { - this.afterBind = this.listener; - } - }, - - update: function update(value) { - this.el.checked = looseEqual(value, this.getValue()); + } + while ((parentNode = parentNode.parent)) { + if (parentNode.data) { + data = mergeClassData(data, parentNode.data); } - }; + } + return genClassFromData(data) +} - var select = { +function mergeClassData (child, parent) { + return { + staticClass: concat(child.staticClass, parent.staticClass), + class: child.class + ? [child.class, parent.class] + : parent.class + } +} - bind: function bind() { - var _this = this; +function genClassFromData (data) { + var dynamicClass = data.class; + var staticClass = data.staticClass; + if (staticClass || dynamicClass) { + return concat(staticClass, stringifyClass(dynamicClass)) + } + /* istanbul ignore next */ + return '' +} - var self = this; - var el = this.el; +function concat (a, b) { + return a ? b ? (a + ' ' + b) : a : (b || '') +} - // method to force update DOM using latest value. - this.forceUpdate = function () { - if (self._watcher) { - self.update(self._watcher.get()); +function stringifyClass (value) { + var res = ''; + if (!value) { + return res + } + if (typeof value === 'string') { + return value + } + if (Array.isArray(value)) { + var stringified; + for (var i = 0, l = value.length; i < l; i++) { + if (value[i]) { + if ((stringified = stringifyClass(value[i]))) { + res += stringified + ' '; } - }; - - // check if this is a multiple select - var multiple = this.multiple = el.hasAttribute('multiple'); - - // attach listener - this.listener = function () { - var value = getValue(el, multiple); - value = self.params.number ? isArray(value) ? value.map(toNumber) : toNumber(value) : value; - self.set(value); - }; - this.on('change', this.listener); - - // if has initial value, set afterBind - var initValue = getValue(el, multiple, true); - if (multiple && initValue.length || !multiple && initValue !== null) { - this.afterBind = this.listener; - } - - // All major browsers except Firefox resets - // selectedIndex with value -1 to 0 when the element - // is appended to a new parent, therefore we have to - // force a DOM update whenever that happens... - this.vm.$on('hook:attached', function () { - nextTick(_this.forceUpdate); - }); - if (!inDoc(el)) { - nextTick(this.forceUpdate); - } - }, - - update: function update(value) { - var el = this.el; - el.selectedIndex = -1; - var multi = this.multiple && isArray(value); - var options = el.options; - var i = options.length; - var op, val; - while (i--) { - op = options[i]; - val = op.hasOwnProperty('_value') ? op._value : op.value; - /* eslint-disable eqeqeq */ - op.selected = multi ? indexOf$1(value, val) > -1 : looseEqual(value, val); - /* eslint-enable eqeqeq */ } - }, - - unbind: function unbind() { - /* istanbul ignore next */ - this.vm.$off('hook:attached', this.forceUpdate); } - }; - - /** - * Get select value - * - * @param {SelectElement} el - * @param {Boolean} multi - * @param {Boolean} init - * @return {Array|*} - */ - - function getValue(el, multi, init) { - var res = multi ? [] : null; - var op, val, selected; - for (var i = 0, l = el.options.length; i < l; i++) { - op = el.options[i]; - selected = init ? op.hasAttribute('selected') : op.selected; - if (selected) { - val = op.hasOwnProperty('_value') ? op._value : op.value; - if (multi) { - res.push(val); - } else { - return val; - } - } + return res.slice(0, -1) + } + if (isObject(value)) { + for (var key in value) { + if (value[key]) { res += key + ' '; } } - return res; + return res.slice(0, -1) + } + /* istanbul ignore next */ + return res +} + +/* */ + +var namespaceMap = { + svg: 'http://www.w3.org/2000/svg', + math: 'http://www.w3.org/1998/Math/MathML' +}; + +var isHTMLTag = makeMap( + 'html,body,base,head,link,meta,style,title,' + + 'address,article,aside,footer,header,h1,h2,h3,h4,h5,h6,hgroup,nav,section,' + + 'div,dd,dl,dt,figcaption,figure,hr,img,li,main,ol,p,pre,ul,' + + 'a,b,abbr,bdi,bdo,br,cite,code,data,dfn,em,i,kbd,mark,q,rp,rt,rtc,ruby,' + + 's,samp,small,span,strong,sub,sup,time,u,var,wbr,area,audio,map,track,video,' + + 'embed,object,param,source,canvas,script,noscript,del,ins,' + + 'caption,col,colgroup,table,thead,tbody,td,th,tr,' + + 'button,datalist,fieldset,form,input,label,legend,meter,optgroup,option,' + + 'output,progress,select,textarea,' + + 'details,dialog,menu,menuitem,summary,' + + 'content,element,shadow,template' +); + +var isUnaryTag = makeMap( + 'area,base,br,col,embed,frame,hr,img,input,isindex,keygen,' + + 'link,meta,param,source,track,wbr', + true +); + +// Elements that you can, intentionally, leave open +// (and which close themselves) +var canBeLeftOpenTag = makeMap( + 'colgroup,dd,dt,li,options,p,td,tfoot,th,thead,tr,source', + true +); + +// HTML5 tags https://html.spec.whatwg.org/multipage/indices.html#elements-3 +// Phrasing Content https://html.spec.whatwg.org/multipage/dom.html#phrasing-content +var isNonPhrasingTag = makeMap( + 'address,article,aside,base,blockquote,body,caption,col,colgroup,dd,' + + 'details,dialog,div,dl,dt,fieldset,figcaption,figure,footer,form,' + + 'h1,h2,h3,h4,h5,h6,head,header,hgroup,hr,html,legend,li,menuitem,meta,' + + 'optgroup,option,param,rp,rt,source,style,summary,tbody,td,tfoot,th,thead,' + + 'title,tr,track', + true +); + +// this map is intentionally selective, only covering SVG elements that may +// contain child elements. +var isSVG = makeMap( + 'svg,animate,circle,clippath,cursor,defs,desc,ellipse,filter,font,' + + 'font-face,g,glyph,image,line,marker,mask,missing-glyph,path,pattern,' + + 'polygon,polyline,rect,switch,symbol,text,textpath,tspan,use,view', + true +); + +var isPreTag = function (tag) { return tag === 'pre'; }; + +var isReservedTag = function (tag) { + return isHTMLTag(tag) || isSVG(tag) +}; + +function getTagNamespace (tag) { + if (isSVG(tag)) { + return 'svg' + } + // basic support for MathML + // note it doesn't support other MathML elements being component roots + if (tag === 'math') { + return 'math' + } +} + +var unknownElementCache = Object.create(null); +function isUnknownElement (tag) { + /* istanbul ignore if */ + if (!inBrowser) { + return true + } + if (isReservedTag(tag)) { + return false + } + tag = tag.toLowerCase(); + /* istanbul ignore if */ + if (unknownElementCache[tag] != null) { + return unknownElementCache[tag] + } + var el = document.createElement(tag); + if (tag.indexOf('-') > -1) { + // http://stackoverflow.com/a/28210364/1070244 + return (unknownElementCache[tag] = ( + el.constructor === window.HTMLUnknownElement || + el.constructor === window.HTMLElement + )) + } else { + return (unknownElementCache[tag] = /HTMLUnknownElement/.test(el.toString())) } +} - /** - * Native Array.indexOf uses strict equal, but in this - * case we need to match string/numbers with custom equal. - * - * @param {Array} arr - * @param {*} val - */ +/* */ - function indexOf$1(arr, val) { - var i = arr.length; - while (i--) { - if (looseEqual(arr[i], val)) { - return i; +/** + * Query an element selector if it's not an element already. + */ +function query (el) { + if (typeof el === 'string') { + var selector = el; + el = document.querySelector(el); + if (!el) { + "development" !== 'production' && warn( + 'Cannot find element: ' + selector + ); + return document.createElement('div') + } + } + return el +} + +/* */ + +function createElement$1 (tagName, vnode) { + var elm = document.createElement(tagName); + if (tagName !== 'select') { + return elm + } + if (vnode.data && vnode.data.attrs && 'multiple' in vnode.data.attrs) { + elm.setAttribute('multiple', 'multiple'); + } + return elm +} + +function createElementNS (namespace, tagName) { + return document.createElementNS(namespaceMap[namespace], tagName) +} + +function createTextNode (text) { + return document.createTextNode(text) +} + +function createComment (text) { + return document.createComment(text) +} + +function insertBefore (parentNode, newNode, referenceNode) { + parentNode.insertBefore(newNode, referenceNode); +} + +function removeChild (node, child) { + node.removeChild(child); +} + +function appendChild (node, child) { + node.appendChild(child); +} + +function parentNode (node) { + return node.parentNode +} + +function nextSibling (node) { + return node.nextSibling +} + +function tagName (node) { + return node.tagName +} + +function setTextContent (node, text) { + node.textContent = text; +} + +function childNodes (node) { + return node.childNodes +} + +function setAttribute (node, key, val) { + node.setAttribute(key, val); +} + + +var nodeOps = Object.freeze({ + createElement: createElement$1, + createElementNS: createElementNS, + createTextNode: createTextNode, + createComment: createComment, + insertBefore: insertBefore, + removeChild: removeChild, + appendChild: appendChild, + parentNode: parentNode, + nextSibling: nextSibling, + tagName: tagName, + setTextContent: setTextContent, + childNodes: childNodes, + setAttribute: setAttribute +}); + +/* */ + +var ref = { + create: function create (_, vnode) { + registerRef(vnode); + }, + update: function update (oldVnode, vnode) { + if (oldVnode.data.ref !== vnode.data.ref) { + registerRef(oldVnode, true); + registerRef(vnode); + } + }, + destroy: function destroy (vnode) { + registerRef(vnode, true); + } +}; + +function registerRef (vnode, isRemoval) { + var key = vnode.data.ref; + if (!key) { return } + + var vm = vnode.context; + var ref = vnode.child || vnode.elm; + var refs = vm.$refs; + if (isRemoval) { + if (Array.isArray(refs[key])) { + remove$1(refs[key], ref); + } else if (refs[key] === ref) { + refs[key] = undefined; + } + } else { + if (vnode.data.refInFor) { + if (Array.isArray(refs[key])) { + refs[key].push(ref); + } else { + refs[key] = [ref]; } + } else { + refs[key] = ref; } - return -1; } +} - var checkbox = { +/** + * Virtual DOM patching algorithm based on Snabbdom by + * Simon Friis Vindum (@paldepind) + * Licensed under the MIT License + * https://github.com/paldepind/snabbdom/blob/master/LICENSE + * + * modified by Evan You (@yyx990803) + * - bind: function bind() { - var self = this; - var el = this.el; +/* + * Not type-checking this because this file is perf-critical and the cost + * of making flow understand it is not worth it. + */ - this.getValue = function () { - return el.hasOwnProperty('_value') ? el._value : self.params.number ? toNumber(el.value) : el.value; - }; +var emptyNode = new VNode('', {}, []); - function getBooleanValue() { - var val = el.checked; - if (val && el.hasOwnProperty('_trueValue')) { - return el._trueValue; - } - if (!val && el.hasOwnProperty('_falseValue')) { - return el._falseValue; - } - return val; - } +var hooks$1 = ['create', 'update', 'remove', 'destroy']; - this.listener = function () { - var model = self._watcher.value; - if (isArray(model)) { - var val = self.getValue(); - if (el.checked) { - if (indexOf(model, val) < 0) { - model.push(val); - } - } else { - model.$remove(val); - } - } else { - self.set(getBooleanValue()); - } - }; +function isUndef (s) { + return s == null +} - this.on('change', this.listener); - if (el.hasAttribute('checked')) { - this.afterBind = this.listener; - } - }, +function isDef (s) { + return s != null +} - update: function update(value) { - var el = this.el; - if (isArray(value)) { - el.checked = indexOf(value, this.getValue()) > -1; - } else { - if (el.hasOwnProperty('_trueValue')) { - el.checked = looseEqual(value, el._trueValue); - } else { - el.checked = !!value; - } - } - } - }; +function sameVnode (vnode1, vnode2) { + return ( + vnode1.key === vnode2.key && + vnode1.tag === vnode2.tag && + vnode1.isComment === vnode2.isComment && + !vnode1.data === !vnode2.data + ) +} - var handlers = { - text: text$2, - radio: radio, - select: select, - checkbox: checkbox - }; +function createKeyToOldIdx (children, beginIdx, endIdx) { + var i, key; + var map = {}; + for (i = beginIdx; i <= endIdx; ++i) { + key = children[i].key; + if (isDef(key)) { map[key] = i; } + } + return map +} - var model = { - - priority: MODEL, - twoWay: true, - handlers: handlers, - params: ['lazy', 'number', 'debounce'], - - /** - * Possible elements: - * <select> - * <textarea> - * <input type="*"> - * - text - * - checkbox - * - radio - * - number - */ - - bind: function bind() { - // friendly warning... - this.checkFilters(); - if (this.hasRead && !this.hasWrite) { - 'development' !== 'production' && warn('It seems you are using a read-only filter with ' + 'v-model="' + this.descriptor.raw + '". ' + 'You might want to use a two-way filter to ensure correct behavior.', this.vm); - } - var el = this.el; - var tag = el.tagName; - var handler; - if (tag === 'INPUT') { - handler = handlers[el.type] || handlers.text; - } else if (tag === 'SELECT') { - handler = handlers.select; - } else if (tag === 'TEXTAREA') { - handler = handlers.text; - } else { - 'development' !== 'production' && warn('v-model does not support element type: ' + tag, this.vm); - return; - } - el.__v_model = this; - handler.bind.call(this); - this.update = handler.update; - this._unbind = handler.unbind; - }, +function createPatchFunction (backend) { + var i, j; + var cbs = {}; - /** - * Check read/write filter stats. - */ - - checkFilters: function checkFilters() { - var filters = this.filters; - if (!filters) return; - var i = filters.length; - while (i--) { - var filter = resolveAsset(this.vm.$options, 'filters', filters[i].name); - if (typeof filter === 'function' || filter.read) { - this.hasRead = true; - } - if (filter.write) { - this.hasWrite = true; - } - } - }, + var modules = backend.modules; + var nodeOps = backend.nodeOps; - unbind: function unbind() { - this.el.__v_model = null; - this._unbind && this._unbind(); + for (i = 0; i < hooks$1.length; ++i) { + cbs[hooks$1[i]] = []; + for (j = 0; j < modules.length; ++j) { + if (modules[j][hooks$1[i]] !== undefined) { cbs[hooks$1[i]].push(modules[j][hooks$1[i]]); } } - }; + } - // keyCode aliases - var keyCodes = { - esc: 27, - tab: 9, - enter: 13, - space: 32, - 'delete': [8, 46], - up: 38, - left: 37, - right: 39, - down: 40 - }; + function emptyNodeAt (elm) { + return new VNode(nodeOps.tagName(elm).toLowerCase(), {}, [], undefined, elm) + } - function keyFilter(handler, keys) { - var codes = keys.map(function (key) { - var charCode = key.charCodeAt(0); - if (charCode > 47 && charCode < 58) { - return parseInt(key, 10); + function createRmCb (childElm, listeners) { + function remove$$1 () { + if (--remove$$1.listeners === 0) { + removeElement(childElm); } - if (key.length === 1) { - charCode = key.toUpperCase().charCodeAt(0); - if (charCode > 64 && charCode < 91) { - return charCode; - } - } - return keyCodes[key]; - }); - codes = [].concat.apply([], codes); - return function keyHandler(e) { - if (codes.indexOf(e.keyCode) > -1) { - return handler.call(this, e); - } - }; + } + remove$$1.listeners = listeners; + return remove$$1 } - function stopFilter(handler) { - return function stopHandler(e) { - e.stopPropagation(); - return handler.call(this, e); - }; + function removeElement (el) { + var parent = nodeOps.parentNode(el); + nodeOps.removeChild(parent, el); } - function preventFilter(handler) { - return function preventHandler(e) { - e.preventDefault(); - return handler.call(this, e); - }; + function createElm (vnode, insertedVnodeQueue, nested) { + var i; + var data = vnode.data; + vnode.isRootInsert = !nested; + if (isDef(data)) { + if (isDef(i = data.hook) && isDef(i = i.init)) { i(vnode); } + // after calling the init hook, if the vnode is a child component + // it should've created a child instance and mounted it. the child + // component also has set the placeholder vnode's elm. + // in that case we can just return the element and be done. + if (isDef(i = vnode.child)) { + initComponent(vnode, insertedVnodeQueue); + return vnode.elm + } + } + var children = vnode.children; + var tag = vnode.tag; + if (isDef(tag)) { + { + if ( + !vnode.ns && + !(config.ignoredElements && config.ignoredElements.indexOf(tag) > -1) && + config.isUnknownElement(tag) + ) { + warn( + 'Unknown custom element: <' + tag + '> - did you ' + + 'register the component correctly? For recursive components, ' + + 'make sure to provide the "name" option.', + vnode.context + ); + } + } + vnode.elm = vnode.ns + ? nodeOps.createElementNS(vnode.ns, tag) + : nodeOps.createElement(tag, vnode); + setScope(vnode); + createChildren(vnode, children, insertedVnodeQueue); + if (isDef(data)) { + invokeCreateHooks(vnode, insertedVnodeQueue); + } + } else if (vnode.isComment) { + vnode.elm = nodeOps.createComment(vnode.text); + } else { + vnode.elm = nodeOps.createTextNode(vnode.text); + } + return vnode.elm } - function selfFilter(handler) { - return function selfHandler(e) { - if (e.target === e.currentTarget) { - return handler.call(this, e); + function createChildren (vnode, children, insertedVnodeQueue) { + if (Array.isArray(children)) { + for (var i = 0; i < children.length; ++i) { + nodeOps.appendChild(vnode.elm, createElm(children[i], insertedVnodeQueue, true)); } - }; + } else if (isPrimitive(vnode.text)) { + nodeOps.appendChild(vnode.elm, nodeOps.createTextNode(vnode.text)); + } } - var on$1 = { - - priority: ON, - acceptStatement: true, - keyCodes: keyCodes, - - bind: function bind() { - // deal with iframes - if (this.el.tagName === 'IFRAME' && this.arg !== 'load') { - var self = this; - this.iframeBind = function () { - on(self.el.contentWindow, self.arg, self.handler, self.modifiers.capture); - }; - this.on('load', this.iframeBind); - } - }, - - update: function update(handler) { - // stub a noop for v-on with no value, - // e.g. @mousedown.prevent - if (!this.descriptor.raw) { - handler = function () {}; - } - - if (typeof handler !== 'function') { - 'development' !== 'production' && warn('v-on:' + this.arg + '="' + this.expression + '" expects a function value, ' + 'got ' + handler, this.vm); - return; - } - - // apply modifiers - if (this.modifiers.stop) { - handler = stopFilter(handler); - } - if (this.modifiers.prevent) { - handler = preventFilter(handler); - } - if (this.modifiers.self) { - handler = selfFilter(handler); - } - // key filter - var keys = Object.keys(this.modifiers).filter(function (key) { - return key !== 'stop' && key !== 'prevent' && key !== 'self' && key !== 'capture'; - }); - if (keys.length) { - handler = keyFilter(handler, keys); - } - - this.reset(); - this.handler = handler; - - if (this.iframeBind) { - this.iframeBind(); - } else { - on(this.el, this.arg, this.handler, this.modifiers.capture); - } - }, - - reset: function reset() { - var el = this.iframeBind ? this.el.contentWindow : this.el; - if (this.handler) { - off(el, this.arg, this.handler); - } - }, - - unbind: function unbind() { - this.reset(); + function isPatchable (vnode) { + while (vnode.child) { + vnode = vnode.child._vnode; } - }; - - var prefixes = ['-webkit-', '-moz-', '-ms-']; - var camelPrefixes = ['Webkit', 'Moz', 'ms']; - var importantRE = /!important;?$/; - var propCache = Object.create(null); - - var testEl = null; - - var style = { - - deep: true, - - update: function update(value) { - if (typeof value === 'string') { - this.el.style.cssText = value; - } else if (isArray(value)) { - this.handleObject(value.reduce(extend, {})); - } else { - this.handleObject(value || {}); - } - }, - - handleObject: function handleObject(value) { - // cache object styles so that only changed props - // are actually updated. - var cache = this.cache || (this.cache = {}); - var name, val; - for (name in cache) { - if (!(name in value)) { - this.handleSingle(name, null); - delete cache[name]; - } - } - for (name in value) { - val = value[name]; - if (val !== cache[name]) { - cache[name] = val; - this.handleSingle(name, val); - } - } - }, + return isDef(vnode.tag) + } - handleSingle: function handleSingle(prop, value) { - prop = normalize(prop); - if (!prop) return; // unsupported prop - // cast possible numbers/booleans into strings - if (value != null) value += ''; - if (value) { - var isImportant = importantRE.test(value) ? 'important' : ''; - if (isImportant) { - /* istanbul ignore if */ - if ('development' !== 'production') { - warn('It\'s probably a bad idea to use !important with inline rules. ' + 'This feature will be deprecated in a future version of Vue.'); - } - value = value.replace(importantRE, '').trim(); - this.el.style.setProperty(prop.kebab, value, isImportant); - } else { - this.el.style[prop.camel] = value; - } - } else { - this.el.style[prop.camel] = ''; - } + function invokeCreateHooks (vnode, insertedVnodeQueue) { + for (var i$1 = 0; i$1 < cbs.create.length; ++i$1) { + cbs.create[i$1](emptyNode, vnode); } - - }; - - /** - * Normalize a CSS property name. - * - cache result - * - auto prefix - * - camelCase -> dash-case - * - * @param {String} prop - * @return {String} - */ - - function normalize(prop) { - if (propCache[prop]) { - return propCache[prop]; + i = vnode.data.hook; // Reuse variable + if (isDef(i)) { + if (i.create) { i.create(emptyNode, vnode); } + if (i.insert) { insertedVnodeQueue.push(vnode); } } - var res = prefix(prop); - propCache[prop] = propCache[res] = res; - return res; } - /** - * Auto detect the appropriate prefix for a CSS property. - * https://gist.github.com/paulirish/523692 - * - * @param {String} prop - * @return {String} - */ - - function prefix(prop) { - prop = hyphenate(prop); - var camel = camelize(prop); - var upper = camel.charAt(0).toUpperCase() + camel.slice(1); - if (!testEl) { - testEl = document.createElement('div'); - } - var i = prefixes.length; - var prefixed; - if (camel !== 'filter' && camel in testEl.style) { - return { - kebab: prop, - camel: camel - }; + function initComponent (vnode, insertedVnodeQueue) { + if (vnode.data.pendingInsert) { + insertedVnodeQueue.push.apply(insertedVnodeQueue, vnode.data.pendingInsert); } - while (i--) { - prefixed = camelPrefixes[i] + upper; - if (prefixed in testEl.style) { - return { - kebab: prefixes[i] + prop, - camel: prefixed - }; - } - } - } - - // xlink - var xlinkNS = 'http://www.w3.org/1999/xlink'; - var xlinkRE = /^xlink:/; - - // check for attributes that prohibit interpolations - var disallowedInterpAttrRE = /^v-|^:|^@|^(?:is|transition|transition-mode|debounce|track-by|stagger|enter-stagger|leave-stagger)$/; - // these attributes should also set their corresponding properties - // because they only affect the initial state of the element - var attrWithPropsRE = /^(?:value|checked|selected|muted)$/; - // these attributes expect enumrated values of "true" or "false" - // but are not boolean attributes - var enumeratedAttrRE = /^(?:draggable|contenteditable|spellcheck)$/; - - // these attributes should set a hidden property for - // binding v-model to object values - var modelProps = { - value: '_value', - 'true-value': '_trueValue', - 'false-value': '_falseValue' - }; + vnode.elm = vnode.child.$el; + if (isPatchable(vnode)) { + invokeCreateHooks(vnode, insertedVnodeQueue); + setScope(vnode); + } else { + // empty component root. + // skip all element-related modules except for ref (#3455) + registerRef(vnode); + // make sure to invoke the insert hook + insertedVnodeQueue.push(vnode); + } + } - var bind$1 = { + // set scope id attribute for scoped CSS. + // this is implemented as a special case to avoid the overhead + // of going through the normal attribute patching process. + function setScope (vnode) { + var i; + if (isDef(i = vnode.context) && isDef(i = i.$options._scopeId)) { + nodeOps.setAttribute(vnode.elm, i, ''); + } + if (isDef(i = activeInstance) && + i !== vnode.context && + isDef(i = i.$options._scopeId)) { + nodeOps.setAttribute(vnode.elm, i, ''); + } + } - priority: BIND, + function addVnodes (parentElm, before, vnodes, startIdx, endIdx, insertedVnodeQueue) { + for (; startIdx <= endIdx; ++startIdx) { + nodeOps.insertBefore(parentElm, createElm(vnodes[startIdx], insertedVnodeQueue), before); + } + } - bind: function bind() { - var attr = this.arg; - var tag = this.el.tagName; - // should be deep watch on object mode - if (!attr) { - this.deep = true; + function invokeDestroyHook (vnode) { + var i, j; + var data = vnode.data; + if (isDef(data)) { + if (isDef(i = data.hook) && isDef(i = i.destroy)) { i(vnode); } + for (i = 0; i < cbs.destroy.length; ++i) { cbs.destroy[i](vnode); } + } + if (isDef(i = vnode.children)) { + for (j = 0; j < vnode.children.length; ++j) { + invokeDestroyHook(vnode.children[j]); } - // handle interpolation bindings - var descriptor = this.descriptor; - var tokens = descriptor.interp; - if (tokens) { - // handle interpolations with one-time tokens - if (descriptor.hasOneTime) { - this.expression = tokensToExp(tokens, this._scope || this.vm); - } - - // only allow binding on native attributes - if (disallowedInterpAttrRE.test(attr) || attr === 'name' && (tag === 'PARTIAL' || tag === 'SLOT')) { - 'development' !== 'production' && warn(attr + '="' + descriptor.raw + '": ' + 'attribute interpolation is not allowed in Vue.js ' + 'directives and special attributes.', this.vm); - this.el.removeAttribute(attr); - this.invalid = true; - } - - /* istanbul ignore if */ - if ('development' !== 'production') { - var raw = attr + '="' + descriptor.raw + '": '; - // warn src - if (attr === 'src') { - warn(raw + 'interpolation in "src" attribute will cause ' + 'a 404 request. Use v-bind:src instead.', this.vm); - } + } + } - // warn style - if (attr === 'style') { - warn(raw + 'interpolation in "style" attribute will cause ' + 'the attribute to be discarded in Internet Explorer. ' + 'Use v-bind:style instead.', this.vm); - } + function removeVnodes (parentElm, vnodes, startIdx, endIdx) { + for (; startIdx <= endIdx; ++startIdx) { + var ch = vnodes[startIdx]; + if (isDef(ch)) { + if (isDef(ch.tag)) { + removeAndInvokeRemoveHook(ch); + invokeDestroyHook(ch); + } else { // Text node + nodeOps.removeChild(parentElm, ch.elm); } } - }, + } + } - update: function update(value) { - if (this.invalid) { - return; - } - var attr = this.arg; - if (this.arg) { - this.handleSingle(attr, value); + function removeAndInvokeRemoveHook (vnode, rm) { + if (rm || isDef(vnode.data)) { + var listeners = cbs.remove.length + 1; + if (!rm) { + // directly removing + rm = createRmCb(vnode.elm, listeners); } else { - this.handleObject(value || {}); + // we have a recursively passed down rm callback + // increase the listeners count + rm.listeners += listeners; } - }, - - // share object handler with v-bind:class - handleObject: style.handleObject, - - handleSingle: function handleSingle(attr, value) { - var el = this.el; - var interp = this.descriptor.interp; - if (this.modifiers.camel) { - attr = camelize(attr); + // recursively invoke hooks on child component root node + if (isDef(i = vnode.child) && isDef(i = i._vnode) && isDef(i.data)) { + removeAndInvokeRemoveHook(i, rm); } - if (!interp && attrWithPropsRE.test(attr) && attr in el) { - var attrValue = attr === 'value' ? value == null // IE9 will set input.value to "null" for null... - ? '' : value : value; - - if (el[attr] !== attrValue) { - el[attr] = attrValue; - } + for (i = 0; i < cbs.remove.length; ++i) { + cbs.remove[i](vnode, rm); } - // set model props - var modelProp = modelProps[attr]; - if (!interp && modelProp) { - el[modelProp] = value; - // update v-model if present - var model = el.__v_model; - if (model) { - model.listener(); - } + if (isDef(i = vnode.data.hook) && isDef(i = i.remove)) { + i(vnode, rm); + } else { + rm(); } - // do not set value attribute for textarea - if (attr === 'value' && el.tagName === 'TEXTAREA') { - el.removeAttribute(attr); - return; - } - // update attribute - if (enumeratedAttrRE.test(attr)) { - el.setAttribute(attr, value ? 'true' : 'false'); - } else if (value != null && value !== false) { - if (attr === 'class') { - // handle edge case #1960: - // class interpolation should not overwrite Vue transition class - if (el.__v_trans) { - value += ' ' + el.__v_trans.id + '-transition'; - } - setClass(el, value); - } else if (xlinkRE.test(attr)) { - el.setAttributeNS(xlinkNS, attr, value === true ? '' : value); + } else { + removeElement(vnode.elm); + } + } + + function updateChildren (parentElm, oldCh, newCh, insertedVnodeQueue, removeOnly) { + var oldStartIdx = 0; + var newStartIdx = 0; + var oldEndIdx = oldCh.length - 1; + var oldStartVnode = oldCh[0]; + var oldEndVnode = oldCh[oldEndIdx]; + var newEndIdx = newCh.length - 1; + var newStartVnode = newCh[0]; + var newEndVnode = newCh[newEndIdx]; + var oldKeyToIdx, idxInOld, elmToMove, before; + + // removeOnly is a special flag used only by <transition-group> + // to ensure removed elements stay in correct relative positions + // during leaving transitions + var canMove = !removeOnly; + + while (oldStartIdx <= oldEndIdx && newStartIdx <= newEndIdx) { + if (isUndef(oldStartVnode)) { + oldStartVnode = oldCh[++oldStartIdx]; // Vnode has been moved left + } else if (isUndef(oldEndVnode)) { + oldEndVnode = oldCh[--oldEndIdx]; + } else if (sameVnode(oldStartVnode, newStartVnode)) { + patchVnode(oldStartVnode, newStartVnode, insertedVnodeQueue); + oldStartVnode = oldCh[++oldStartIdx]; + newStartVnode = newCh[++newStartIdx]; + } else if (sameVnode(oldEndVnode, newEndVnode)) { + patchVnode(oldEndVnode, newEndVnode, insertedVnodeQueue); + oldEndVnode = oldCh[--oldEndIdx]; + newEndVnode = newCh[--newEndIdx]; + } else if (sameVnode(oldStartVnode, newEndVnode)) { // Vnode moved right + patchVnode(oldStartVnode, newEndVnode, insertedVnodeQueue); + canMove && nodeOps.insertBefore(parentElm, oldStartVnode.elm, nodeOps.nextSibling(oldEndVnode.elm)); + oldStartVnode = oldCh[++oldStartIdx]; + newEndVnode = newCh[--newEndIdx]; + } else if (sameVnode(oldEndVnode, newStartVnode)) { // Vnode moved left + patchVnode(oldEndVnode, newStartVnode, insertedVnodeQueue); + canMove && nodeOps.insertBefore(parentElm, oldEndVnode.elm, oldStartVnode.elm); + oldEndVnode = oldCh[--oldEndIdx]; + newStartVnode = newCh[++newStartIdx]; + } else { + if (isUndef(oldKeyToIdx)) { oldKeyToIdx = createKeyToOldIdx(oldCh, oldStartIdx, oldEndIdx); } + idxInOld = isDef(newStartVnode.key) ? oldKeyToIdx[newStartVnode.key] : null; + if (isUndef(idxInOld)) { // New element + nodeOps.insertBefore(parentElm, createElm(newStartVnode, insertedVnodeQueue), oldStartVnode.elm); + newStartVnode = newCh[++newStartIdx]; } else { - el.setAttribute(attr, value === true ? '' : value); + elmToMove = oldCh[idxInOld]; + /* istanbul ignore if */ + if ("development" !== 'production' && !elmToMove) { + warn( + 'It seems there are duplicate keys that is causing an update error. ' + + 'Make sure each v-for item has a unique key.' + ); + } + if (elmToMove.tag !== newStartVnode.tag) { + // same key but different element. treat as new element + nodeOps.insertBefore(parentElm, createElm(newStartVnode, insertedVnodeQueue), oldStartVnode.elm); + newStartVnode = newCh[++newStartIdx]; + } else { + patchVnode(elmToMove, newStartVnode, insertedVnodeQueue); + oldCh[idxInOld] = undefined; + canMove && nodeOps.insertBefore(parentElm, newStartVnode.elm, oldStartVnode.elm); + newStartVnode = newCh[++newStartIdx]; + } } - } else { - el.removeAttribute(attr); } } - }; - - var el = { - - priority: EL, - - bind: function bind() { - /* istanbul ignore if */ - if (!this.arg) { - return; - } - var id = this.id = camelize(this.arg); - var refs = (this._scope || this.vm).$els; - if (hasOwn(refs, id)) { - refs[id] = this.el; - } else { - defineReactive(refs, id, this.el); - } - }, - - unbind: function unbind() { - var refs = (this._scope || this.vm).$els; - if (refs[this.id] === this.el) { - refs[this.id] = null; - } + if (oldStartIdx > oldEndIdx) { + before = isUndef(newCh[newEndIdx + 1]) ? null : newCh[newEndIdx + 1].elm; + addVnodes(parentElm, before, newCh, newStartIdx, newEndIdx, insertedVnodeQueue); + } else if (newStartIdx > newEndIdx) { + removeVnodes(parentElm, oldCh, oldStartIdx, oldEndIdx); } - }; + } - var ref = { - bind: function bind() { - 'development' !== 'production' && warn('v-ref:' + this.arg + ' must be used on a child ' + 'component. Found on <' + this.el.tagName.toLowerCase() + '>.', this.vm); + function patchVnode (oldVnode, vnode, insertedVnodeQueue, removeOnly) { + if (oldVnode === vnode) { + return } - }; - - var cloak = { - bind: function bind() { - var el = this.el; - this.vm.$once('pre-hook:compiled', function () { - el.removeAttribute('v-cloak'); - }); + // reuse element for static trees. + // note we only do this if the vnode is cloned - + // if the new node is not cloned it means the render functions have been + // reset by the hot-reload-api and we need to do a proper re-render. + if (vnode.isStatic && + oldVnode.isStatic && + vnode.key === oldVnode.key && + vnode.isCloned) { + vnode.elm = oldVnode.elm; + return } - }; - - // must export plain object - var directives = { - text: text$1, - html: html, - 'for': vFor, - 'if': vIf, - show: show, - model: model, - on: on$1, - bind: bind$1, - el: el, - ref: ref, - cloak: cloak - }; - - var vClass = { - - deep: true, - - update: function update(value) { - if (!value) { - this.cleanup(); - } else if (typeof value === 'string') { - this.setClass(value.trim().split(/\s+/)); - } else { - this.setClass(normalize$1(value)); + var i; + var data = vnode.data; + var hasData = isDef(data); + if (hasData && isDef(i = data.hook) && isDef(i = i.prepatch)) { + i(oldVnode, vnode); + } + var elm = vnode.elm = oldVnode.elm; + var oldCh = oldVnode.children; + var ch = vnode.children; + if (hasData && isPatchable(vnode)) { + for (i = 0; i < cbs.update.length; ++i) { cbs.update[i](oldVnode, vnode); } + if (isDef(i = data.hook) && isDef(i = i.update)) { i(oldVnode, vnode); } + } + if (isUndef(vnode.text)) { + if (isDef(oldCh) && isDef(ch)) { + if (oldCh !== ch) { updateChildren(elm, oldCh, ch, insertedVnodeQueue, removeOnly); } + } else if (isDef(ch)) { + if (isDef(oldVnode.text)) { nodeOps.setTextContent(elm, ''); } + addVnodes(elm, null, ch, 0, ch.length - 1, insertedVnodeQueue); + } else if (isDef(oldCh)) { + removeVnodes(elm, oldCh, 0, oldCh.length - 1); + } else if (isDef(oldVnode.text)) { + nodeOps.setTextContent(elm, ''); + } + } else if (oldVnode.text !== vnode.text) { + nodeOps.setTextContent(elm, vnode.text); + } + if (hasData) { + if (isDef(i = data.hook) && isDef(i = i.postpatch)) { i(oldVnode, vnode); } + } + } + + function invokeInsertHook (vnode, queue, initial) { + // delay insert hooks for component root nodes, invoke them after the + // element is really inserted + if (initial && vnode.parent) { + vnode.parent.data.pendingInsert = queue; + } else { + for (var i = 0; i < queue.length; ++i) { + queue[i].data.hook.insert(queue[i]); } - }, + } + } - setClass: function setClass(value) { - this.cleanup(value); - for (var i = 0, l = value.length; i < l; i++) { - var val = value[i]; - if (val) { - apply(this.el, val, addClass); - } + var bailed = false; + function hydrate (elm, vnode, insertedVnodeQueue) { + { + if (!assertNodeMatch(elm, vnode)) { + return false } - this.prevKeys = value; - }, - - cleanup: function cleanup(value) { - var prevKeys = this.prevKeys; - if (!prevKeys) return; - var i = prevKeys.length; - while (i--) { - var key = prevKeys[i]; - if (!value || value.indexOf(key) < 0) { - apply(this.el, key, removeClass); - } + } + vnode.elm = elm; + var tag = vnode.tag; + var data = vnode.data; + var children = vnode.children; + if (isDef(data)) { + if (isDef(i = data.hook) && isDef(i = i.init)) { i(vnode, true /* hydrating */); } + if (isDef(i = vnode.child)) { + // child component. it should have hydrated its own tree. + initComponent(vnode, insertedVnodeQueue); + return true } } - }; - - /** - * Normalize objects and arrays (potentially containing objects) - * into array of strings. - * - * @param {Object|Array<String|Object>} value - * @return {Array<String>} - */ - - function normalize$1(value) { - var res = []; - if (isArray(value)) { - for (var i = 0, l = value.length; i < l; i++) { - var _key = value[i]; - if (_key) { - if (typeof _key === 'string') { - res.push(_key); + if (isDef(tag)) { + if (isDef(children)) { + var childNodes = nodeOps.childNodes(elm); + // empty element, allow client to pick up and populate children + if (!childNodes.length) { + createChildren(vnode, children, insertedVnodeQueue); + } else { + var childrenMatch = true; + if (childNodes.length !== children.length) { + childrenMatch = false; } else { - for (var k in _key) { - if (_key[k]) res.push(k); + for (var i$1 = 0; i$1 < children.length; i$1++) { + if (!hydrate(childNodes[i$1], children[i$1], insertedVnodeQueue)) { + childrenMatch = false; + break + } } } + if (!childrenMatch) { + if ("development" !== 'production' && + typeof console !== 'undefined' && + !bailed) { + bailed = true; + console.warn('Parent: ', elm); + console.warn('Mismatching childNodes vs. VNodes: ', childNodes, children); + } + return false + } } } - } else if (isObject(value)) { - for (var key in value) { - if (value[key]) res.push(key); + if (isDef(data)) { + invokeCreateHooks(vnode, insertedVnodeQueue); } } - return res; + return true } - /** - * Add or remove a class/classes on an element - * - * @param {Element} el - * @param {String} key The class name. This may or may not - * contain a space character, in such a - * case we'll deal with multiple class - * names at once. - * @param {Function} fn - */ - - function apply(el, key, fn) { - key = key.trim(); - if (key.indexOf(' ') === -1) { - fn(el, key); - return; - } - // The key contains one or more space characters. - // Since a class name doesn't accept such characters, we - // treat it as multiple classes. - var keys = key.split(/\s+/); - for (var i = 0, l = keys.length; i < l; i++) { - fn(el, keys[i]); + function assertNodeMatch (node, vnode) { + if (vnode.tag) { + return ( + vnode.tag.indexOf('vue-component') === 0 || + vnode.tag === nodeOps.tagName(node).toLowerCase() + ) + } else { + return _toString(vnode.text) === node.data } } - var component = { - - priority: COMPONENT, - - params: ['keep-alive', 'transition-mode', 'inline-template'], - - /** - * Setup. Two possible usages: - * - * - static: - * <comp> or <div v-component="comp"> - * - * - dynamic: - * <component :is="view"> - */ - - bind: function bind() { - if (!this.el.__vue__) { - // keep-alive cache - this.keepAlive = this.params.keepAlive; - if (this.keepAlive) { - this.cache = {}; - } - // check inline-template - if (this.params.inlineTemplate) { - // extract inline template as a DocumentFragment - this.inlineTemplate = extractContent(this.el, true); - } - // component resolution related state - this.pendingComponentCb = this.Component = null; - // transition related state - this.pendingRemovals = 0; - this.pendingRemovalCb = null; - // create a ref anchor - this.anchor = createAnchor('v-component'); - replace(this.el, this.anchor); - // remove is attribute. - // this is removed during compilation, but because compilation is - // cached, when the component is used elsewhere this attribute - // will remain at link time. - this.el.removeAttribute('is'); - this.el.removeAttribute(':is'); - // remove ref, same as above - if (this.descriptor.ref) { - this.el.removeAttribute('v-ref:' + hyphenate(this.descriptor.ref)); - } - // if static, build right now. - if (this.literal) { - this.setComponent(this.expression); - } - } else { - 'development' !== 'production' && warn('cannot mount component "' + this.expression + '" ' + 'on already mounted element: ' + this.el); - } - }, - - /** - * Public update, called by the watcher in the dynamic - * literal scenario, e.g. <component :is="view"> - */ + return function patch (oldVnode, vnode, hydrating, removeOnly) { + if (!vnode) { + if (oldVnode) { invokeDestroyHook(oldVnode); } + return + } - update: function update(value) { - if (!this.literal) { - this.setComponent(value); - } - }, + var elm, parent; + var isInitialPatch = false; + var insertedVnodeQueue = []; - /** - * Switch dynamic components. May resolve the component - * asynchronously, and perform transition based on - * specified transition mode. Accepts a few additional - * arguments specifically for vue-router. - * - * The callback is called when the full transition is - * finished. - * - * @param {String} value - * @param {Function} [cb] - */ - - setComponent: function setComponent(value, cb) { - this.invalidatePending(); - if (!value) { - // just remove current - this.unbuild(true); - this.remove(this.childVM, cb); - this.childVM = null; + if (!oldVnode) { + // empty mount, create new root element + isInitialPatch = true; + createElm(vnode, insertedVnodeQueue); + } else { + var isRealElement = isDef(oldVnode.nodeType); + if (!isRealElement && sameVnode(oldVnode, vnode)) { + patchVnode(oldVnode, vnode, insertedVnodeQueue, removeOnly); } else { - var self = this; - this.resolveComponent(value, function () { - self.mountComponent(cb); - }); - } - }, - - /** - * Resolve the component constructor to use when creating - * the child vm. - * - * @param {String|Function} value - * @param {Function} cb - */ - - resolveComponent: function resolveComponent(value, cb) { - var self = this; - this.pendingComponentCb = cancellable(function (Component) { - self.ComponentName = Component.options.name || (typeof value === 'string' ? value : null); - self.Component = Component; - cb(); - }); - this.vm._resolveComponent(value, this.pendingComponentCb); - }, - - /** - * Create a new instance using the current constructor and - * replace the existing instance. This method doesn't care - * whether the new component and the old one are actually - * the same. - * - * @param {Function} [cb] - */ - - mountComponent: function mountComponent(cb) { - // actual mount - this.unbuild(true); - var self = this; - var activateHooks = this.Component.options.activate; - var cached = this.getCached(); - var newComponent = this.build(); - if (activateHooks && !cached) { - this.waitingFor = newComponent; - callActivateHooks(activateHooks, newComponent, function () { - if (self.waitingFor !== newComponent) { - return; + if (isRealElement) { + // mounting to a real element + // check if this is server-rendered content and if we can perform + // a successful hydration. + if (oldVnode.nodeType === 1 && oldVnode.hasAttribute('server-rendered')) { + oldVnode.removeAttribute('server-rendered'); + hydrating = true; } - self.waitingFor = null; - self.transition(newComponent, cb); - }); - } else { - // update ref for kept-alive component - if (cached) { - newComponent._updateRef(); - } - this.transition(newComponent, cb); - } - }, - - /** - * When the component changes or unbinds before an async - * constructor is resolved, we need to invalidate its - * pending callback. - */ - - invalidatePending: function invalidatePending() { - if (this.pendingComponentCb) { - this.pendingComponentCb.cancel(); - this.pendingComponentCb = null; - } - }, - - /** - * Instantiate/insert a new child vm. - * If keep alive and has cached instance, insert that - * instance; otherwise build a new one and cache it. - * - * @param {Object} [extraOptions] - * @return {Vue} - the created instance - */ - - build: function build(extraOptions) { - var cached = this.getCached(); - if (cached) { - return cached; - } - if (this.Component) { - // default options - var options = { - name: this.ComponentName, - el: cloneNode(this.el), - template: this.inlineTemplate, - // make sure to add the child with correct parent - // if this is a transcluded component, its parent - // should be the transclusion host. - parent: this._host || this.vm, - // if no inline-template, then the compiled - // linker can be cached for better performance. - _linkerCachable: !this.inlineTemplate, - _ref: this.descriptor.ref, - _asComponent: true, - _isRouterView: this._isRouterView, - // if this is a transcluded component, context - // will be the common parent vm of this instance - // and its host. - _context: this.vm, - // if this is inside an inline v-for, the scope - // will be the intermediate scope created for this - // repeat fragment. this is used for linking props - // and container directives. - _scope: this._scope, - // pass in the owner fragment of this component. - // this is necessary so that the fragment can keep - // track of its contained components in order to - // call attach/detach hooks for them. - _frag: this._frag - }; - // extra options - // in 1.0.0 this is used by vue-router only - /* istanbul ignore if */ - if (extraOptions) { - extend(options, extraOptions); - } - var child = new this.Component(options); - if (this.keepAlive) { - this.cache[this.Component.cid] = child; - } - /* istanbul ignore if */ - if ('development' !== 'production' && this.el.hasAttribute('transition') && child._isFragment) { - warn('Transitions will not work on a fragment instance. ' + 'Template: ' + child.$options.template, child); - } - return child; - } - }, - - /** - * Try to get a cached instance of the current component. - * - * @return {Vue|undefined} - */ - - getCached: function getCached() { - return this.keepAlive && this.cache[this.Component.cid]; - }, - - /** - * Teardown the current child, but defers cleanup so - * that we can separate the destroy and removal steps. - * - * @param {Boolean} defer - */ - - unbuild: function unbuild(defer) { - if (this.waitingFor) { - if (!this.keepAlive) { - this.waitingFor.$destroy(); - } - this.waitingFor = null; - } - var child = this.childVM; - if (!child || this.keepAlive) { - if (child) { - // remove ref - child._inactive = true; - child._updateRef(true); - } - return; - } - // the sole purpose of `deferCleanup` is so that we can - // "deactivate" the vm right now and perform DOM removal - // later. - child.$destroy(false, defer); - }, - - /** - * Remove current destroyed child and manually do - * the cleanup after removal. - * - * @param {Function} cb - */ - - remove: function remove(child, cb) { - var keepAlive = this.keepAlive; - if (child) { - // we may have a component switch when a previous - // component is still being transitioned out. - // we want to trigger only one lastest insertion cb - // when the existing transition finishes. (#1119) - this.pendingRemovals++; - this.pendingRemovalCb = cb; - var self = this; - child.$remove(function () { - self.pendingRemovals--; - if (!keepAlive) child._cleanup(); - if (!self.pendingRemovals && self.pendingRemovalCb) { - self.pendingRemovalCb(); - self.pendingRemovalCb = null; + if (hydrating) { + if (hydrate(oldVnode, vnode, insertedVnodeQueue)) { + invokeInsertHook(vnode, insertedVnodeQueue, true); + return oldVnode + } else { + warn( + 'The client-side rendered virtual DOM tree is not matching ' + + 'server-rendered content. This is likely caused by incorrect ' + + 'HTML markup, for example nesting block-level elements inside ' + + '<p>, or missing <tbody>. Bailing hydration and performing ' + + 'full client-side render.' + ); + } } - }); - } else if (cb) { - cb(); - } - }, - - /** - * Actually swap the components, depending on the - * transition mode. Defaults to simultaneous. - * - * @param {Vue} target - * @param {Function} [cb] - */ - - transition: function transition(target, cb) { - var self = this; - var current = this.childVM; - // for devtool inspection - if (current) current._inactive = true; - target._inactive = false; - this.childVM = target; - switch (self.params.transitionMode) { - case 'in-out': - target.$before(self.anchor, function () { - self.remove(current, cb); - }); - break; - case 'out-in': - self.remove(current, function () { - target.$before(self.anchor, cb); - }); - break; - default: - self.remove(current); - target.$before(self.anchor, cb); - } - }, + // either not server-rendered, or hydration failed. + // create an empty node and replace it + oldVnode = emptyNodeAt(oldVnode); + } + elm = oldVnode.elm; + parent = nodeOps.parentNode(elm); + + createElm(vnode, insertedVnodeQueue); + + // component root element replaced. + // update parent placeholder node element. + if (vnode.parent) { + vnode.parent.elm = vnode.elm; + if (isPatchable(vnode)) { + for (var i = 0; i < cbs.create.length; ++i) { + cbs.create[i](emptyNode, vnode.parent); + } + } + } - /** - * Unbind. - */ - - unbind: function unbind() { - this.invalidatePending(); - // Do not defer cleanup when unbinding - this.unbuild(); - // destroy all keep-alive cached instances - if (this.cache) { - for (var key in this.cache) { - this.cache[key].$destroy(); + if (parent !== null) { + nodeOps.insertBefore(parent, vnode.elm, nodeOps.nextSibling(elm)); + removeVnodes(parent, [oldVnode], 0, 0); + } else if (isDef(oldVnode.tag)) { + invokeDestroyHook(oldVnode); } - this.cache = null; } } - }; - - /** - * Call activate hooks in order (asynchronous) - * - * @param {Array} hooks - * @param {Vue} vm - * @param {Function} cb - */ - function callActivateHooks(hooks, vm, cb) { - var total = hooks.length; - var called = 0; - hooks[0].call(vm, next); - function next() { - if (++called >= total) { - cb(); - } else { - hooks[called].call(vm, next); - } - } + invokeInsertHook(vnode, insertedVnodeQueue, isInitialPatch); + return vnode.elm } +} - var propBindingModes = config._propBindingModes; - var empty = {}; - - // regexes - var identRE$1 = /^[$_a-zA-Z]+[\w$]*$/; - var settablePathRE = /^[A-Za-z_$][\w$]*(\.[A-Za-z_$][\w$]*|\[[^\[\]]+\])*$/; - - /** - * Compile props on a root element and return - * a props link function. - * - * @param {Element|DocumentFragment} el - * @param {Array} propOptions - * @param {Vue} vm - * @return {Function} propsLinkFn - */ - - function compileProps(el, propOptions, vm) { - var props = []; - var names = Object.keys(propOptions); - var i = names.length; - var options, name, attr, value, path, parsed, prop; - while (i--) { - name = names[i]; - options = propOptions[name] || empty; +/* */ - if ('development' !== 'production' && name === '$data') { - warn('Do not use $data as prop.', vm); - continue; - } +var directives = { + create: updateDirectives, + update: updateDirectives, + destroy: function unbindDirectives (vnode) { + updateDirectives(vnode, emptyNode); + } +}; - // props could contain dashes, which will be - // interpreted as minus calculations by the parser - // so we need to camelize the path here - path = camelize(name); - if (!identRE$1.test(path)) { - 'development' !== 'production' && warn('Invalid prop key: "' + name + '". Prop keys ' + 'must be valid identifiers.', vm); - continue; - } +function updateDirectives ( + oldVnode, + vnode +) { + if (!oldVnode.data.directives && !vnode.data.directives) { + return + } + var isCreate = oldVnode === emptyNode; + var oldDirs = normalizeDirectives$1(oldVnode.data.directives, oldVnode.context); + var newDirs = normalizeDirectives$1(vnode.data.directives, vnode.context); - prop = { - name: name, - path: path, - options: options, - mode: propBindingModes.ONE_WAY, - raw: null - }; + var dirsWithInsert = []; + var dirsWithPostpatch = []; - attr = hyphenate(name); - // first check dynamic version - if ((value = getBindAttr(el, attr)) === null) { - if ((value = getBindAttr(el, attr + '.sync')) !== null) { - prop.mode = propBindingModes.TWO_WAY; - } else if ((value = getBindAttr(el, attr + '.once')) !== null) { - prop.mode = propBindingModes.ONE_TIME; - } + var key, oldDir, dir; + for (key in newDirs) { + oldDir = oldDirs[key]; + dir = newDirs[key]; + if (!oldDir) { + // new directive, bind + callHook$1(dir, 'bind', vnode, oldVnode); + if (dir.def && dir.def.inserted) { + dirsWithInsert.push(dir); } - if (value !== null) { - // has dynamic binding! - prop.raw = value; - parsed = parseDirective(value); - value = parsed.expression; - prop.filters = parsed.filters; - // check binding type - if (isLiteral(value) && !parsed.filters) { - // for expressions containing literal numbers and - // booleans, there's no need to setup a prop binding, - // so we can optimize them as a one-time set. - prop.optimizedLiteral = true; - } else { - prop.dynamic = true; - // check non-settable path for two-way bindings - if ('development' !== 'production' && prop.mode === propBindingModes.TWO_WAY && !settablePathRE.test(value)) { - prop.mode = propBindingModes.ONE_WAY; - warn('Cannot bind two-way prop with non-settable ' + 'parent path: ' + value, vm); - } - } - prop.parentPath = value; - - // warn required two-way - if ('development' !== 'production' && options.twoWay && prop.mode !== propBindingModes.TWO_WAY) { - warn('Prop "' + name + '" expects a two-way binding type.', vm); - } - } else if ((value = getAttr(el, attr)) !== null) { - // has literal binding! - prop.raw = value; - } else if ('development' !== 'production') { - // check possible camelCase prop usage - var lowerCaseName = path.toLowerCase(); - value = /[A-Z\-]/.test(name) && (el.getAttribute(lowerCaseName) || el.getAttribute(':' + lowerCaseName) || el.getAttribute('v-bind:' + lowerCaseName) || el.getAttribute(':' + lowerCaseName + '.once') || el.getAttribute('v-bind:' + lowerCaseName + '.once') || el.getAttribute(':' + lowerCaseName + '.sync') || el.getAttribute('v-bind:' + lowerCaseName + '.sync')); - if (value) { - warn('Possible usage error for prop `' + lowerCaseName + '` - ' + 'did you mean `' + attr + '`? HTML is case-insensitive, remember to use ' + 'kebab-case for props in templates.', vm); - } else if (options.required) { - // warn missing required - warn('Missing required prop: ' + name, vm); - } + } else { + // existing directive, update + dir.oldValue = oldDir.value; + callHook$1(dir, 'update', vnode, oldVnode); + if (dir.def && dir.def.componentUpdated) { + dirsWithPostpatch.push(dir); } - // push prop - props.push(prop); } - return makePropsLinkFn(props); } - /** - * Build a function that applies props to a vm. - * - * @param {Array} props - * @return {Function} propsLinkFn - */ - - function makePropsLinkFn(props) { - return function propsLinkFn(vm, scope) { - // store resolved props info - vm._props = {}; - var inlineProps = vm.$options.propsData; - var i = props.length; - var prop, path, options, value, raw; - while (i--) { - prop = props[i]; - raw = prop.raw; - path = prop.path; - options = prop.options; - vm._props[path] = prop; - if (inlineProps && hasOwn(inlineProps, path)) { - initProp(vm, prop, inlineProps[path]); - }if (raw === null) { - // initialize absent prop - initProp(vm, prop, undefined); - } else if (prop.dynamic) { - // dynamic prop - if (prop.mode === propBindingModes.ONE_TIME) { - // one time binding - value = (scope || vm._context || vm).$get(prop.parentPath); - initProp(vm, prop, value); - } else { - if (vm._context) { - // dynamic binding - vm._bindDir({ - name: 'prop', - def: propDef, - prop: prop - }, null, null, scope); // el, host, scope - } else { - // root instance - initProp(vm, prop, vm.$get(prop.parentPath)); - } - } - } else if (prop.optimizedLiteral) { - // optimized literal, cast it and just set once - var stripped = stripQuotes(raw); - value = stripped === raw ? toBoolean(toNumber(raw)) : stripped; - initProp(vm, prop, value); - } else { - // string literal, but we need to cater for - // Boolean props with no value, or with same - // literal value (e.g. disabled="disabled") - // see https://github.com/vuejs/vue-loader/issues/182 - value = options.type === Boolean && (raw === '' || raw === hyphenate(prop.name)) ? true : raw; - initProp(vm, prop, value); - } - } + if (dirsWithInsert.length) { + var callInsert = function () { + dirsWithInsert.forEach(function (dir) { + callHook$1(dir, 'inserted', vnode, oldVnode); + }); }; + if (isCreate) { + mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'insert', callInsert, 'dir-insert'); + } else { + callInsert(); + } } - /** - * Process a prop with a rawValue, applying necessary coersions, - * default values & assertions and call the given callback with - * processed value. - * - * @param {Vue} vm - * @param {Object} prop - * @param {*} rawValue - * @param {Function} fn - */ - - function processPropValue(vm, prop, rawValue, fn) { - var isSimple = prop.dynamic && isSimplePath(prop.parentPath); - var value = rawValue; - if (value === undefined) { - value = getPropDefaultValue(vm, prop); - } - value = coerceProp(prop, value, vm); - var coerced = value !== rawValue; - if (!assertProp(prop, value, vm)) { - value = undefined; - } - if (isSimple && !coerced) { - withoutConversion(function () { - fn(value); + if (dirsWithPostpatch.length) { + mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'postpatch', function () { + dirsWithPostpatch.forEach(function (dir) { + callHook$1(dir, 'componentUpdated', vnode, oldVnode); }); - } else { - fn(value); + }, 'dir-postpatch'); + } + + if (!isCreate) { + for (key in oldDirs) { + if (!newDirs[key]) { + // no longer present, unbind + callHook$1(oldDirs[key], 'unbind', oldVnode); + } } } +} - /** - * Set a prop's initial value on a vm and its data object. - * - * @param {Vue} vm - * @param {Object} prop - * @param {*} value - */ +var emptyModifiers = Object.create(null); - function initProp(vm, prop, value) { - processPropValue(vm, prop, value, function (value) { - defineReactive(vm, prop.path, value); - }); +function normalizeDirectives$1 ( + dirs, + vm +) { + var res = Object.create(null); + if (!dirs) { + return res } + var i, dir; + for (i = 0; i < dirs.length; i++) { + dir = dirs[i]; + if (!dir.modifiers) { + dir.modifiers = emptyModifiers; + } + res[getRawDirName(dir)] = dir; + dir.def = resolveAsset(vm.$options, 'directives', dir.name, true); + } + return res +} - /** - * Update a prop's value on a vm. - * - * @param {Vue} vm - * @param {Object} prop - * @param {*} value - */ +function getRawDirName (dir) { + return dir.rawName || ((dir.name) + "." + (Object.keys(dir.modifiers || {}).join('.'))) +} - function updateProp(vm, prop, value) { - processPropValue(vm, prop, value, function (value) { - vm[prop.path] = value; - }); +function callHook$1 (dir, hook, vnode, oldVnode) { + var fn = dir.def && dir.def[hook]; + if (fn) { + fn(vnode.elm, dir, vnode, oldVnode); } +} - /** - * Get the default value of a prop. - * - * @param {Vue} vm - * @param {Object} prop - * @return {*} - */ +var baseModules = [ + ref, + directives +]; - function getPropDefaultValue(vm, prop) { - // no default, return undefined - var options = prop.options; - if (!hasOwn(options, 'default')) { - // absent boolean value defaults to false - return options.type === Boolean ? false : undefined; - } - var def = options['default']; - // warn against non-factory defaults for Object & Array - if (isObject(def)) { - 'development' !== 'production' && warn('Invalid default value for prop "' + prop.name + '": ' + 'Props with type Object/Array must use a factory function ' + 'to return the default value.', vm); - } - // call factory function for non-Function types - return typeof def === 'function' && options.type !== Function ? def.call(vm) : def; - } +/* */ - /** - * Assert whether a prop is valid. - * - * @param {Object} prop - * @param {*} value - * @param {Vue} vm - */ +function updateAttrs (oldVnode, vnode) { + if (!oldVnode.data.attrs && !vnode.data.attrs) { + return + } + var key, cur, old; + var elm = vnode.elm; + var oldAttrs = oldVnode.data.attrs || {}; + var attrs = vnode.data.attrs || {}; + // clone observed objects, as the user probably wants to mutate it + if (attrs.__ob__) { + attrs = vnode.data.attrs = extend({}, attrs); + } - function assertProp(prop, value, vm) { - if (!prop.options.required && ( // non-required - prop.raw === null || // abscent - value == null) // null or undefined - ) { - return true; - } - var options = prop.options; - var type = options.type; - var valid = !type; - var expectedTypes = []; - if (type) { - if (!isArray(type)) { - type = [type]; - } - for (var i = 0; i < type.length && !valid; i++) { - var assertedType = assertType(value, type[i]); - expectedTypes.push(assertedType.expectedType); - valid = assertedType.valid; - } + for (key in attrs) { + cur = attrs[key]; + old = oldAttrs[key]; + if (old !== cur) { + setAttr(elm, key, cur); } - if (!valid) { - if ('development' !== 'production') { - warn('Invalid prop: type check failed for prop "' + prop.name + '".' + ' Expected ' + expectedTypes.map(formatType).join(', ') + ', got ' + formatValue(value) + '.', vm); - } - return false; - } - var validator = options.validator; - if (validator) { - if (!validator(value)) { - 'development' !== 'production' && warn('Invalid prop: custom validator check failed for prop "' + prop.name + '".', vm); - return false; + } + for (key in oldAttrs) { + if (attrs[key] == null) { + if (isXlink(key)) { + elm.removeAttributeNS(xlinkNS, getXlinkProp(key)); + } else if (!isEnumeratedAttr(key)) { + elm.removeAttribute(key); } } - return true; } +} - /** - * Force parsing value with coerce option. - * - * @param {*} value - * @param {Object} options - * @return {*} - */ - - function coerceProp(prop, value, vm) { - var coerce = prop.options.coerce; - if (!coerce) { - return value; +function setAttr (el, key, value) { + if (isBooleanAttr(key)) { + // set attribute for blank value + // e.g. <option disabled>Select one</option> + if (isFalsyAttrValue(value)) { + el.removeAttribute(key); + } else { + el.setAttribute(key, key); } - if (typeof coerce === 'function') { - return coerce(value); + } else if (isEnumeratedAttr(key)) { + el.setAttribute(key, isFalsyAttrValue(value) || value === 'false' ? 'false' : 'true'); + } else if (isXlink(key)) { + if (isFalsyAttrValue(value)) { + el.removeAttributeNS(xlinkNS, getXlinkProp(key)); } else { - 'development' !== 'production' && warn('Invalid coerce for prop "' + prop.name + '": expected function, got ' + typeof coerce + '.', vm); - return value; + el.setAttributeNS(xlinkNS, key, value); } - } - - /** - * Assert the type of a value - * - * @param {*} value - * @param {Function} type - * @return {Object} - */ - - function assertType(value, type) { - var valid; - var expectedType; - if (type === String) { - expectedType = 'string'; - valid = typeof value === expectedType; - } else if (type === Number) { - expectedType = 'number'; - valid = typeof value === expectedType; - } else if (type === Boolean) { - expectedType = 'boolean'; - valid = typeof value === expectedType; - } else if (type === Function) { - expectedType = 'function'; - valid = typeof value === expectedType; - } else if (type === Object) { - expectedType = 'object'; - valid = isPlainObject(value); - } else if (type === Array) { - expectedType = 'array'; - valid = isArray(value); + } else { + if (isFalsyAttrValue(value)) { + el.removeAttribute(key); } else { - valid = value instanceof type; + el.setAttribute(key, value); } - return { - valid: valid, - expectedType: expectedType - }; } +} - /** - * Format type for output - * - * @param {String} type - * @return {String} - */ - - function formatType(type) { - return type ? type.charAt(0).toUpperCase() + type.slice(1) : 'custom type'; - } +var attrs = { + create: updateAttrs, + update: updateAttrs +}; - /** - * Format value - * - * @param {*} value - * @return {String} - */ +/* */ - function formatValue(val) { - return Object.prototype.toString.call(val).slice(8, -1); +function updateClass (oldVnode, vnode) { + var el = vnode.elm; + var data = vnode.data; + var oldData = oldVnode.data; + if (!data.staticClass && !data.class && + (!oldData || (!oldData.staticClass && !oldData.class))) { + return } - var bindingModes = config._propBindingModes; - - var propDef = { + var cls = genClassForVnode(vnode); - bind: function bind() { - var child = this.vm; - var parent = child._context; - // passed in from compiler directly - var prop = this.descriptor.prop; - var childKey = prop.path; - var parentKey = prop.parentPath; - var twoWay = prop.mode === bindingModes.TWO_WAY; - - var parentWatcher = this.parentWatcher = new Watcher(parent, parentKey, function (val) { - updateProp(child, prop, val); - }, { - twoWay: twoWay, - filters: prop.filters, - // important: props need to be observed on the - // v-for scope if present - scope: this._scope - }); - - // set the child initial value. - initProp(child, prop, parentWatcher.value); - - // setup two-way binding - if (twoWay) { - // important: defer the child watcher creation until - // the created hook (after data observation) - var self = this; - child.$once('pre-hook:created', function () { - self.childWatcher = new Watcher(child, childKey, function (val) { - parentWatcher.set(val); - }, { - // ensure sync upward before parent sync down. - // this is necessary in cases e.g. the child - // mutates a prop array, then replaces it. (#1683) - sync: true - }); - }); - } - }, - - unbind: function unbind() { - this.parentWatcher.teardown(); - if (this.childWatcher) { - this.childWatcher.teardown(); - } - } - }; - - var queue$1 = []; - var queued = false; - - /** - * Push a job into the queue. - * - * @param {Function} job - */ - - function pushJob(job) { - queue$1.push(job); - if (!queued) { - queued = true; - nextTick(flush); - } + // handle transition classes + var transitionClass = el._transitionClasses; + if (transitionClass) { + cls = concat(cls, stringifyClass(transitionClass)); } - /** - * Flush the queue, and do one forced reflow before - * triggering transitions. - */ - - function flush() { - // Force layout - var f = document.documentElement.offsetHeight; - for (var i = 0; i < queue$1.length; i++) { - queue$1[i](); - } - queue$1 = []; - queued = false; - // dummy return, so js linters don't complain about - // unused variable f - return f; + // set the class + if (cls !== el._prevClass) { + el.setAttribute('class', cls); + el._prevClass = cls; } +} - var TYPE_TRANSITION = 'transition'; - var TYPE_ANIMATION = 'animation'; - var transDurationProp = transitionProp + 'Duration'; - var animDurationProp = animationProp + 'Duration'; +var klass = { + create: updateClass, + update: updateClass +}; - /** - * If a just-entered element is applied the - * leave class while its enter transition hasn't started yet, - * and the transitioned property has the same value for both - * enter/leave, then the leave transition will be skipped and - * the transitionend event never fires. This function ensures - * its callback to be called after a transition has started - * by waiting for double raf. - * - * It falls back to setTimeout on devices that support CSS - * transitions but not raf (e.g. Android 4.2 browser) - since - * these environments are usually slow, we are giving it a - * relatively large timeout. - */ - - var raf = inBrowser && window.requestAnimationFrame; - var waitForTransitionStart = raf - /* istanbul ignore next */ - ? function (fn) { - raf(function () { - raf(fn); - }); - } : function (fn) { - setTimeout(fn, 50); - }; +// skip type checking this file because we need to attach private properties +// to elements - /** - * A Transition object that encapsulates the state and logic - * of the transition. - * - * @param {Element} el - * @param {String} id - * @param {Object} hooks - * @param {Vue} vm - */ - function Transition(el, id, hooks, vm) { - this.id = id; - this.el = el; - this.enterClass = hooks && hooks.enterClass || id + '-enter'; - this.leaveClass = hooks && hooks.leaveClass || id + '-leave'; - this.hooks = hooks; - this.vm = vm; - // async state - this.pendingCssEvent = this.pendingCssCb = this.cancel = this.pendingJsCb = this.op = this.cb = null; - this.justEntered = false; - this.entered = this.left = false; - this.typeCache = {}; - // check css transition type - this.type = hooks && hooks.type; - /* istanbul ignore if */ - if ('development' !== 'production') { - if (this.type && this.type !== TYPE_TRANSITION && this.type !== TYPE_ANIMATION) { - warn('invalid CSS transition type for transition="' + this.id + '": ' + this.type, vm); - } - } - // bind - var self = this;['enterNextTick', 'enterDone', 'leaveNextTick', 'leaveDone'].forEach(function (m) { - self[m] = bind(self[m], self); - }); +function updateDOMListeners (oldVnode, vnode) { + if (!oldVnode.data.on && !vnode.data.on) { + return } - - var p$1 = Transition.prototype; - - /** - * Start an entering transition. - * - * 1. enter transition triggered - * 2. call beforeEnter hook - * 3. add enter class - * 4. insert/show element - * 5. call enter hook (with possible explicit js callback) - * 6. reflow - * 7. based on transition type: - * - transition: - * remove class now, wait for transitionend, - * then done if there's no explicit js callback. - * - animation: - * wait for animationend, remove class, - * then done if there's no explicit js callback. - * - no css transition: - * done now if there's no explicit js callback. - * 8. wait for either done or js callback, then call - * afterEnter hook. - * - * @param {Function} op - insert/show the element - * @param {Function} [cb] - */ - - p$1.enter = function (op, cb) { - this.cancelPending(); - this.callHook('beforeEnter'); - this.cb = cb; - addClass(this.el, this.enterClass); - op(); - this.entered = false; - this.callHookWithCb('enter'); - if (this.entered) { - return; // user called done synchronously. - } - this.cancel = this.hooks && this.hooks.enterCancelled; - pushJob(this.enterNextTick); - }; - - /** - * The "nextTick" phase of an entering transition, which is - * to be pushed into a queue and executed after a reflow so - * that removing the class can trigger a CSS transition. - */ - - p$1.enterNextTick = function () { - var _this = this; - - // prevent transition skipping - this.justEntered = true; - waitForTransitionStart(function () { - _this.justEntered = false; - }); - var enterDone = this.enterDone; - var type = this.getCssTransitionType(this.enterClass); - if (!this.pendingJsCb) { - if (type === TYPE_TRANSITION) { - // trigger transition by removing enter class now - removeClass(this.el, this.enterClass); - this.setupCssCb(transitionEndEvent, enterDone); - } else if (type === TYPE_ANIMATION) { - this.setupCssCb(animationEndEvent, enterDone); - } else { - enterDone(); + var on = vnode.data.on || {}; + var oldOn = oldVnode.data.on || {}; + var add = vnode.elm._v_add || (vnode.elm._v_add = function (event, handler, capture) { + vnode.elm.addEventListener(event, handler, capture); + }); + var remove = vnode.elm._v_remove || (vnode.elm._v_remove = function (event, handler) { + vnode.elm.removeEventListener(event, handler); + }); + updateListeners(on, oldOn, add, remove, vnode.context); +} + +var events = { + create: updateDOMListeners, + update: updateDOMListeners +}; + +/* */ + +function updateDOMProps (oldVnode, vnode) { + if (!oldVnode.data.domProps && !vnode.data.domProps) { + return + } + var key, cur; + var elm = vnode.elm; + var oldProps = oldVnode.data.domProps || {}; + var props = vnode.data.domProps || {}; + // clone observed objects, as the user probably wants to mutate it + if (props.__ob__) { + props = vnode.data.domProps = extend({}, props); + } + + for (key in oldProps) { + if (props[key] == null) { + elm[key] = undefined; + } + } + for (key in props) { + // ignore children if the node has textContent or innerHTML, + // as these will throw away existing DOM nodes and cause removal errors + // on subsequent patches (#3360) + if ((key === 'textContent' || key === 'innerHTML') && vnode.children) { + vnode.children.length = 0; + } + cur = props[key]; + if (key === 'value') { + // store value as _value as well since + // non-string values will be stringified + elm._value = cur; + // avoid resetting cursor position when value is the same + var strCur = cur == null ? '' : String(cur); + if (elm.value !== strCur && !elm.composing) { + elm.value = strCur; } - } else if (type === TYPE_TRANSITION) { - removeClass(this.el, this.enterClass); + } else { + elm[key] = cur; } - }; + } +} - /** - * The "cleanup" phase of an entering transition. - */ +var domProps = { + create: updateDOMProps, + update: updateDOMProps +}; - p$1.enterDone = function () { - this.entered = true; - this.cancel = this.pendingJsCb = null; - removeClass(this.el, this.enterClass); - this.callHook('afterEnter'); - if (this.cb) this.cb(); - }; +/* */ - /** - * Start a leaving transition. - * - * 1. leave transition triggered. - * 2. call beforeLeave hook - * 3. add leave class (trigger css transition) - * 4. call leave hook (with possible explicit js callback) - * 5. reflow if no explicit js callback is provided - * 6. based on transition type: - * - transition or animation: - * wait for end event, remove class, then done if - * there's no explicit js callback. - * - no css transition: - * done if there's no explicit js callback. - * 7. wait for either done or js callback, then call - * afterLeave hook. - * - * @param {Function} op - remove/hide the element - * @param {Function} [cb] - */ +var prefixes = ['Webkit', 'Moz', 'ms']; - p$1.leave = function (op, cb) { - this.cancelPending(); - this.callHook('beforeLeave'); - this.op = op; - this.cb = cb; - addClass(this.el, this.leaveClass); - this.left = false; - this.callHookWithCb('leave'); - if (this.left) { - return; // user called done synchronously. - } - this.cancel = this.hooks && this.hooks.leaveCancelled; - // only need to handle leaveDone if - // 1. the transition is already done (synchronously called - // by the user, which causes this.op set to null) - // 2. there's no explicit js callback - if (this.op && !this.pendingJsCb) { - // if a CSS transition leaves immediately after enter, - // the transitionend event never fires. therefore we - // detect such cases and end the leave immediately. - if (this.justEntered) { - this.leaveDone(); - } else { - pushJob(this.leaveNextTick); - } +var testEl; +var normalize = cached(function (prop) { + testEl = testEl || document.createElement('div'); + prop = camelize(prop); + if (prop !== 'filter' && (prop in testEl.style)) { + return prop + } + var upper = prop.charAt(0).toUpperCase() + prop.slice(1); + for (var i = 0; i < prefixes.length; i++) { + var prefixed = prefixes[i] + upper; + if (prefixed in testEl.style) { + return prefixed } - }; + } +}); - /** - * The "nextTick" phase of a leaving transition. - */ +function updateStyle (oldVnode, vnode) { + if ((!oldVnode.data || !oldVnode.data.style) && !vnode.data.style) { + return + } + var cur, name; + var el = vnode.elm; + var oldStyle = oldVnode.data.style || {}; + var style = vnode.data.style || {}; - p$1.leaveNextTick = function () { - var type = this.getCssTransitionType(this.leaveClass); - if (type) { - var event = type === TYPE_TRANSITION ? transitionEndEvent : animationEndEvent; - this.setupCssCb(event, this.leaveDone); - } else { - this.leaveDone(); - } - }; + // handle string + if (typeof style === 'string') { + el.style.cssText = style; + return + } - /** - * The "cleanup" phase of a leaving transition. - */ + var needClone = style.__ob__; - p$1.leaveDone = function () { - this.left = true; - this.cancel = this.pendingJsCb = null; - this.op(); - removeClass(this.el, this.leaveClass); - this.callHook('afterLeave'); - if (this.cb) this.cb(); - this.op = null; - }; + // handle array syntax + if (Array.isArray(style)) { + style = vnode.data.style = toObject(style); + } - /** - * Cancel any pending callbacks from a previously running - * but not finished transition. - */ + // clone the style for future updates, + // in case the user mutates the style object in-place. + if (needClone) { + style = vnode.data.style = extend({}, style); + } - p$1.cancelPending = function () { - this.op = this.cb = null; - var hasPending = false; - if (this.pendingCssCb) { - hasPending = true; - off(this.el, this.pendingCssEvent, this.pendingCssCb); - this.pendingCssEvent = this.pendingCssCb = null; - } - if (this.pendingJsCb) { - hasPending = true; - this.pendingJsCb.cancel(); - this.pendingJsCb = null; + for (name in oldStyle) { + if (style[name] == null) { + el.style[normalize(name)] = ''; } - if (hasPending) { - removeClass(this.el, this.enterClass); - removeClass(this.el, this.leaveClass); - } - if (this.cancel) { - this.cancel.call(this.vm, this.el); - this.cancel = null; - } - }; - - /** - * Call a user-provided synchronous hook function. - * - * @param {String} type - */ - - p$1.callHook = function (type) { - if (this.hooks && this.hooks[type]) { - this.hooks[type].call(this.vm, this.el); + } + for (name in style) { + cur = style[name]; + if (cur !== oldStyle[name]) { + // ie9 setting to null has no effect, must use empty string + el.style[normalize(name)] = cur == null ? '' : cur; } - }; - - /** - * Call a user-provided, potentially-async hook function. - * We check for the length of arguments to see if the hook - * expects a `done` callback. If true, the transition's end - * will be determined by when the user calls that callback; - * otherwise, the end is determined by the CSS transition or - * animation. - * - * @param {String} type - */ + } +} - p$1.callHookWithCb = function (type) { - var hook = this.hooks && this.hooks[type]; - if (hook) { - if (hook.length > 1) { - this.pendingJsCb = cancellable(this[type + 'Done']); - } - hook.call(this.vm, this.el, this.pendingJsCb); - } - }; +var style = { + create: updateStyle, + update: updateStyle +}; - /** - * Get an element's transition type based on the - * calculated styles. - * - * @param {String} className - * @return {Number} - */ +/* */ - p$1.getCssTransitionType = function (className) { - /* istanbul ignore if */ - if (!transitionEndEvent || - // skip CSS transitions if page is not visible - - // this solves the issue of transitionend events not - // firing until the page is visible again. - // pageVisibility API is supported in IE10+, same as - // CSS transitions. - document.hidden || - // explicit js-only transition - this.hooks && this.hooks.css === false || - // element is hidden - isHidden(this.el)) { - return; - } - var type = this.type || this.typeCache[className]; - if (type) return type; - var inlineStyles = this.el.style; - var computedStyles = window.getComputedStyle(this.el); - var transDuration = inlineStyles[transDurationProp] || computedStyles[transDurationProp]; - if (transDuration && transDuration !== '0s') { - type = TYPE_TRANSITION; +/** + * Add class with compatibility for SVG since classList is not supported on + * SVG elements in IE + */ +function addClass (el, cls) { + /* istanbul ignore else */ + if (el.classList) { + if (cls.indexOf(' ') > -1) { + cls.split(/\s+/).forEach(function (c) { return el.classList.add(c); }); } else { - var animDuration = inlineStyles[animDurationProp] || computedStyles[animDurationProp]; - if (animDuration && animDuration !== '0s') { - type = TYPE_ANIMATION; - } + el.classList.add(cls); } - if (type) { - this.typeCache[className] = type; + } else { + var cur = ' ' + el.getAttribute('class') + ' '; + if (cur.indexOf(' ' + cls + ' ') < 0) { + el.setAttribute('class', (cur + cls).trim()); } - return type; - }; - - /** - * Setup a CSS transitionend/animationend callback. - * - * @param {String} event - * @param {Function} cb - */ - - p$1.setupCssCb = function (event, cb) { - this.pendingCssEvent = event; - var self = this; - var el = this.el; - var onEnd = this.pendingCssCb = function (e) { - if (e.target === el) { - off(el, event, onEnd); - self.pendingCssEvent = self.pendingCssCb = null; - if (!self.pendingJsCb && cb) { - cb(); - } - } - }; - on(el, event, onEnd); - }; - - /** - * Check if an element is hidden - in that case we can just - * skip the transition alltogether. - * - * @param {Element} el - * @return {Boolean} - */ + } +} - function isHidden(el) { - if (/svg$/.test(el.namespaceURI)) { - // SVG elements do not have offset(Width|Height) - // so we need to check the client rect - var rect = el.getBoundingClientRect(); - return !(rect.width || rect.height); +/** + * Remove class with compatibility for SVG since classList is not supported on + * SVG elements in IE + */ +function removeClass (el, cls) { + /* istanbul ignore else */ + if (el.classList) { + if (cls.indexOf(' ') > -1) { + cls.split(/\s+/).forEach(function (c) { return el.classList.remove(c); }); } else { - return !(el.offsetWidth || el.offsetHeight || el.getClientRects().length); + el.classList.remove(cls); + } + } else { + var cur = ' ' + el.getAttribute('class') + ' '; + var tar = ' ' + cls + ' '; + while (cur.indexOf(tar) >= 0) { + cur = cur.replace(tar, ' '); } + el.setAttribute('class', cur.trim()); } +} - var transition$1 = { +/* */ - priority: TRANSITION, +var hasTransition = inBrowser && !isIE9; +var TRANSITION = 'transition'; +var ANIMATION = 'animation'; - update: function update(id, oldId) { - var el = this.el; - // resolve on owner vm - var hooks = resolveAsset(this.vm.$options, 'transitions', id); - id = id || 'v'; - oldId = oldId || 'v'; - el.__v_trans = new Transition(el, id, hooks, this.vm); - removeClass(el, oldId + '-transition'); - addClass(el, id + '-transition'); - } +// Transition property/event sniffing +var transitionProp = 'transition'; +var transitionEndEvent = 'transitionend'; +var animationProp = 'animation'; +var animationEndEvent = 'animationend'; +if (hasTransition) { + /* istanbul ignore if */ + if (window.ontransitionend === undefined && + window.onwebkittransitionend !== undefined) { + transitionProp = 'WebkitTransition'; + transitionEndEvent = 'webkitTransitionEnd'; + } + if (window.onanimationend === undefined && + window.onwebkitanimationend !== undefined) { + animationProp = 'WebkitAnimation'; + animationEndEvent = 'webkitAnimationEnd'; + } +} + +var raf = (inBrowser && window.requestAnimationFrame) || setTimeout; +function nextFrame (fn) { + raf(function () { + raf(fn); + }); +} + +function addTransitionClass (el, cls) { + (el._transitionClasses || (el._transitionClasses = [])).push(cls); + addClass(el, cls); +} + +function removeTransitionClass (el, cls) { + if (el._transitionClasses) { + remove$1(el._transitionClasses, cls); + } + removeClass(el, cls); +} + +function whenTransitionEnds ( + el, + expectedType, + cb +) { + var ref = getTransitionInfo(el, expectedType); + var type = ref.type; + var timeout = ref.timeout; + var propCount = ref.propCount; + if (!type) { return cb() } + var event = type === TRANSITION ? transitionEndEvent : animationEndEvent; + var ended = 0; + var end = function () { + el.removeEventListener(event, onEnd); + cb(); }; - - var internalDirectives = { - style: style, - 'class': vClass, - component: component, - prop: propDef, - transition: transition$1 + var onEnd = function (e) { + if (e.target === el) { + if (++ended >= propCount) { + end(); + } + } }; - - // special binding prefixes - var bindRE = /^v-bind:|^:/; - var onRE = /^v-on:|^@/; - var dirAttrRE = /^v-([^:]+)(?:$|:(.*)$)/; - var modifierRE = /\.[^\.]+/g; - var transitionRE = /^(v-bind:|:)?transition$/; - - // default directive priority - var DEFAULT_PRIORITY = 1000; - var DEFAULT_TERMINAL_PRIORITY = 2000; - - /** - * Compile a template and return a reusable composite link - * function, which recursively contains more link functions - * inside. This top level compile function would normally - * be called on instance root nodes, but can also be used - * for partial compilation if the partial argument is true. - * - * The returned composite link function, when called, will - * return an unlink function that tearsdown all directives - * created during the linking phase. - * - * @param {Element|DocumentFragment} el - * @param {Object} options - * @param {Boolean} partial - * @return {Function} - */ - - function compile(el, options, partial) { - // link function for the node itself. - var nodeLinkFn = partial || !options._asComponent ? compileNode(el, options) : null; - // link function for the childNodes - var childLinkFn = !(nodeLinkFn && nodeLinkFn.terminal) && !isScript(el) && el.hasChildNodes() ? compileNodeList(el.childNodes, options) : null; - - /** - * A composite linker function to be called on a already - * compiled piece of DOM, which instantiates all directive - * instances. - * - * @param {Vue} vm - * @param {Element|DocumentFragment} el - * @param {Vue} [host] - host vm of transcluded content - * @param {Object} [scope] - v-for scope - * @param {Fragment} [frag] - link context fragment - * @return {Function|undefined} - */ - - return function compositeLinkFn(vm, el, host, scope, frag) { - // cache childNodes before linking parent, fix #657 - var childNodes = toArray(el.childNodes); - // link - var dirs = linkAndCapture(function compositeLinkCapturer() { - if (nodeLinkFn) nodeLinkFn(vm, el, host, scope, frag); - if (childLinkFn) childLinkFn(vm, childNodes, host, scope, frag); - }, vm); - return makeUnlinkFn(vm, dirs); - }; - } - - /** - * Apply a linker to a vm/element pair and capture the - * directives created during the process. - * - * @param {Function} linker - * @param {Vue} vm - */ - - function linkAndCapture(linker, vm) { - /* istanbul ignore if */ - if ('development' === 'production') {} - var originalDirCount = vm._directives.length; - linker(); - var dirs = vm._directives.slice(originalDirCount); - dirs.sort(directiveComparator); - for (var i = 0, l = dirs.length; i < l; i++) { - dirs[i]._bind(); + setTimeout(function () { + if (ended < propCount) { + end(); + } + }, timeout + 1); + el.addEventListener(event, onEnd); +} + +var transformRE = /\b(transform|all)(,|$)/; + +function getTransitionInfo (el, expectedType) { + var styles = window.getComputedStyle(el); + var transitioneDelays = styles[transitionProp + 'Delay'].split(', '); + var transitionDurations = styles[transitionProp + 'Duration'].split(', '); + var transitionTimeout = getTimeout(transitioneDelays, transitionDurations); + var animationDelays = styles[animationProp + 'Delay'].split(', '); + var animationDurations = styles[animationProp + 'Duration'].split(', '); + var animationTimeout = getTimeout(animationDelays, animationDurations); + + var type; + var timeout = 0; + var propCount = 0; + /* istanbul ignore if */ + if (expectedType === TRANSITION) { + if (transitionTimeout > 0) { + type = TRANSITION; + timeout = transitionTimeout; + propCount = transitionDurations.length; + } + } else if (expectedType === ANIMATION) { + if (animationTimeout > 0) { + type = ANIMATION; + timeout = animationTimeout; + propCount = animationDurations.length; } - return dirs; - } - - /** - * Directive priority sort comparator - * - * @param {Object} a - * @param {Object} b - */ - - function directiveComparator(a, b) { - a = a.descriptor.def.priority || DEFAULT_PRIORITY; - b = b.descriptor.def.priority || DEFAULT_PRIORITY; - return a > b ? -1 : a === b ? 0 : 1; + } else { + timeout = Math.max(transitionTimeout, animationTimeout); + type = timeout > 0 + ? transitionTimeout > animationTimeout + ? TRANSITION + : ANIMATION + : null; + propCount = type + ? type === TRANSITION + ? transitionDurations.length + : animationDurations.length + : 0; + } + var hasTransform = + type === TRANSITION && + transformRE.test(styles[transitionProp + 'Property']); + return { + type: type, + timeout: timeout, + propCount: propCount, + hasTransform: hasTransform + } +} + +function getTimeout (delays, durations) { + return Math.max.apply(null, durations.map(function (d, i) { + return toMs(d) + toMs(delays[i]) + })) +} + +function toMs (s) { + return Number(s.slice(0, -1)) * 1000 +} + +/* */ + +function enter (vnode) { + var el = vnode.elm; + + // call leave callback now + if (el._leaveCb) { + el._leaveCb.cancelled = true; + el._leaveCb(); + } + + var data = resolveTransition(vnode.data.transition); + if (!data) { + return } - /** - * Linker functions return an unlink function that - * tearsdown all directives instances generated during - * the process. - * - * We create unlink functions with only the necessary - * information to avoid retaining additional closures. - * - * @param {Vue} vm - * @param {Array} dirs - * @param {Vue} [context] - * @param {Array} [contextDirs] - * @return {Function} - */ + /* istanbul ignore if */ + if (el._enterCb || el.nodeType !== 1) { + return + } + + var css = data.css; + var type = data.type; + var enterClass = data.enterClass; + var enterActiveClass = data.enterActiveClass; + var appearClass = data.appearClass; + var appearActiveClass = data.appearActiveClass; + var beforeEnter = data.beforeEnter; + var enter = data.enter; + var afterEnter = data.afterEnter; + var enterCancelled = data.enterCancelled; + var beforeAppear = data.beforeAppear; + var appear = data.appear; + var afterAppear = data.afterAppear; + var appearCancelled = data.appearCancelled; + + // activeInstance will always be the <transition> component managing this + // transition. One edge case to check is when the <transition> is placed + // as the root node of a child component. In that case we need to check + // <transition>'s parent for appear check. + var transitionNode = activeInstance.$vnode; + var context = transitionNode && transitionNode.parent + ? transitionNode.parent.context + : activeInstance; + + var isAppear = !context._isMounted || !vnode.isRootInsert; + + if (isAppear && !appear && appear !== '') { + return + } + + var startClass = isAppear ? appearClass : enterClass; + var activeClass = isAppear ? appearActiveClass : enterActiveClass; + var beforeEnterHook = isAppear ? (beforeAppear || beforeEnter) : beforeEnter; + var enterHook = isAppear ? (typeof appear === 'function' ? appear : enter) : enter; + var afterEnterHook = isAppear ? (afterAppear || afterEnter) : afterEnter; + var enterCancelledHook = isAppear ? (appearCancelled || enterCancelled) : enterCancelled; + + var expectsCSS = css !== false && !isIE9; + var userWantsControl = + enterHook && + // enterHook may be a bound method which exposes + // the length of original fn as _length + (enterHook._length || enterHook.length) > 1; + + var cb = el._enterCb = once(function () { + if (expectsCSS) { + removeTransitionClass(el, activeClass); + } + if (cb.cancelled) { + if (expectsCSS) { + removeTransitionClass(el, startClass); + } + enterCancelledHook && enterCancelledHook(el); + } else { + afterEnterHook && afterEnterHook(el); + } + el._enterCb = null; + }); - function makeUnlinkFn(vm, dirs, context, contextDirs) { - function unlink(destroying) { - teardownDirs(vm, dirs, destroying); - if (context && contextDirs) { - teardownDirs(context, contextDirs); + if (!vnode.data.show) { + // remove pending leave element on enter by injecting an insert hook + mergeVNodeHook(vnode.data.hook || (vnode.data.hook = {}), 'insert', function () { + var parent = el.parentNode; + var pendingNode = parent && parent._pending && parent._pending[vnode.key]; + if (pendingNode && pendingNode.tag === vnode.tag && pendingNode.elm._leaveCb) { + pendingNode.elm._leaveCb(); } - } - // expose linked directives - unlink.dirs = dirs; - return unlink; + enterHook && enterHook(el, cb); + }, 'transition-insert'); } - /** - * Teardown partial linked directives. - * - * @param {Vue} vm - * @param {Array} dirs - * @param {Boolean} destroying - */ - - function teardownDirs(vm, dirs, destroying) { - var i = dirs.length; - while (i--) { - dirs[i]._teardown(); - if ('development' !== 'production' && !destroying) { - vm._directives.$remove(dirs[i]); + // start enter transition + beforeEnterHook && beforeEnterHook(el); + if (expectsCSS) { + addTransitionClass(el, startClass); + addTransitionClass(el, activeClass); + nextFrame(function () { + removeTransitionClass(el, startClass); + if (!cb.cancelled && !userWantsControl) { + whenTransitionEnds(el, type, cb); } - } + }); } - /** - * Compile link props on an instance. - * - * @param {Vue} vm - * @param {Element} el - * @param {Object} props - * @param {Object} [scope] - * @return {Function} - */ - - function compileAndLinkProps(vm, el, props, scope) { - var propsLinkFn = compileProps(el, props, vm); - var propDirs = linkAndCapture(function () { - propsLinkFn(vm, scope); - }, vm); - return makeUnlinkFn(vm, propDirs); + if (vnode.data.show) { + enterHook && enterHook(el, cb); } - /** - * Compile the root element of an instance. - * - * 1. attrs on context container (context scope) - * 2. attrs on the component template root node, if - * replace:true (child scope) - * - * If this is a fragment instance, we only need to compile 1. - * - * @param {Element} el - * @param {Object} options - * @param {Object} contextOptions - * @return {Function} - */ - - function compileRoot(el, options, contextOptions) { - var containerAttrs = options._containerAttrs; - var replacerAttrs = options._replacerAttrs; - var contextLinkFn, replacerLinkFn; - - // only need to compile other attributes for - // non-fragment instances - if (el.nodeType !== 11) { - // for components, container and replacer need to be - // compiled separately and linked in different scopes. - if (options._asComponent) { - // 2. container attributes - if (containerAttrs && contextOptions) { - contextLinkFn = compileDirectives(containerAttrs, contextOptions); - } - if (replacerAttrs) { - // 3. replacer attributes - replacerLinkFn = compileDirectives(replacerAttrs, options); - } - } else { - // non-component, just compile as a normal element. - replacerLinkFn = compileDirectives(el.attributes, options); - } - } else if ('development' !== 'production' && containerAttrs) { - // warn container directives for fragment instances - var names = containerAttrs.filter(function (attr) { - // allow vue-loader/vueify scoped css attributes - return attr.name.indexOf('_v-') < 0 && - // allow event listeners - !onRE.test(attr.name) && - // allow slots - attr.name !== 'slot'; - }).map(function (attr) { - return '"' + attr.name + '"'; - }); - if (names.length) { - var plural = names.length > 1; - warn('Attribute' + (plural ? 's ' : ' ') + names.join(', ') + (plural ? ' are' : ' is') + ' ignored on component ' + '<' + options.el.tagName.toLowerCase() + '> because ' + 'the component is a fragment instance: ' + 'http://vuejs.org/guide/components.html#Fragment-Instance'); - } - } - - options._containerAttrs = options._replacerAttrs = null; - return function rootLinkFn(vm, el, scope) { - // link context scope dirs - var context = vm._context; - var contextDirs; - if (context && contextLinkFn) { - contextDirs = linkAndCapture(function () { - contextLinkFn(context, el, null, scope); - }, context); - } + if (!expectsCSS && !userWantsControl) { + cb(); + } +} - // link self - var selfDirs = linkAndCapture(function () { - if (replacerLinkFn) replacerLinkFn(vm, el); - }, vm); +function leave (vnode, rm) { + var el = vnode.elm; - // return the unlink function that tearsdown context - // container directives. - return makeUnlinkFn(vm, selfDirs, context, contextDirs); - }; + // call enter callback now + if (el._enterCb) { + el._enterCb.cancelled = true; + el._enterCb(); } - /** - * Compile a node and return a nodeLinkFn based on the - * node type. - * - * @param {Node} node - * @param {Object} options - * @return {Function|null} - */ + var data = resolveTransition(vnode.data.transition); + if (!data) { + return rm() + } - function compileNode(node, options) { - var type = node.nodeType; - if (type === 1 && !isScript(node)) { - return compileElement(node, options); - } else if (type === 3 && node.data.trim()) { - return compileTextNode(node, options); + /* istanbul ignore if */ + if (el._leaveCb || el.nodeType !== 1) { + return + } + + var css = data.css; + var type = data.type; + var leaveClass = data.leaveClass; + var leaveActiveClass = data.leaveActiveClass; + var beforeLeave = data.beforeLeave; + var leave = data.leave; + var afterLeave = data.afterLeave; + var leaveCancelled = data.leaveCancelled; + var delayLeave = data.delayLeave; + + var expectsCSS = css !== false && !isIE9; + var userWantsControl = + leave && + // leave hook may be a bound method which exposes + // the length of original fn as _length + (leave._length || leave.length) > 1; + + var cb = el._leaveCb = once(function () { + if (el.parentNode && el.parentNode._pending) { + el.parentNode._pending[vnode.key] = null; + } + if (expectsCSS) { + removeTransitionClass(el, leaveActiveClass); + } + if (cb.cancelled) { + if (expectsCSS) { + removeTransitionClass(el, leaveClass); + } + leaveCancelled && leaveCancelled(el); } else { - return null; + rm(); + afterLeave && afterLeave(el); } - } + el._leaveCb = null; + }); - /** - * Compile an element and return a nodeLinkFn. - * - * @param {Element} el - * @param {Object} options - * @return {Function|null} - */ + if (delayLeave) { + delayLeave(performLeave); + } else { + performLeave(); + } - function compileElement(el, options) { - // preprocess textareas. - // textarea treats its text content as the initial value. - // just bind it as an attr directive for value. - if (el.tagName === 'TEXTAREA') { - var tokens = parseText(el.value); - if (tokens) { - el.setAttribute(':value', tokensToExp(tokens)); - el.value = ''; - } - } - var linkFn; - var hasAttrs = el.hasAttributes(); - var attrs = hasAttrs && toArray(el.attributes); - // check terminal directives (for & if) - if (hasAttrs) { - linkFn = checkTerminalDirectives(el, attrs, options); + function performLeave () { + // the delayed leave may have already been cancelled + if (cb.cancelled) { + return } - // check element directives - if (!linkFn) { - linkFn = checkElementDirectives(el, options); + // record leaving element + if (!vnode.data.show) { + (el.parentNode._pending || (el.parentNode._pending = {}))[vnode.key] = vnode; } - // check component - if (!linkFn) { - linkFn = checkComponent(el, options); + beforeLeave && beforeLeave(el); + if (expectsCSS) { + addTransitionClass(el, leaveClass); + addTransitionClass(el, leaveActiveClass); + nextFrame(function () { + removeTransitionClass(el, leaveClass); + if (!cb.cancelled && !userWantsControl) { + whenTransitionEnds(el, type, cb); + } + }); } - // normal directives - if (!linkFn && hasAttrs) { - linkFn = compileDirectives(attrs, options); + leave && leave(el, cb); + if (!expectsCSS && !userWantsControl) { + cb(); } - return linkFn; } +} - /** - * Compile a textNode and return a nodeLinkFn. - * - * @param {TextNode} node - * @param {Object} options - * @return {Function|null} textNodeLinkFn - */ - - function compileTextNode(node, options) { - // skip marked text nodes - if (node._skip) { - return removeText; - } - - var tokens = parseText(node.wholeText); - if (!tokens) { - return null; - } - - // mark adjacent text nodes as skipped, - // because we are using node.wholeText to compile - // all adjacent text nodes together. This fixes - // issues in IE where sometimes it splits up a single - // text node into multiple ones. - var next = node.nextSibling; - while (next && next.nodeType === 3) { - next._skip = true; - next = next.nextSibling; - } - - var frag = document.createDocumentFragment(); - var el, token; - for (var i = 0, l = tokens.length; i < l; i++) { - token = tokens[i]; - el = token.tag ? processTextToken(token, options) : document.createTextNode(token.value); - frag.appendChild(el); +function resolveTransition (def$$1) { + if (!def$$1) { + return + } + /* istanbul ignore else */ + if (typeof def$$1 === 'object') { + var res = {}; + if (def$$1.css !== false) { + extend(res, autoCssTransition(def$$1.name || 'v')); } - return makeTextNodeLinkFn(tokens, frag, options); + extend(res, def$$1); + return res + } else if (typeof def$$1 === 'string') { + return autoCssTransition(def$$1) } +} - /** - * Linker for an skipped text node. - * - * @param {Vue} vm - * @param {Text} node - */ - - function removeText(vm, node) { - remove(node); +var autoCssTransition = cached(function (name) { + return { + enterClass: (name + "-enter"), + leaveClass: (name + "-leave"), + appearClass: (name + "-enter"), + enterActiveClass: (name + "-enter-active"), + leaveActiveClass: (name + "-leave-active"), + appearActiveClass: (name + "-enter-active") } +}); - /** - * Process a single text token. - * - * @param {Object} token - * @param {Object} options - * @return {Node} - */ +function once (fn) { + var called = false; + return function () { + if (!called) { + called = true; + fn(); + } + } +} - function processTextToken(token, options) { - var el; - if (token.oneTime) { - el = document.createTextNode(token.value); +var transition = inBrowser ? { + create: function create (_, vnode) { + if (!vnode.data.show) { + enter(vnode); + } + }, + remove: function remove (vnode, rm) { + /* istanbul ignore else */ + if (!vnode.data.show) { + leave(vnode, rm); } else { - if (token.html) { - el = document.createComment('v-html'); - setTokenType('html'); - } else { - // IE will clean up empty textNodes during - // frag.cloneNode(true), so we have to give it - // something here... - el = document.createTextNode(' '); - setTokenType('text'); - } - } - function setTokenType(type) { - if (token.descriptor) return; - var parsed = parseDirective(token.value); - token.descriptor = { - name: type, - def: directives[type], - expression: parsed.expression, - filters: parsed.filters - }; + rm(); } - return el; } +} : {}; - /** - * Build a function that processes a textNode. - * - * @param {Array<Object>} tokens - * @param {DocumentFragment} frag - */ - - function makeTextNodeLinkFn(tokens, frag) { - return function textNodeLinkFn(vm, el, host, scope) { - var fragClone = frag.cloneNode(true); - var childNodes = toArray(fragClone.childNodes); - var token, value, node; - for (var i = 0, l = tokens.length; i < l; i++) { - token = tokens[i]; - value = token.value; - if (token.tag) { - node = childNodes[i]; - if (token.oneTime) { - value = (scope || vm).$eval(value); - if (token.html) { - replace(node, parseTemplate(value, true)); - } else { - node.data = _toString(value); - } - } else { - vm._bindDir(token.descriptor, node, host, scope); - } - } - } - replace(el, fragClone); - }; - } +var platformModules = [ + attrs, + klass, + events, + domProps, + style, + transition +]; - /** - * Compile a node list and return a childLinkFn. - * - * @param {NodeList} nodeList - * @param {Object} options - * @return {Function|undefined} - */ +/* */ - function compileNodeList(nodeList, options) { - var linkFns = []; - var nodeLinkFn, childLinkFn, node; - for (var i = 0, l = nodeList.length; i < l; i++) { - node = nodeList[i]; - nodeLinkFn = compileNode(node, options); - childLinkFn = !(nodeLinkFn && nodeLinkFn.terminal) && node.tagName !== 'SCRIPT' && node.hasChildNodes() ? compileNodeList(node.childNodes, options) : null; - linkFns.push(nodeLinkFn, childLinkFn); - } - return linkFns.length ? makeChildLinkFn(linkFns) : null; - } +// the directive module should be applied last, after all +// built-in modules have been applied. +var modules = platformModules.concat(baseModules); - /** - * Make a child link function for a node's childNodes. - * - * @param {Array<Function>} linkFns - * @return {Function} childLinkFn - */ +var patch$1 = createPatchFunction({ nodeOps: nodeOps, modules: modules }); - function makeChildLinkFn(linkFns) { - return function childLinkFn(vm, nodes, host, scope, frag) { - var node, nodeLinkFn, childrenLinkFn; - for (var i = 0, n = 0, l = linkFns.length; i < l; n++) { - node = nodes[n]; - nodeLinkFn = linkFns[i++]; - childrenLinkFn = linkFns[i++]; - // cache childNodes before linking parent, fix #657 - var childNodes = toArray(node.childNodes); - if (nodeLinkFn) { - nodeLinkFn(vm, node, host, scope, frag); - } - if (childrenLinkFn) { - childrenLinkFn(vm, childNodes, host, scope, frag); - } - } - }; - } +/** + * Not type checking this file because flow doesn't like attaching + * properties to Elements. + */ - /** - * Check for element directives (custom elements that should - * be resovled as terminal directives). - * - * @param {Element} el - * @param {Object} options - */ +var modelableTagRE = /^input|select|textarea|vue-component-[0-9]+(-[0-9a-zA-Z_\-]*)?$/; - function checkElementDirectives(el, options) { - var tag = el.tagName.toLowerCase(); - if (commonTagRE.test(tag)) { - return; +/* istanbul ignore if */ +if (isIE9) { + // http://www.matts411.com/post/internet-explorer-9-oninput/ + document.addEventListener('selectionchange', function () { + var el = document.activeElement; + if (el && el.vmodel) { + trigger(el, 'input'); } - var def = resolveAsset(options, 'elementDirectives', tag); - if (def) { - return makeTerminalNodeLinkFn(el, tag, '', options, def); + }); +} + +var model = { + inserted: function inserted (el, binding, vnode) { + { + if (!modelableTagRE.test(vnode.tag)) { + warn( + "v-model is not supported on element type: <" + (vnode.tag) + ">. " + + 'If you are working with contenteditable, it\'s recommended to ' + + 'wrap a library dedicated for that purpose inside a custom component.', + vnode.context + ); + } } - } - - /** - * Check if an element is a component. If yes, return - * a component link function. - * - * @param {Element} el - * @param {Object} options - * @return {Function|undefined} - */ - - function checkComponent(el, options) { - var component = checkComponentAttr(el, options); - if (component) { - var ref = findRef(el); - var descriptor = { - name: 'component', - ref: ref, - expression: component.id, - def: internalDirectives.component, - modifiers: { - literal: !component.dynamic - } - }; - var componentLinkFn = function componentLinkFn(vm, el, host, scope, frag) { - if (ref) { - defineReactive((scope || vm).$refs, ref, null); - } - vm._bindDir(descriptor, el, host, scope, frag); + if (vnode.tag === 'select') { + var cb = function () { + setSelected(el, binding, vnode.context); }; - componentLinkFn.terminal = true; - return componentLinkFn; - } - } - - /** - * Check an element for terminal directives in fixed order. - * If it finds one, return a terminal link function. - * - * @param {Element} el - * @param {Array} attrs - * @param {Object} options - * @return {Function} terminalLinkFn - */ - - function checkTerminalDirectives(el, attrs, options) { - // skip v-pre - if (getAttr(el, 'v-pre') !== null) { - return skip; - } - // skip v-else block, but only if following v-if - if (el.hasAttribute('v-else')) { - var prev = el.previousElementSibling; - if (prev && prev.hasAttribute('v-if')) { - return skip; - } - } - - var attr, name, value, modifiers, matched, dirName, rawName, arg, def, termDef; - for (var i = 0, j = attrs.length; i < j; i++) { - attr = attrs[i]; - name = attr.name.replace(modifierRE, ''); - if (matched = name.match(dirAttrRE)) { - def = resolveAsset(options, 'directives', matched[1]); - if (def && def.terminal) { - if (!termDef || (def.priority || DEFAULT_TERMINAL_PRIORITY) > termDef.priority) { - termDef = def; - rawName = attr.name; - modifiers = parseModifiers(attr.name); - value = attr.value; - dirName = matched[1]; - arg = matched[2]; - } + cb(); + /* istanbul ignore if */ + if (isIE || isEdge) { + setTimeout(cb, 0); + } + } else if ( + (vnode.tag === 'textarea' || el.type === 'text') && + !binding.modifiers.lazy + ) { + if (!isAndroid) { + el.addEventListener('compositionstart', onCompositionStart); + el.addEventListener('compositionend', onCompositionEnd); + } + /* istanbul ignore if */ + if (isIE9) { + el.vmodel = true; + } + } + }, + componentUpdated: function componentUpdated (el, binding, vnode) { + if (vnode.tag === 'select') { + setSelected(el, binding, vnode.context); + // in case the options rendered by v-for have changed, + // it's possible that the value is out-of-sync with the rendered options. + // detect such cases and filter out values that no longer has a matchig + // option in the DOM. + var needReset = el.multiple + ? binding.value.some(function (v) { return hasNoMatchingOption(v, el.options); }) + : binding.value !== binding.oldValue && hasNoMatchingOption(binding.value, el.options); + if (needReset) { + trigger(el, 'change'); + } + } + } +}; + +function setSelected (el, binding, vm) { + var value = binding.value; + var isMultiple = el.multiple; + if (isMultiple && !Array.isArray(value)) { + "development" !== 'production' && warn( + "<select multiple v-model=\"" + (binding.expression) + "\"> " + + "expects an Array value for its binding, but got " + (Object.prototype.toString.call(value).slice(8, -1)), + vm + ); + return + } + var selected, option; + for (var i = 0, l = el.options.length; i < l; i++) { + option = el.options[i]; + if (isMultiple) { + selected = looseIndexOf(value, getValue(option)) > -1; + if (option.selected !== selected) { + option.selected = selected; + } + } else { + if (looseEqual(getValue(option), value)) { + if (el.selectedIndex !== i) { + el.selectedIndex = i; } + return } } + } + if (!isMultiple) { + el.selectedIndex = -1; + } +} - if (termDef) { - return makeTerminalNodeLinkFn(el, dirName, value, options, termDef, rawName, arg, modifiers); +function hasNoMatchingOption (value, options) { + for (var i = 0, l = options.length; i < l; i++) { + if (looseEqual(getValue(options[i]), value)) { + return false } } + return true +} - function skip() {} - skip.terminal = true; +function getValue (option) { + return '_value' in option + ? option._value + : option.value +} - /** - * Build a node link function for a terminal directive. - * A terminal link function terminates the current - * compilation recursion and handles compilation of the - * subtree in the directive. - * - * @param {Element} el - * @param {String} dirName - * @param {String} value - * @param {Object} options - * @param {Object} def - * @param {String} [rawName] - * @param {String} [arg] - * @param {Object} [modifiers] - * @return {Function} terminalLinkFn - */ +function onCompositionStart (e) { + e.target.composing = true; +} - function makeTerminalNodeLinkFn(el, dirName, value, options, def, rawName, arg, modifiers) { - var parsed = parseDirective(value); - var descriptor = { - name: dirName, - arg: arg, - expression: parsed.expression, - filters: parsed.filters, - raw: value, - attr: rawName, - modifiers: modifiers, - def: def - }; - // check ref for v-for and router-view - if (dirName === 'for' || dirName === 'router-view') { - descriptor.ref = findRef(el); - } - var fn = function terminalNodeLinkFn(vm, el, host, scope, frag) { - if (descriptor.ref) { - defineReactive((scope || vm).$refs, descriptor.ref, null); - } - vm._bindDir(descriptor, el, host, scope, frag); - }; - fn.terminal = true; - return fn; - } +function onCompositionEnd (e) { + e.target.composing = false; + trigger(e.target, 'input'); +} - /** - * Compile the directives on an element and return a linker. - * - * @param {Array|NamedNodeMap} attrs - * @param {Object} options - * @return {Function} - */ +function trigger (el, type) { + var e = document.createEvent('HTMLEvents'); + e.initEvent(type, true, true); + el.dispatchEvent(e); +} - function compileDirectives(attrs, options) { - var i = attrs.length; - var dirs = []; - var attr, name, value, rawName, rawValue, dirName, arg, modifiers, dirDef, tokens, matched; - while (i--) { - attr = attrs[i]; - name = rawName = attr.name; - value = rawValue = attr.value; - tokens = parseText(value); - // reset arg - arg = null; - // check modifiers - modifiers = parseModifiers(name); - name = name.replace(modifierRE, ''); - - // attribute interpolations - if (tokens) { - value = tokensToExp(tokens); - arg = name; - pushDir('bind', directives.bind, tokens); - // warn against mixing mustaches with v-bind - if ('development' !== 'production') { - if (name === 'class' && Array.prototype.some.call(attrs, function (attr) { - return attr.name === ':class' || attr.name === 'v-bind:class'; - })) { - warn('class="' + rawValue + '": Do not mix mustache interpolation ' + 'and v-bind for "class" on the same element. Use one or the other.', options); - } - } - } else - - // special attribute: transition - if (transitionRE.test(name)) { - modifiers.literal = !bindRE.test(name); - pushDir('transition', internalDirectives.transition); - } else - - // event handlers - if (onRE.test(name)) { - arg = name.replace(onRE, ''); - pushDir('on', directives.on); - } else - - // attribute bindings - if (bindRE.test(name)) { - dirName = name.replace(bindRE, ''); - if (dirName === 'style' || dirName === 'class') { - pushDir(dirName, internalDirectives[dirName]); - } else { - arg = dirName; - pushDir('bind', directives.bind); - } - } else - - // normal directives - if (matched = name.match(dirAttrRE)) { - dirName = matched[1]; - arg = matched[2]; - - // skip v-else (when used with v-show) - if (dirName === 'else') { - continue; - } - - dirDef = resolveAsset(options, 'directives', dirName, true); - if (dirDef) { - pushDir(dirName, dirDef); - } - } - } +/* */ - /** - * Push a directive. - * - * @param {String} dirName - * @param {Object|Function} def - * @param {Array} [interpTokens] - */ - - function pushDir(dirName, def, interpTokens) { - var hasOneTimeToken = interpTokens && hasOneTime(interpTokens); - var parsed = !hasOneTimeToken && parseDirective(value); - dirs.push({ - name: dirName, - attr: rawName, - raw: rawValue, - def: def, - arg: arg, - modifiers: modifiers, - // conversion from interpolation strings with one-time token - // to expression is differed until directive bind time so that we - // have access to the actual vm context for one-time bindings. - expression: parsed && parsed.expression, - filters: parsed && parsed.filters, - interp: interpTokens, - hasOneTime: hasOneTimeToken - }); - } +// recursively search for possible transition defined inside the component root +function locateNode (vnode) { + return vnode.child && (!vnode.data || !vnode.data.transition) + ? locateNode(vnode.child._vnode) + : vnode +} - if (dirs.length) { - return makeNodeLinkFn(dirs); - } - } +var show = { + bind: function bind (el, ref, vnode) { + var value = ref.value; - /** - * Parse modifiers from directive attribute name. - * - * @param {String} name - * @return {Object} - */ + vnode = locateNode(vnode); + var transition = vnode.data && vnode.data.transition; + if (value && transition && !isIE9) { + enter(vnode); + } + var originalDisplay = el.style.display === 'none' ? '' : el.style.display; + el.style.display = value ? originalDisplay : 'none'; + el.__vOriginalDisplay = originalDisplay; + }, + update: function update (el, ref, vnode) { + var value = ref.value; + var oldValue = ref.oldValue; - function parseModifiers(name) { - var res = Object.create(null); - var match = name.match(modifierRE); - if (match) { - var i = match.length; - while (i--) { - res[match[i].slice(1)] = true; + /* istanbul ignore if */ + if (value === oldValue) { return } + vnode = locateNode(vnode); + var transition = vnode.data && vnode.data.transition; + if (transition && !isIE9) { + if (value) { + enter(vnode); + el.style.display = el.__vOriginalDisplay; + } else { + leave(vnode, function () { + el.style.display = 'none'; + }); } - } - return res; + } else { + el.style.display = value ? el.__vOriginalDisplay : 'none'; + } + } +}; + +var platformDirectives = { + model: model, + show: show +}; + +/* */ + +// Provides transition support for a single element/component. +// supports transition mode (out-in / in-out) + +var transitionProps = { + name: String, + appear: Boolean, + css: Boolean, + mode: String, + type: String, + enterClass: String, + leaveClass: String, + enterActiveClass: String, + leaveActiveClass: String, + appearClass: String, + appearActiveClass: String +}; + +// in case the child is also an abstract component, e.g. <keep-alive> +// we want to recrusively retrieve the real component to be rendered +function getRealChild (vnode) { + var compOptions = vnode && vnode.componentOptions; + if (compOptions && compOptions.Ctor.options.abstract) { + return getRealChild(getFirstComponentChild(compOptions.children)) + } else { + return vnode } +} - /** - * Build a link function for all directives on a single node. - * - * @param {Array} directives - * @return {Function} directivesLinkFn - */ - - function makeNodeLinkFn(directives) { - return function nodeLinkFn(vm, el, host, scope, frag) { - // reverse apply because it's sorted low to high - var i = directives.length; - while (i--) { - vm._bindDir(directives[i], el, host, scope, frag); - } - }; +function extractTransitionData (comp) { + var data = {}; + var options = comp.$options; + // props + for (var key in options.propsData) { + data[key] = comp[key]; + } + // events. + // extract listeners and pass them directly to the transition methods + var listeners = options._parentListeners; + for (var key$1 in listeners) { + data[camelize(key$1)] = listeners[key$1].fn; } + return data +} - /** - * Check if an interpolation string contains one-time tokens. - * - * @param {Array} tokens - * @return {Boolean} - */ +function placeholder (h, rawChild) { + return /\d-keep-alive$/.test(rawChild.tag) + ? h('keep-alive') + : null +} - function hasOneTime(tokens) { - var i = tokens.length; - while (i--) { - if (tokens[i].oneTime) return true; +function hasParentTransition (vnode) { + while ((vnode = vnode.parent)) { + if (vnode.data.transition) { + return true } } +} - function isScript(el) { - return el.tagName === 'SCRIPT' && (!el.hasAttribute('type') || el.getAttribute('type') === 'text/javascript'); - } - - var specialCharRE = /[^\w\-:\.]/; +var Transition = { + name: 'transition', + props: transitionProps, + abstract: true, + render: function render (h) { + var this$1 = this; - /** - * Process an element or a DocumentFragment based on a - * instance option object. This allows us to transclude - * a template node/fragment before the instance is created, - * so the processed fragment can then be cloned and reused - * in v-for. - * - * @param {Element} el - * @param {Object} options - * @return {Element|DocumentFragment} - */ - - function transclude(el, options) { - // extract container attributes to pass them down - // to compiler, because they need to be compiled in - // parent scope. we are mutating the options object here - // assuming the same object will be used for compile - // right after this. - if (options) { - options._containerAttrs = extractAttrs(el); + var children = this.$slots.default; + if (!children) { + return } - // for template tags, what we want is its content as - // a documentFragment (for fragment instances) - if (isTemplate(el)) { - el = parseTemplate(el); - } - if (options) { - if (options._asComponent && !options.template) { - options.template = '<slot></slot>'; - } - if (options.template) { - options._content = extractContent(el); - el = transcludeTemplate(el, options); - } + + // filter out text nodes (possible whitespaces) + children = children.filter(function (c) { return c.tag; }); + /* istanbul ignore if */ + if (!children.length) { + return } - if (isFragment(el)) { - // anchors for fragment instance - // passing in `persist: true` to avoid them being - // discarded by IE during template cloning - prepend(createAnchor('v-start', true), el); - el.appendChild(createAnchor('v-end', true)); + + // warn multiple elements + if ("development" !== 'production' && children.length > 1) { + warn( + '<transition> can only be used on a single element. Use ' + + '<transition-group> for lists.', + this.$parent + ); } - return el; - } - /** - * Process the template option. - * If the replace option is true this will swap the $el. - * - * @param {Element} el - * @param {Object} options - * @return {Element|DocumentFragment} - */ + var mode = this.mode; - function transcludeTemplate(el, options) { - var template = options.template; - var frag = parseTemplate(template, true); - if (frag) { - var replacer = frag.firstChild; - var tag = replacer.tagName && replacer.tagName.toLowerCase(); - if (options.replace) { - /* istanbul ignore if */ - if (el === document.body) { - 'development' !== 'production' && warn('You are mounting an instance with a template to ' + '<body>. This will replace <body> entirely. You ' + 'should probably use `replace: false` here.'); - } - // there are many cases where the instance must - // become a fragment instance: basically anything that - // can create more than 1 root nodes. - if ( - // multi-children template - frag.childNodes.length > 1 || - // non-element template - replacer.nodeType !== 1 || - // single nested component - tag === 'component' || resolveAsset(options, 'components', tag) || hasBindAttr(replacer, 'is') || - // element directive - resolveAsset(options, 'elementDirectives', tag) || - // for block - replacer.hasAttribute('v-for') || - // if block - replacer.hasAttribute('v-if')) { - return frag; - } else { - options._replacerAttrs = extractAttrs(replacer); - mergeAttrs(el, replacer); - return replacer; - } - } else { - el.appendChild(frag); - return el; - } - } else { - 'development' !== 'production' && warn('Invalid template option: ' + template); + // warn invalid mode + if ("development" !== 'production' && + mode && mode !== 'in-out' && mode !== 'out-in') { + warn( + 'invalid <transition> mode: ' + mode, + this.$parent + ); } - } - /** - * Helper to extract a component container's attributes - * into a plain object array. - * - * @param {Element} el - * @return {Array} - */ + var rawChild = children[0]; - function extractAttrs(el) { - if (el.nodeType === 1 && el.hasAttributes()) { - return toArray(el.attributes); + // if this is a component root node and the component's + // parent container node also has transition, skip. + if (hasParentTransition(this.$vnode)) { + return rawChild } - } - /** - * Merge the attributes of two elements, and make sure - * the class names are merged properly. - * - * @param {Element} from - * @param {Element} to - */ - - function mergeAttrs(from, to) { - var attrs = from.attributes; - var i = attrs.length; - var name, value; - while (i--) { - name = attrs[i].name; - value = attrs[i].value; - if (!to.hasAttribute(name) && !specialCharRE.test(name)) { - to.setAttribute(name, value); - } else if (name === 'class' && !parseText(value) && (value = value.trim())) { - value.split(/\s+/).forEach(function (cls) { - addClass(to, cls); - }); + // apply transition data to child + // use getRealChild() to ignore abstract components e.g. keep-alive + var child = getRealChild(rawChild); + /* istanbul ignore if */ + if (!child) { + return rawChild + } + + if (this._leaving) { + return placeholder(h, rawChild) + } + + var key = child.key = child.key == null || child.isStatic + ? ("__v" + (child.tag + this._uid) + "__") + : child.key; + var data = (child.data || (child.data = {})).transition = extractTransitionData(this); + var oldRawChild = this._vnode; + var oldChild = getRealChild(oldRawChild); + + // mark v-show + // so that the transition module can hand over the control to the directive + if (child.data.directives && child.data.directives.some(function (d) { return d.name === 'show'; })) { + child.data.show = true; + } + + if (oldChild && oldChild.data && oldChild.key !== key) { + // replace old child transition data with fresh one + // important for dynamic transitions! + var oldData = oldChild.data.transition = extend({}, data); + + // handle transition mode + if (mode === 'out-in') { + // return placeholder node and queue update when leave finishes + this._leaving = true; + mergeVNodeHook(oldData, 'afterLeave', function () { + this$1._leaving = false; + this$1.$forceUpdate(); + }, key); + return placeholder(h, rawChild) + } else if (mode === 'in-out') { + var delayedLeave; + var performLeave = function () { delayedLeave(); }; + mergeVNodeHook(data, 'afterEnter', performLeave, key); + mergeVNodeHook(data, 'enterCancelled', performLeave, key); + mergeVNodeHook(oldData, 'delayLeave', function (leave) { + delayedLeave = leave; + }, key); + } + } + + return rawChild + } +}; + +/* */ + +// Provides transition support for list items. +// supports move transitions using the FLIP technique. + +// Because the vdom's children update algorithm is "unstable" - i.e. +// it doesn't guarantee the relative positioning of removed elements, +// we force transition-group to update its children into two passes: +// in the first pass, we remove all nodes that need to be removed, +// triggering their leaving transition; in the second pass, we insert/move +// into the final disired state. This way in the second pass removed +// nodes will remain where they should be. + +var props = extend({ + tag: String, + moveClass: String +}, transitionProps); + +delete props.mode; + +var TransitionGroup = { + props: props, + + render: function render (h) { + var tag = this.tag || this.$vnode.data.tag || 'span'; + var map = Object.create(null); + var prevChildren = this.prevChildren = this.children; + var rawChildren = this.$slots.default || []; + var children = this.children = []; + var transitionData = extractTransitionData(this); + + for (var i = 0; i < rawChildren.length; i++) { + var c = rawChildren[i]; + if (c.tag) { + if (c.key != null && String(c.key).indexOf('__vlist') !== 0) { + children.push(c); + map[c.key] = c + ;(c.data || (c.data = {})).transition = transitionData; + } else { + var opts = c.componentOptions; + var name = opts + ? (opts.Ctor.options.name || opts.tag) + : c.tag; + warn(("<transition-group> children must be keyed: <" + name + ">")); + } } } - } - - /** - * Scan and determine slot content distribution. - * We do this during transclusion instead at compile time so that - * the distribution is decoupled from the compilation order of - * the slots. - * - * @param {Element|DocumentFragment} template - * @param {Element} content - * @param {Vue} vm - */ - function resolveSlots(vm, content) { - if (!content) { - return; - } - var contents = vm._slotContents = Object.create(null); - var el, name; - for (var i = 0, l = content.children.length; i < l; i++) { - el = content.children[i]; - /* eslint-disable no-cond-assign */ - if (name = el.getAttribute('slot')) { - (contents[name] || (contents[name] = [])).push(el); + if (prevChildren) { + var kept = []; + var removed = []; + for (var i$1 = 0; i$1 < prevChildren.length; i$1++) { + var c$1 = prevChildren[i$1]; + c$1.data.transition = transitionData; + c$1.data.pos = c$1.elm.getBoundingClientRect(); + if (map[c$1.key]) { + kept.push(c$1); + } else { + removed.push(c$1); + } + } + this.kept = h(tag, null, kept); + this.removed = removed; + } + + return h(tag, null, children) + }, + + beforeUpdate: function beforeUpdate () { + // force removing pass + this.__patch__( + this._vnode, + this.kept, + false, // hydrating + true // removeOnly (!important, avoids unnecessary moves) + ); + this._vnode = this.kept; + }, + + updated: function updated () { + var children = this.prevChildren; + var moveClass = this.moveClass || (this.name + '-move'); + if (!children.length || !this.hasMove(children[0].elm, moveClass)) { + return + } + + // we divide the work into three loops to avoid mixing DOM reads and writes + // in each iteration - which helps prevent layout thrashing. + children.forEach(callPendingCbs); + children.forEach(recordPosition); + children.forEach(applyTranslation); + + // force reflow to put everything in position + var f = document.body.offsetHeight; // eslint-disable-line + + children.forEach(function (c) { + if (c.data.moved) { + var el = c.elm; + var s = el.style; + addTransitionClass(el, moveClass); + s.transform = s.WebkitTransform = s.transitionDuration = ''; + el.addEventListener(transitionEndEvent, el._moveCb = function cb (e) { + if (!e || /transform$/.test(e.propertyName)) { + el.removeEventListener(transitionEndEvent, cb); + el._moveCb = null; + removeTransitionClass(el, moveClass); + } + }); } - /* eslint-enable no-cond-assign */ - if ('development' !== 'production' && getBindAttr(el, 'slot')) { - warn('The "slot" attribute must be static.', vm.$parent); + }); + }, + + methods: { + hasMove: function hasMove (el, moveClass) { + /* istanbul ignore if */ + if (!hasTransition) { + return false } - } - for (name in contents) { - contents[name] = extractFragment(contents[name], content); - } - if (content.hasChildNodes()) { - var nodes = content.childNodes; - if (nodes.length === 1 && nodes[0].nodeType === 3 && !nodes[0].data.trim()) { - return; + if (this._hasMove != null) { + return this._hasMove } - contents['default'] = extractFragment(content.childNodes, content); + addTransitionClass(el, moveClass); + var info = getTransitionInfo(el); + removeTransitionClass(el, moveClass); + return (this._hasMove = info.hasTransform) } } +}; - /** - * Extract qualified content nodes from a node list. - * - * @param {NodeList} nodes - * @return {DocumentFragment} - */ - - function extractFragment(nodes, parent) { - var frag = document.createDocumentFragment(); - nodes = toArray(nodes); - for (var i = 0, l = nodes.length; i < l; i++) { - var node = nodes[i]; - if (isTemplate(node) && !node.hasAttribute('v-if') && !node.hasAttribute('v-for')) { - parent.removeChild(node); - node = parseTemplate(node, true); - } - frag.appendChild(node); +function callPendingCbs (c) { + /* istanbul ignore if */ + if (c.elm._moveCb) { + c.elm._moveCb(); + } + /* istanbul ignore if */ + if (c.elm._enterCb) { + c.elm._enterCb(); + } +} + +function recordPosition (c) { + c.data.newPos = c.elm.getBoundingClientRect(); +} + +function applyTranslation (c) { + var oldPos = c.data.pos; + var newPos = c.data.newPos; + var dx = oldPos.left - newPos.left; + var dy = oldPos.top - newPos.top; + if (dx || dy) { + c.data.moved = true; + var s = c.elm.style; + s.transform = s.WebkitTransform = "translate(" + dx + "px," + dy + "px)"; + s.transitionDuration = '0s'; + } +} + +var platformComponents = { + Transition: Transition, + TransitionGroup: TransitionGroup +}; + +/* */ + +// install platform specific utils +Vue$3.config.isUnknownElement = isUnknownElement; +Vue$3.config.isReservedTag = isReservedTag; +Vue$3.config.getTagNamespace = getTagNamespace; +Vue$3.config.mustUseProp = mustUseProp; + +// install platform runtime directives & components +extend(Vue$3.options.directives, platformDirectives); +extend(Vue$3.options.components, platformComponents); + +// install platform patch function +Vue$3.prototype.__patch__ = config._isServer ? noop : patch$1; + +// wrap mount +Vue$3.prototype.$mount = function ( + el, + hydrating +) { + el = el && !config._isServer ? query(el) : undefined; + return this._mount(el, hydrating) +}; + +// devtools global hook +/* istanbul ignore next */ +setTimeout(function () { + if (config.devtools) { + if (devtools) { + devtools.emit('init', Vue$3); + } else if ( + "development" !== 'production' && + inBrowser && /Chrome\/\d+/.test(window.navigator.userAgent) + ) { + console.log( + 'Download the Vue Devtools for a better development experience:\n' + + 'https://github.com/vuejs/vue-devtools' + ); } - return frag; } +}, 0); +/* */ +// check whether current browser encodes a char inside attribute values +function shouldDecode (content, encoded) { + var div = document.createElement('div'); + div.innerHTML = "<div a=\"" + content + "\">"; + return div.innerHTML.indexOf(encoded) > 0 +} - var compiler = Object.freeze({ - compile: compile, - compileAndLinkProps: compileAndLinkProps, - compileRoot: compileRoot, - transclude: transclude, - resolveSlots: resolveSlots - }); +// #3663 +// IE encodes newlines inside attribute values while other browsers don't +var shouldDecodeNewlines = inBrowser ? shouldDecode('\n', ' ') : false; - function stateMixin (Vue) { - /** - * Accessor for `$data` property, since setting $data - * requires observing the new object and updating - * proxied properties. - */ - - Object.defineProperty(Vue.prototype, '$data', { - get: function get() { - return this._data; - }, - set: function set(newData) { - if (newData !== this._data) { - this._setData(newData); - } - } - }); +/* */ - /** - * Setup the scope of an instance, which contains: - * - observed data - * - computed properties - * - user methods - * - meta properties - */ - - Vue.prototype._initState = function () { - this._initProps(); - this._initMeta(); - this._initMethods(); - this._initData(); - this._initComputed(); - }; +var decoder = document.createElement('div'); - /** - * Initialize props. - */ - - Vue.prototype._initProps = function () { - var options = this.$options; - var el = options.el; - var props = options.props; - if (props && !el) { - 'development' !== 'production' && warn('Props will not be compiled if no `el` option is ' + 'provided at instantiation.', this); - } - // make sure to convert string selectors into element now - el = options.el = query(el); - this._propsUnlinkFn = el && el.nodeType === 1 && props - // props must be linked in proper scope if inside v-for - ? compileAndLinkProps(this, el, props, this._scope) : null; - }; +function decode (html) { + decoder.innerHTML = html; + return decoder.textContent +} - /** - * Initialize the data. - */ - - Vue.prototype._initData = function () { - var dataFn = this.$options.data; - var data = this._data = dataFn ? dataFn() : {}; - if (!isPlainObject(data)) { - data = {}; - 'development' !== 'production' && warn('data functions should return an object.', this); - } - var props = this._props; - // proxy data on instance - var keys = Object.keys(data); - var i, key; - i = keys.length; - while (i--) { - key = keys[i]; - // there are two scenarios where we can proxy a data key: - // 1. it's not already defined as a prop - // 2. it's provided via a instantiation option AND there are no - // template prop present - if (!props || !hasOwn(props, key)) { - this._proxy(key); - } else if ('development' !== 'production') { - warn('Data field "' + key + '" is already defined ' + 'as a prop. To provide default value for a prop, use the "default" ' + 'prop option; if you want to pass prop values to an instantiation ' + 'call, use the "propsData" option.', this); - } - } - // observe data - observe(data, this); - }; +/** + * Not type-checking this file because it's mostly vendor code. + */ - /** - * Swap the instance's $data. Called in $data's setter. - * - * @param {Object} newData - */ - - Vue.prototype._setData = function (newData) { - newData = newData || {}; - var oldData = this._data; - this._data = newData; - var keys, key, i; - // unproxy keys not present in new data - keys = Object.keys(oldData); - i = keys.length; - while (i--) { - key = keys[i]; - if (!(key in newData)) { - this._unproxy(key); - } - } - // proxy keys not already proxied, - // and trigger change for changed values - keys = Object.keys(newData); - i = keys.length; - while (i--) { - key = keys[i]; - if (!hasOwn(this, key)) { - // new property - this._proxy(key); - } - } - oldData.__ob__.removeVm(this); - observe(newData, this); - this._digest(); - }; +/*! + * HTML Parser By John Resig (ejohn.org) + * Modified by Juriy "kangax" Zaytsev + * Original code by Erik Arvidsson, Mozilla Public License + * http://erik.eae.net/simplehtmlparser/simplehtmlparser.js + */ - /** - * Proxy a property, so that - * vm.prop === vm._data.prop - * - * @param {String} key - */ - - Vue.prototype._proxy = function (key) { - if (!isReserved(key)) { - // need to store ref to self here - // because these getter/setters might - // be called by child scopes via - // prototype inheritance. - var self = this; - Object.defineProperty(self, key, { - configurable: true, - enumerable: true, - get: function proxyGetter() { - return self._data[key]; - }, - set: function proxySetter(val) { - self._data[key] = val; +// Regular Expressions for parsing tags and attributes +var singleAttrIdentifier = /([^\s"'<>\/=]+)/; +var singleAttrAssign = /(?:=)/; +var singleAttrValues = [ + // attr value double quotes + /"([^"]*)"+/.source, + // attr value, single quotes + /'([^']*)'+/.source, + // attr value, no quotes + /([^\s"'=<>`]+)/.source +]; +var attribute = new RegExp( + '^\\s*' + singleAttrIdentifier.source + + '(?:\\s*(' + singleAttrAssign.source + ')' + + '\\s*(?:' + singleAttrValues.join('|') + '))?' +); + +// could use https://www.w3.org/TR/1999/REC-xml-names-19990114/#NT-QName +// but for Vue templates we can enforce a simple charset +var ncname = '[a-zA-Z_][\\w\\-\\.]*'; +var qnameCapture = '((?:' + ncname + '\\:)?' + ncname + ')'; +var startTagOpen = new RegExp('^<' + qnameCapture); +var startTagClose = /^\s*(\/?)>/; +var endTag = new RegExp('^<\\/' + qnameCapture + '[^>]*>'); +var doctype = /^<!DOCTYPE [^>]+>/i; + +var IS_REGEX_CAPTURING_BROKEN = false; +'x'.replace(/x(.)?/g, function (m, g) { + IS_REGEX_CAPTURING_BROKEN = g === ''; +}); + +// Special Elements (can contain anything) +var isSpecialTag = makeMap('script,style', true); + +var reCache = {}; + +var ltRE = /</g; +var gtRE = />/g; +var nlRE = / /g; +var ampRE = /&/g; +var quoteRE = /"/g; + +function decodeAttr (value, shouldDecodeNewlines) { + if (shouldDecodeNewlines) { + value = value.replace(nlRE, '\n'); + } + return value + .replace(ltRE, '<') + .replace(gtRE, '>') + .replace(ampRE, '&') + .replace(quoteRE, '"') +} + +function parseHTML (html, options) { + var stack = []; + var expectHTML = options.expectHTML; + var isUnaryTag$$1 = options.isUnaryTag || no; + var index = 0; + var last, lastTag; + while (html) { + last = html; + // Make sure we're not in a script or style element + if (!lastTag || !isSpecialTag(lastTag)) { + var textEnd = html.indexOf('<'); + if (textEnd === 0) { + // Comment: + if (/^<!--/.test(html)) { + var commentEnd = html.indexOf('-->'); + + if (commentEnd >= 0) { + advance(commentEnd + 3); + continue } - }); - } - }; - - /** - * Unproxy a property. - * - * @param {String} key - */ - - Vue.prototype._unproxy = function (key) { - if (!isReserved(key)) { - delete this[key]; - } - }; - - /** - * Force update on every watcher in scope. - */ + } - Vue.prototype._digest = function () { - for (var i = 0, l = this._watchers.length; i < l; i++) { - this._watchers[i].update(true); // shallow updates - } - }; + // http://en.wikipedia.org/wiki/Conditional_comment#Downlevel-revealed_conditional_comment + if (/^<!\[/.test(html)) { + var conditionalEnd = html.indexOf(']>'); - /** - * Setup computed properties. They are essentially - * special getter/setters - */ - - function noop() {} - Vue.prototype._initComputed = function () { - var computed = this.$options.computed; - if (computed) { - for (var key in computed) { - var userDef = computed[key]; - var def = { - enumerable: true, - configurable: true - }; - if (typeof userDef === 'function') { - def.get = makeComputedGetter(userDef, this); - def.set = noop; - } else { - def.get = userDef.get ? userDef.cache !== false ? makeComputedGetter(userDef.get, this) : bind(userDef.get, this) : noop; - def.set = userDef.set ? bind(userDef.set, this) : noop; + if (conditionalEnd >= 0) { + advance(conditionalEnd + 2); + continue } - Object.defineProperty(this, key, def); } - } - }; - function makeComputedGetter(getter, owner) { - var watcher = new Watcher(owner, getter, null, { - lazy: true - }); - return function computedGetter() { - if (watcher.dirty) { - watcher.evaluate(); + // Doctype: + var doctypeMatch = html.match(doctype); + if (doctypeMatch) { + advance(doctypeMatch[0].length); + continue } - if (Dep.target) { - watcher.depend(); - } - return watcher.value; - }; - } - /** - * Setup instance methods. Methods must be bound to the - * instance since they might be passed down as a prop to - * child components. - */ - - Vue.prototype._initMethods = function () { - var methods = this.$options.methods; - if (methods) { - for (var key in methods) { - this[key] = bind(methods[key], this); + // End tag: + var endTagMatch = html.match(endTag); + if (endTagMatch) { + var curIndex = index; + advance(endTagMatch[0].length); + parseEndTag(endTagMatch[0], endTagMatch[1], curIndex, index); + continue } - } - }; - - /** - * Initialize meta information like $index, $key & $value. - */ - Vue.prototype._initMeta = function () { - var metas = this.$options._meta; - if (metas) { - for (var key in metas) { - defineReactive(this, key, metas[key]); + // Start tag: + var startTagMatch = parseStartTag(); + if (startTagMatch) { + handleStartTag(startTagMatch); + continue } } - }; - } - - var eventRE = /^v-on:|^@/; - - function eventsMixin (Vue) { - /** - * Setup the instance's option events & watchers. - * If the value is a string, we pull it from the - * instance's methods by name. - */ - - Vue.prototype._initEvents = function () { - var options = this.$options; - if (options._asComponent) { - registerComponentEvents(this, options.el); - } - registerCallbacks(this, '$on', options.events); - registerCallbacks(this, '$watch', options.watch); - }; - /** - * Register v-on events on a child component - * - * @param {Vue} vm - * @param {Element} el - */ - - function registerComponentEvents(vm, el) { - var attrs = el.attributes; - var name, value, handler; - for (var i = 0, l = attrs.length; i < l; i++) { - name = attrs[i].name; - if (eventRE.test(name)) { - name = name.replace(eventRE, ''); - // force the expression into a statement so that - // it always dynamically resolves the method to call (#2670) - // kinda ugly hack, but does the job. - value = attrs[i].value; - if (isSimplePath(value)) { - value += '.apply(this, $arguments)'; - } - handler = (vm._scope || vm._context).$eval(value, true); - handler._fromParent = true; - vm.$on(name.replace(eventRE), handler); - } + var text = void 0; + if (textEnd >= 0) { + text = html.substring(0, textEnd); + advance(textEnd); + } else { + text = html; + html = ''; } - } - /** - * Register callbacks for option events and watchers. - * - * @param {Vue} vm - * @param {String} action - * @param {Object} hash - */ - - function registerCallbacks(vm, action, hash) { - if (!hash) return; - var handlers, key, i, j; - for (key in hash) { - handlers = hash[key]; - if (isArray(handlers)) { - for (i = 0, j = handlers.length; i < j; i++) { - register(vm, action, key, handlers[i]); - } - } else { - register(vm, action, key, handlers); - } + if (options.chars) { + options.chars(text); } + } else { + var stackedTag = lastTag.toLowerCase(); + var reStackedTag = reCache[stackedTag] || (reCache[stackedTag] = new RegExp('([\\s\\S]*?)(</' + stackedTag + '[^>]*>)', 'i')); + var endTagLength = 0; + var rest = html.replace(reStackedTag, function (all, text, endTag) { + endTagLength = endTag.length; + if (stackedTag !== 'script' && stackedTag !== 'style' && stackedTag !== 'noscript') { + text = text + .replace(/<!--([\s\S]*?)-->/g, '$1') + .replace(/<!\[CDATA\[([\s\S]*?)\]\]>/g, '$1'); + } + if (options.chars) { + options.chars(text); + } + return '' + }); + index += html.length - rest.length; + html = rest; + parseEndTag('</' + stackedTag + '>', stackedTag, index - endTagLength, index); } - /** - * Helper to register an event/watch callback. - * - * @param {Vue} vm - * @param {String} action - * @param {String} key - * @param {Function|String|Object} handler - * @param {Object} [options] - */ - - function register(vm, action, key, handler, options) { - var type = typeof handler; - if (type === 'function') { - vm[action](key, handler, options); - } else if (type === 'string') { - var methods = vm.$options.methods; - var method = methods && methods[handler]; - if (method) { - vm[action](key, method, options); - } else { - 'development' !== 'production' && warn('Unknown method: "' + handler + '" when ' + 'registering callback for ' + action + ': "' + key + '".', vm); - } - } else if (handler && type === 'object') { - register(vm, action, key, handler.handler, handler); - } + if (html === last) { + throw new Error('Error parsing template:\n\n' + html) } + } - /** - * Setup recursive attached/detached calls - */ - - Vue.prototype._initDOMHooks = function () { - this.$on('hook:attached', onAttached); - this.$on('hook:detached', onDetached); - }; + // Clean up any remaining tags + parseEndTag(); - /** - * Callback to recursively call attached hook on children - */ + function advance (n) { + index += n; + html = html.substring(n); + } - function onAttached() { - if (!this._isAttached) { - this._isAttached = true; - this.$children.forEach(callAttach); + function parseStartTag () { + var start = html.match(startTagOpen); + if (start) { + var match = { + tagName: start[1], + attrs: [], + start: index + }; + advance(start[0].length); + var end, attr; + while (!(end = html.match(startTagClose)) && (attr = html.match(attribute))) { + advance(attr[0].length); + match.attrs.push(attr); } - } - - /** - * Iterator to call attached hook - * - * @param {Vue} child - */ - - function callAttach(child) { - if (!child._isAttached && inDoc(child.$el)) { - child._callHook('attached'); + if (end) { + match.unarySlash = end[1]; + advance(end[0].length); + match.end = index; + return match } } + } - /** - * Callback to recursively call detached hook on children - */ + function handleStartTag (match) { + var tagName = match.tagName; + var unarySlash = match.unarySlash; - function onDetached() { - if (this._isAttached) { - this._isAttached = false; - this.$children.forEach(callDetach); + if (expectHTML) { + if (lastTag === 'p' && isNonPhrasingTag(tagName)) { + parseEndTag('', lastTag); } - } - - /** - * Iterator to call detached hook - * - * @param {Vue} child - */ - - function callDetach(child) { - if (child._isAttached && !inDoc(child.$el)) { - child._callHook('detached'); + if (canBeLeftOpenTag(tagName) && lastTag === tagName) { + parseEndTag('', tagName); } } - /** - * Trigger all handlers for a hook - * - * @param {String} hook - */ + var unary = isUnaryTag$$1(tagName) || tagName === 'html' && lastTag === 'head' || !!unarySlash; - Vue.prototype._callHook = function (hook) { - this.$emit('pre-hook:' + hook); - var handlers = this.$options[hook]; - if (handlers) { - for (var i = 0, j = handlers.length; i < j; i++) { - handlers[i].call(this); - } + var l = match.attrs.length; + var attrs = new Array(l); + for (var i = 0; i < l; i++) { + var args = match.attrs[i]; + // hackish work around FF bug https://bugzilla.mozilla.org/show_bug.cgi?id=369778 + if (IS_REGEX_CAPTURING_BROKEN && args[0].indexOf('""') === -1) { + if (args[3] === '') { delete args[3]; } + if (args[4] === '') { delete args[4]; } + if (args[5] === '') { delete args[5]; } } - this.$emit('hook:' + hook); - }; - } + var value = args[3] || args[4] || args[5] || ''; + attrs[i] = { + name: args[1], + value: decodeAttr( + value, + options.shouldDecodeNewlines + ) + }; + } - function noop$1() {} + if (!unary) { + stack.push({ tag: tagName, attrs: attrs }); + lastTag = tagName; + unarySlash = ''; + } - /** - * A directive links a DOM element with a piece of data, - * which is the result of evaluating an expression. - * It registers a watcher with the expression and calls - * the DOM update function when a change is triggered. - * - * @param {Object} descriptor - * - {String} name - * - {Object} def - * - {String} expression - * - {Array<Object>} [filters] - * - {Object} [modifiers] - * - {Boolean} literal - * - {String} attr - * - {String} arg - * - {String} raw - * - {String} [ref] - * - {Array<Object>} [interp] - * - {Boolean} [hasOneTime] - * @param {Vue} vm - * @param {Node} el - * @param {Vue} [host] - transclusion host component - * @param {Object} [scope] - v-for scope - * @param {Fragment} [frag] - owner fragment - * @constructor - */ - function Directive(descriptor, vm, el, host, scope, frag) { - this.vm = vm; - this.el = el; - // copy descriptor properties - this.descriptor = descriptor; - this.name = descriptor.name; - this.expression = descriptor.expression; - this.arg = descriptor.arg; - this.modifiers = descriptor.modifiers; - this.filters = descriptor.filters; - this.literal = this.modifiers && this.modifiers.literal; - // private - this._locked = false; - this._bound = false; - this._listeners = null; - // link context - this._host = host; - this._scope = scope; - this._frag = frag; - // store directives on node in dev mode - if ('development' !== 'production' && this.el) { - this.el._vue_directives = this.el._vue_directives || []; - this.el._vue_directives.push(this); + if (options.start) { + options.start(tagName, attrs, unary, match.start, match.end); } } - /** - * Initialize the directive, mixin definition properties, - * setup the watcher, call definition bind() and update() - * if present. - */ - - Directive.prototype._bind = function () { - var name = this.name; - var descriptor = this.descriptor; + function parseEndTag (tag, tagName, start, end) { + var pos; + if (start == null) { start = index; } + if (end == null) { end = index; } - // remove attribute - if ((name !== 'cloak' || this.vm._isCompiled) && this.el && this.el.removeAttribute) { - var attr = descriptor.attr || 'v-' + name; - this.el.removeAttribute(attr); - } - - // copy def properties - var def = descriptor.def; - if (typeof def === 'function') { - this.update = def; + // Find the closest opened tag of the same type + if (tagName) { + var needle = tagName.toLowerCase(); + for (pos = stack.length - 1; pos >= 0; pos--) { + if (stack[pos].tag.toLowerCase() === needle) { + break + } + } } else { - extend(this, def); + // If no tag name is provided, clean shop + pos = 0; } - // setup directive params - this._setupParams(); - - // initial bind - if (this.bind) { - this.bind(); - } - this._bound = true; + if (pos >= 0) { + // Close all the open elements, up the stack + for (var i = stack.length - 1; i >= pos; i--) { + if (options.end) { + options.end(stack[i].tag, start, end); + } + } - if (this.literal) { - this.update && this.update(descriptor.raw); - } else if ((this.expression || this.modifiers) && (this.update || this.twoWay) && !this._checkStatement()) { - // wrapped updater for context - var dir = this; - if (this.update) { - this._update = function (val, oldVal) { - if (!dir._locked) { - dir.update(val, oldVal); - } - }; - } else { - this._update = noop$1; + // Remove the open elements from the stack + stack.length = pos; + lastTag = pos && stack[pos - 1].tag; + } else if (tagName.toLowerCase() === 'br') { + if (options.start) { + options.start(tagName, [], true, start, end); } - var preProcess = this._preProcess ? bind(this._preProcess, this) : null; - var postProcess = this._postProcess ? bind(this._postProcess, this) : null; - var watcher = this._watcher = new Watcher(this.vm, this.expression, this._update, // callback - { - filters: this.filters, - twoWay: this.twoWay, - deep: this.deep, - preProcess: preProcess, - postProcess: postProcess, - scope: this._scope - }); - // v-model with inital inline value need to sync back to - // model instead of update to DOM on init. They would - // set the afterBind hook to indicate that. - if (this.afterBind) { - this.afterBind(); - } else if (this.update) { - this.update(watcher.value); + } else if (tagName.toLowerCase() === 'p') { + if (options.start) { + options.start(tagName, [], false, start, end); } - } - }; - - /** - * Setup all param attributes, e.g. track-by, - * transition-mode, etc... - */ - - Directive.prototype._setupParams = function () { - if (!this.params) { - return; - } - var params = this.params; - // swap the params array with a fresh object. - this.params = Object.create(null); - var i = params.length; - var key, val, mappedKey; - while (i--) { - key = hyphenate(params[i]); - mappedKey = camelize(key); - val = getBindAttr(this.el, key); - if (val != null) { - // dynamic - this._setupParamWatcher(mappedKey, val); - } else { - // static - val = getAttr(this.el, key); - if (val != null) { - this.params[mappedKey] = val === '' ? true : val; - } + if (options.end) { + options.end(tagName, start, end); } } - }; + } +} - /** - * Setup a watcher for a dynamic param. - * - * @param {String} key - * @param {String} expression - */ +/* */ - Directive.prototype._setupParamWatcher = function (key, expression) { - var self = this; - var called = false; - var unwatch = (this._scope || this.vm).$watch(expression, function (val, oldVal) { - self.params[key] = val; - // since we are in immediate mode, - // only call the param change callbacks if this is not the first update. - if (called) { - var cb = self.paramWatchers && self.paramWatchers[key]; - if (cb) { - cb.call(self, val, oldVal); - } +function parseFilters (exp) { + var inSingle = false; + var inDouble = false; + var curly = 0; + var square = 0; + var paren = 0; + var lastFilterIndex = 0; + var c, prev, i, expression, filters; + + for (i = 0; i < exp.length; i++) { + prev = c; + c = exp.charCodeAt(i); + if (inSingle) { + // check single quote + if (c === 0x27 && prev !== 0x5C) { inSingle = !inSingle; } + } else if (inDouble) { + // check double quote + if (c === 0x22 && prev !== 0x5C) { inDouble = !inDouble; } + } else if ( + c === 0x7C && // pipe + exp.charCodeAt(i + 1) !== 0x7C && + exp.charCodeAt(i - 1) !== 0x7C && + !curly && !square && !paren + ) { + if (expression === undefined) { + // first filter, end of expression + lastFilterIndex = i + 1; + expression = exp.slice(0, i).trim(); } else { - called = true; + pushFilter(); } - }, { - immediate: true, - user: false - });(this._paramUnwatchFns || (this._paramUnwatchFns = [])).push(unwatch); - }; - - /** - * Check if the directive is a function caller - * and if the expression is a callable one. If both true, - * we wrap up the expression and use it as the event - * handler. - * - * e.g. on-click="a++" - * - * @return {Boolean} - */ - - Directive.prototype._checkStatement = function () { - var expression = this.expression; - if (expression && this.acceptStatement && !isSimplePath(expression)) { - var fn = parseExpression(expression).get; - var scope = this._scope || this.vm; - var handler = function handler(e) { - scope.$event = e; - fn.call(scope, scope); - scope.$event = null; - }; - if (this.filters) { - handler = scope._applyFilters(handler, null, this.filters); + } else { + switch (c) { + case 0x22: inDouble = true; break // " + case 0x27: inSingle = true; break // ' + case 0x28: paren++; break // ( + case 0x29: paren--; break // ) + case 0x5B: square++; break // [ + case 0x5D: square--; break // ] + case 0x7B: curly++; break // { + case 0x7D: curly--; break // } } - this.update(handler); - return true; - } - }; - - /** - * Set the corresponding value with the setter. - * This should only be used in two-way directives - * e.g. v-model. - * - * @param {*} value - * @public - */ - - Directive.prototype.set = function (value) { - /* istanbul ignore else */ - if (this.twoWay) { - this._withLock(function () { - this._watcher.set(value); - }); - } else if ('development' !== 'production') { - warn('Directive.set() can only be used inside twoWay' + 'directives.'); } - }; - - /** - * Execute a function while preventing that function from - * triggering updates on this directive instance. - * - * @param {Function} fn - */ - - Directive.prototype._withLock = function (fn) { - var self = this; - self._locked = true; - fn.call(self); - nextTick(function () { - self._locked = false; - }); - }; - - /** - * Convenience method that attaches a DOM event listener - * to the directive element and autometically tears it down - * during unbind. - * - * @param {String} event - * @param {Function} handler - * @param {Boolean} [useCapture] - */ + } - Directive.prototype.on = function (event, handler, useCapture) { - on(this.el, event, handler, useCapture);(this._listeners || (this._listeners = [])).push([event, handler]); - }; + if (expression === undefined) { + expression = exp.slice(0, i).trim(); + } else if (lastFilterIndex !== 0) { + pushFilter(); + } - /** - * Teardown the watcher and call unbind. - */ + function pushFilter () { + (filters || (filters = [])).push(exp.slice(lastFilterIndex, i).trim()); + lastFilterIndex = i + 1; + } - Directive.prototype._teardown = function () { - if (this._bound) { - this._bound = false; - if (this.unbind) { - this.unbind(); - } - if (this._watcher) { - this._watcher.teardown(); - } - var listeners = this._listeners; - var i; - if (listeners) { - i = listeners.length; - while (i--) { - off(this.el, listeners[i][0], listeners[i][1]); - } - } - var unwatchFns = this._paramUnwatchFns; - if (unwatchFns) { - i = unwatchFns.length; - while (i--) { - unwatchFns[i](); - } - } - if ('development' !== 'production' && this.el) { - this.el._vue_directives.$remove(this); - } - this.vm = this.el = this._watcher = this._listeners = null; + if (filters) { + for (i = 0; i < filters.length; i++) { + expression = wrapFilter(expression, filters[i]); } - }; + } - function lifecycleMixin (Vue) { - /** - * Update v-ref for component. - * - * @param {Boolean} remove - */ - - Vue.prototype._updateRef = function (remove) { - var ref = this.$options._ref; - if (ref) { - var refs = (this._scope || this._context).$refs; - if (remove) { - if (refs[ref] === this) { - refs[ref] = null; - } - } else { - refs[ref] = this; - } - } - }; + return expression +} - /** - * Transclude, compile and link element. - * - * If a pre-compiled linker is available, that means the - * passed in element will be pre-transcluded and compiled - * as well - all we need to do is to call the linker. - * - * Otherwise we need to call transclude/compile/link here. - * - * @param {Element} el - */ - - Vue.prototype._compile = function (el) { - var options = this.$options; - - // transclude and init element - // transclude can potentially replace original - // so we need to keep reference; this step also injects - // the template and caches the original attributes - // on the container node and replacer node. - var original = el; - el = transclude(el, options); - this._initElement(el); - - // handle v-pre on root node (#2026) - if (el.nodeType === 1 && getAttr(el, 'v-pre') !== null) { - return; - } - - // root is always compiled per-instance, because - // container attrs and props can be different every time. - var contextOptions = this._context && this._context.$options; - var rootLinker = compileRoot(el, options, contextOptions); - - // resolve slot distribution - resolveSlots(this, options._content); - - // compile and link the rest - var contentLinkFn; - var ctor = this.constructor; - // component compilation can be cached - // as long as it's not using inline-template - if (options._linkerCachable) { - contentLinkFn = ctor.linker; - if (!contentLinkFn) { - contentLinkFn = ctor.linker = compile(el, options); - } +function wrapFilter (exp, filter) { + var i = filter.indexOf('('); + if (i < 0) { + // _f: resolveFilter + return ("_f(\"" + filter + "\")(" + exp + ")") + } else { + var name = filter.slice(0, i); + var args = filter.slice(i + 1); + return ("_f(\"" + name + "\")(" + exp + "," + args) + } +} + +/* */ + +var defaultTagRE = /\{\{((?:.|\n)+?)\}\}/g; +var regexEscapeRE = /[-.*+?^${}()|[\]\/\\]/g; + +var buildRegex = cached(function (delimiters) { + var open = delimiters[0].replace(regexEscapeRE, '\\$&'); + var close = delimiters[1].replace(regexEscapeRE, '\\$&'); + return new RegExp(open + '((?:.|\\n)+?)' + close, 'g') +}); + +function parseText ( + text, + delimiters +) { + var tagRE = delimiters ? buildRegex(delimiters) : defaultTagRE; + if (!tagRE.test(text)) { + return + } + var tokens = []; + var lastIndex = tagRE.lastIndex = 0; + var match, index; + while ((match = tagRE.exec(text))) { + index = match.index; + // push text token + if (index > lastIndex) { + tokens.push(JSON.stringify(text.slice(lastIndex, index))); + } + // tag token + var exp = parseFilters(match[1].trim()); + tokens.push(("_s(" + exp + ")")); + lastIndex = index + match[0].length; + } + if (lastIndex < text.length) { + tokens.push(JSON.stringify(text.slice(lastIndex))); + } + return tokens.join('+') +} + +/* */ + +function baseWarn (msg) { + console.error(("[Vue parser]: " + msg)); +} + +function pluckModuleFunction ( + modules, + key +) { + return modules + ? modules.map(function (m) { return m[key]; }).filter(function (_) { return _; }) + : [] +} + +function addProp (el, name, value) { + (el.props || (el.props = [])).push({ name: name, value: value }); +} + +function addAttr (el, name, value) { + (el.attrs || (el.attrs = [])).push({ name: name, value: value }); +} + +function addDirective ( + el, + name, + rawName, + value, + arg, + modifiers +) { + (el.directives || (el.directives = [])).push({ name: name, rawName: rawName, value: value, arg: arg, modifiers: modifiers }); +} + +function addHandler ( + el, + name, + value, + modifiers, + important +) { + // check capture modifier + if (modifiers && modifiers.capture) { + delete modifiers.capture; + name = '!' + name; // mark the event as captured + } + var events; + if (modifiers && modifiers.native) { + delete modifiers.native; + events = el.nativeEvents || (el.nativeEvents = {}); + } else { + events = el.events || (el.events = {}); + } + var newHandler = { value: value, modifiers: modifiers }; + var handlers = events[name]; + /* istanbul ignore if */ + if (Array.isArray(handlers)) { + important ? handlers.unshift(newHandler) : handlers.push(newHandler); + } else if (handlers) { + events[name] = important ? [newHandler, handlers] : [handlers, newHandler]; + } else { + events[name] = newHandler; + } +} + +function getBindingAttr ( + el, + name, + getStatic +) { + var dynamicValue = + getAndRemoveAttr(el, ':' + name) || + getAndRemoveAttr(el, 'v-bind:' + name); + if (dynamicValue != null) { + return dynamicValue + } else if (getStatic !== false) { + var staticValue = getAndRemoveAttr(el, name); + if (staticValue != null) { + return JSON.stringify(staticValue) + } + } +} + +function getAndRemoveAttr (el, name) { + var val; + if ((val = el.attrsMap[name]) != null) { + var list = el.attrsList; + for (var i = 0, l = list.length; i < l; i++) { + if (list[i].name === name) { + list.splice(i, 1); + break + } + } + } + return val +} + +/* */ + +var dirRE = /^v-|^@|^:/; +var forAliasRE = /(.*?)\s+(?:in|of)\s+(.*)/; +var forIteratorRE = /\(([^,]*),([^,]*)(?:,([^,]*))?\)/; +var bindRE = /^:|^v-bind:/; +var onRE = /^@|^v-on:/; +var argRE = /:(.*)$/; +var modifierRE = /\.[^\.]+/g; +var specialNewlineRE = /\u2028|\u2029/g; + +var decodeHTMLCached = cached(decode); + +// configurable state +var warn$1; +var platformGetTagNamespace; +var platformMustUseProp; +var platformIsPreTag; +var preTransforms; +var transforms; +var postTransforms; +var delimiters; + +/** + * Convert HTML string to AST. + */ +function parse ( + template, + options +) { + warn$1 = options.warn || baseWarn; + platformGetTagNamespace = options.getTagNamespace || no; + platformMustUseProp = options.mustUseProp || no; + platformIsPreTag = options.isPreTag || no; + preTransforms = pluckModuleFunction(options.modules, 'preTransformNode'); + transforms = pluckModuleFunction(options.modules, 'transformNode'); + postTransforms = pluckModuleFunction(options.modules, 'postTransformNode'); + delimiters = options.delimiters; + var stack = []; + var preserveWhitespace = options.preserveWhitespace !== false; + var root; + var currentParent; + var inVPre = false; + var inPre = false; + var warned = false; + parseHTML(template, { + expectHTML: options.expectHTML, + isUnaryTag: options.isUnaryTag, + shouldDecodeNewlines: options.shouldDecodeNewlines, + start: function start (tag, attrs, unary) { + // check namespace. + // inherit parent ns if there is one + var ns = (currentParent && currentParent.ns) || platformGetTagNamespace(tag); + + // handle IE svg bug + /* istanbul ignore if */ + if (options.isIE && ns === 'svg') { + attrs = guardIESVGBug(attrs); } - // link phase - // make sure to link root with prop scope! - var rootUnlinkFn = rootLinker(this, el, this._scope); - var contentUnlinkFn = contentLinkFn ? contentLinkFn(this, el) : compile(el, options)(this, el); - - // register composite unlink function - // to be called during instance destruction - this._unlinkFn = function () { - rootUnlinkFn(); - // passing destroying: true to avoid searching and - // splicing the directives - contentUnlinkFn(true); + var element = { + type: 1, + tag: tag, + attrsList: attrs, + attrsMap: makeAttrsMap(attrs, options.isIE), + parent: currentParent, + children: [] }; - - // finally replace original - if (options.replace) { - replace(original, el); + if (ns) { + element.ns = ns; } - this._isCompiled = true; - this._callHook('compiled'); - }; - - /** - * Initialize instance element. Called in the public - * $mount() method. - * - * @param {Element} el - */ - - Vue.prototype._initElement = function (el) { - if (isFragment(el)) { - this._isFragment = true; - this.$el = this._fragmentStart = el.firstChild; - this._fragmentEnd = el.lastChild; - // set persisted text anchors to empty - if (this._fragmentStart.nodeType === 3) { - this._fragmentStart.data = this._fragmentEnd.data = ''; - } - this._fragment = el; - } else { - this.$el = el; + if ("client" !== 'server' && isForbiddenTag(element)) { + element.forbidden = true; + "development" !== 'production' && warn$1( + 'Templates should only be responsible for mapping the state to the ' + + 'UI. Avoid placing tags with side-effects in your templates, such as ' + + "<" + tag + ">." + ); } - this.$el.__vue__ = this; - this._callHook('beforeCompile'); - }; - /** - * Create and bind a directive to an element. - * - * @param {Object} descriptor - parsed directive descriptor - * @param {Node} node - target node - * @param {Vue} [host] - transclusion host component - * @param {Object} [scope] - v-for scope - * @param {Fragment} [frag] - owner fragment - */ - - Vue.prototype._bindDir = function (descriptor, node, host, scope, frag) { - this._directives.push(new Directive(descriptor, this, node, host, scope, frag)); - }; - - /** - * Teardown an instance, unobserves the data, unbind all the - * directives, turn off all the event listeners, etc. - * - * @param {Boolean} remove - whether to remove the DOM node. - * @param {Boolean} deferCleanup - if true, defer cleanup to - * be called later - */ - - Vue.prototype._destroy = function (remove, deferCleanup) { - if (this._isBeingDestroyed) { - if (!deferCleanup) { - this._cleanup(); - } - return; + // apply pre-transforms + for (var i = 0; i < preTransforms.length; i++) { + preTransforms[i](element, options); } - var destroyReady; - var pendingRemoval; - - var self = this; - // Cleanup should be called either synchronously or asynchronoysly as - // callback of this.$remove(), or if remove and deferCleanup are false. - // In any case it should be called after all other removing, unbinding and - // turning of is done - var cleanupIfPossible = function cleanupIfPossible() { - if (destroyReady && !pendingRemoval && !deferCleanup) { - self._cleanup(); + if (!inVPre) { + processPre(element); + if (element.pre) { + inVPre = true; } - }; - - // remove DOM element - if (remove && this.$el) { - pendingRemoval = true; - this.$remove(function () { - pendingRemoval = false; - cleanupIfPossible(); - }); - } - - this._callHook('beforeDestroy'); - this._isBeingDestroyed = true; - var i; - // remove self from parent. only necessary - // if parent is not being destroyed as well. - var parent = this.$parent; - if (parent && !parent._isBeingDestroyed) { - parent.$children.$remove(this); - // unregister ref (remove: true) - this._updateRef(true); - } - // destroy all children. - i = this.$children.length; - while (i--) { - this.$children[i].$destroy(); } - // teardown props - if (this._propsUnlinkFn) { - this._propsUnlinkFn(); + if (platformIsPreTag(element.tag)) { + inPre = true; } - // teardown all directives. this also tearsdown all - // directive-owned watchers. - if (this._unlinkFn) { - this._unlinkFn(); - } - i = this._watchers.length; - while (i--) { - this._watchers[i].teardown(); - } - // remove reference to self on $el - if (this.$el) { - this.$el.__vue__ = null; - } - - destroyReady = true; - cleanupIfPossible(); - }; - - /** - * Clean up to ensure garbage collection. - * This is called after the leave transition if there - * is any. - */ - - Vue.prototype._cleanup = function () { - if (this._isDestroyed) { - return; - } - // remove self from owner fragment - // do it in cleanup so that we can call $destroy with - // defer right when a fragment is about to be removed. - if (this._frag) { - this._frag.children.$remove(this); - } - // remove reference from data ob - // frozen object may not have observer. - if (this._data && this._data.__ob__) { - this._data.__ob__.removeVm(this); - } - // Clean up references to private properties and other - // instances. preserve reference to _data so that proxy - // accessors still work. The only potential side effect - // here is that mutating the instance after it's destroyed - // may affect the state of other components that are still - // observing the same object, but that seems to be a - // reasonable responsibility for the user rather than - // always throwing an error on them. - this.$el = this.$parent = this.$root = this.$children = this._watchers = this._context = this._scope = this._directives = null; - // call the last hook... - this._isDestroyed = true; - this._callHook('destroyed'); - // turn off all instance listeners. - this.$off(); - }; - } - - function miscMixin (Vue) { - /** - * Apply a list of filter (descriptors) to a value. - * Using plain for loops here because this will be called in - * the getter of any watcher with filters so it is very - * performance sensitive. - * - * @param {*} value - * @param {*} [oldValue] - * @param {Array} filters - * @param {Boolean} write - * @return {*} - */ - - Vue.prototype._applyFilters = function (value, oldValue, filters, write) { - var filter, fn, args, arg, offset, i, l, j, k; - for (i = 0, l = filters.length; i < l; i++) { - filter = filters[write ? l - i - 1 : i]; - fn = resolveAsset(this.$options, 'filters', filter.name, true); - if (!fn) continue; - fn = write ? fn.write : fn.read || fn; - if (typeof fn !== 'function') continue; - args = write ? [value, oldValue] : [value]; - offset = write ? 2 : 1; - if (filter.args) { - for (j = 0, k = filter.args.length; j < k; j++) { - arg = filter.args[j]; - args[j + offset] = arg.dynamic ? this.$get(arg.value) : arg.value; + if (inVPre) { + processRawAttrs(element); + } else { + processFor(element); + processIf(element); + processOnce(element); + processKey(element); + + // determine whether this is a plain element after + // removing structural attributes + element.plain = !element.key && !attrs.length; + + processRef(element); + processSlot(element); + processComponent(element); + for (var i$1 = 0; i$1 < transforms.length; i$1++) { + transforms[i$1](element, options); + } + processAttrs(element); + } + + function checkRootConstraints (el) { + { + if (el.tag === 'slot' || el.tag === 'template') { + warn$1( + "Cannot use <" + (el.tag) + "> as component root element because it may " + + 'contain multiple nodes:\n' + template + ); + } + if (el.attrsMap.hasOwnProperty('v-for')) { + warn$1( + 'Cannot use v-for on stateful component root element because ' + + 'it renders multiple elements:\n' + template + ); } } - value = fn.apply(this, args); } - return value; - }; - /** - * Resolve a component, depending on whether the component - * is defined normally or using an async factory function. - * Resolves synchronously if already resolved, otherwise - * resolves asynchronously and caches the resolved - * constructor on the factory. - * - * @param {String|Function} value - * @param {Function} cb - */ - - Vue.prototype._resolveComponent = function (value, cb) { - var factory; - if (typeof value === 'function') { - factory = value; - } else { - factory = resolveAsset(this.$options, 'components', value, true); - } - /* istanbul ignore if */ - if (!factory) { - return; - } - // async component factory - if (!factory.options) { - if (factory.resolved) { - // cached - cb(factory.resolved); - } else if (factory.requested) { - // pool callbacks - factory.pendingCallbacks.push(cb); + // tree management + if (!root) { + root = element; + checkRootConstraints(root); + } else if ("development" !== 'production' && !stack.length && !warned) { + // allow 2 root elements with v-if and v-else + if (root.if && element.else) { + checkRootConstraints(element); + root.elseBlock = element; } else { - factory.requested = true; - var cbs = factory.pendingCallbacks = [cb]; - factory.call(this, function resolve(res) { - if (isPlainObject(res)) { - res = Vue.extend(res); - } - // cache resolved - factory.resolved = res; - // invoke callbacks - for (var i = 0, l = cbs.length; i < l; i++) { - cbs[i](res); - } - }, function reject(reason) { - 'development' !== 'production' && warn('Failed to resolve async component' + (typeof value === 'string' ? ': ' + value : '') + '. ' + (reason ? '\nReason: ' + reason : '')); - }); + warned = true; + warn$1( + ("Component template should contain exactly one root element:\n\n" + template) + ); } - } else { - // normal component - cb(factory); } - }; - } - - var filterRE$1 = /[^|]\|[^|]/; - - function dataAPI (Vue) { - /** - * Get the value from an expression on this vm. - * - * @param {String} exp - * @param {Boolean} [asStatement] - * @return {*} - */ - - Vue.prototype.$get = function (exp, asStatement) { - var res = parseExpression(exp); - if (res) { - if (asStatement) { - var self = this; - return function statementHandler() { - self.$arguments = toArray(arguments); - var result = res.get.call(self, self); - self.$arguments = null; - return result; - }; + if (currentParent && !element.forbidden) { + if (element.else) { + processElse(element, currentParent); } else { - try { - return res.get.call(this, this); - } catch (e) {} + currentParent.children.push(element); + element.parent = currentParent; } } - }; - - /** - * Set the value from an expression on this vm. - * The expression must be a valid left-hand - * expression in an assignment. - * - * @param {String} exp - * @param {*} val - */ - - Vue.prototype.$set = function (exp, val) { - var res = parseExpression(exp, true); - if (res && res.set) { - res.set.call(this, this, val); + if (!unary) { + currentParent = element; + stack.push(element); } - }; - - /** - * Delete a property on the VM - * - * @param {String} key - */ - - Vue.prototype.$delete = function (key) { - del(this._data, key); - }; - - /** - * Watch an expression, trigger callback when its - * value changes. - * - * @param {String|Function} expOrFn - * @param {Function} cb - * @param {Object} [options] - * - {Boolean} deep - * - {Boolean} immediate - * @return {Function} - unwatchFn - */ - - Vue.prototype.$watch = function (expOrFn, cb, options) { - var vm = this; - var parsed; - if (typeof expOrFn === 'string') { - parsed = parseDirective(expOrFn); - expOrFn = parsed.expression; - } - var watcher = new Watcher(vm, expOrFn, cb, { - deep: options && options.deep, - sync: options && options.sync, - filters: parsed && parsed.filters, - user: !options || options.user !== false - }); - if (options && options.immediate) { - cb.call(vm, watcher.value); + // apply post-transforms + for (var i$2 = 0; i$2 < postTransforms.length; i$2++) { + postTransforms[i$2](element, options); } - return function unwatchFn() { - watcher.teardown(); - }; - }; + }, - /** - * Evaluate a text directive, including filters. - * - * @param {String} text - * @param {Boolean} [asStatement] - * @return {String} - */ - - Vue.prototype.$eval = function (text, asStatement) { - // check for filters. - if (filterRE$1.test(text)) { - var dir = parseDirective(text); - // the filter regex check might give false positive - // for pipes inside strings, so it's possible that - // we don't get any filters here - var val = this.$get(dir.expression, asStatement); - return dir.filters ? this._applyFilters(val, null, dir.filters) : val; - } else { - // no filter - return this.$get(text, asStatement); + end: function end () { + // remove trailing whitespace + var element = stack[stack.length - 1]; + var lastNode = element.children[element.children.length - 1]; + if (lastNode && lastNode.type === 3 && lastNode.text === ' ') { + element.children.pop(); } - }; - - /** - * Interpolate a piece of template text. - * - * @param {String} text - * @return {String} - */ - - Vue.prototype.$interpolate = function (text) { - var tokens = parseText(text); - var vm = this; - if (tokens) { - if (tokens.length === 1) { - return vm.$eval(tokens[0].value) + ''; - } else { - return tokens.map(function (token) { - return token.tag ? vm.$eval(token.value) : token.value; - }).join(''); - } - } else { - return text; + // pop stack + stack.length -= 1; + currentParent = stack[stack.length - 1]; + // check pre state + if (element.pre) { + inVPre = false; } - }; + if (platformIsPreTag(element.tag)) { + inPre = false; + } + }, - /** - * Log instance data as a plain JS object - * so that it is easier to inspect in console. - * This method assumes console is available. - * - * @param {String} [path] - */ - - Vue.prototype.$log = function (path) { - var data = path ? getPath(this._data, path) : this._data; - if (data) { - data = clean(data); - } - // include computed fields - if (!path) { - var key; - for (key in this.$options.computed) { - data[key] = clean(this[key]); - } - if (this._props) { - for (key in this._props) { - data[key] = clean(this[key]); - } + chars: function chars (text) { + if (!currentParent) { + if ("development" !== 'production' && !warned && text === template) { + warned = true; + warn$1( + 'Component template requires a root element, rather than just text:\n\n' + template + ); + } + return + } + text = inPre || text.trim() + ? decodeHTMLCached(text) + // only preserve whitespace if its not right after a starting tag + : preserveWhitespace && currentParent.children.length ? ' ' : ''; + if (text) { + var expression; + if (!inVPre && text !== ' ' && (expression = parseText(text, delimiters))) { + currentParent.children.push({ + type: 2, + expression: expression, + text: text + }); + } else { + // #3895 special character + text = text.replace(specialNewlineRE, ''); + currentParent.children.push({ + type: 3, + text: text + }); } } - console.log(data); - }; - - /** - * "clean" a getter/setter converted object into a plain - * object copy. - * - * @param {Object} - obj - * @return {Object} - */ - - function clean(obj) { - return JSON.parse(JSON.stringify(obj)); } - } - - function domAPI (Vue) { - /** - * Convenience on-instance nextTick. The callback is - * auto-bound to the instance, and this avoids component - * modules having to rely on the global Vue. - * - * @param {Function} fn - */ - - Vue.prototype.$nextTick = function (fn) { - nextTick(fn, this); - }; - - /** - * Append instance to target - * - * @param {Node} target - * @param {Function} [cb] - * @param {Boolean} [withTransition] - defaults to true - */ - - Vue.prototype.$appendTo = function (target, cb, withTransition) { - return insert(this, target, cb, withTransition, append, appendWithTransition); - }; - - /** - * Prepend instance to target - * - * @param {Node} target - * @param {Function} [cb] - * @param {Boolean} [withTransition] - defaults to true - */ - - Vue.prototype.$prependTo = function (target, cb, withTransition) { - target = query(target); - if (target.hasChildNodes()) { - this.$before(target.firstChild, cb, withTransition); - } else { - this.$appendTo(target, cb, withTransition); - } - return this; - }; - - /** - * Insert instance before target - * - * @param {Node} target - * @param {Function} [cb] - * @param {Boolean} [withTransition] - defaults to true - */ - - Vue.prototype.$before = function (target, cb, withTransition) { - return insert(this, target, cb, withTransition, beforeWithCb, beforeWithTransition); - }; - - /** - * Insert instance after target - * - * @param {Node} target - * @param {Function} [cb] - * @param {Boolean} [withTransition] - defaults to true - */ - - Vue.prototype.$after = function (target, cb, withTransition) { - target = query(target); - if (target.nextSibling) { - this.$before(target.nextSibling, cb, withTransition); - } else { - this.$appendTo(target.parentNode, cb, withTransition); - } - return this; - }; - - /** - * Remove instance from DOM - * - * @param {Function} [cb] - * @param {Boolean} [withTransition] - defaults to true - */ - - Vue.prototype.$remove = function (cb, withTransition) { - if (!this.$el.parentNode) { - return cb && cb(); - } - var inDocument = this._isAttached && inDoc(this.$el); - // if we are not in document, no need to check - // for transitions - if (!inDocument) withTransition = false; - var self = this; - var realCb = function realCb() { - if (inDocument) self._callHook('detached'); - if (cb) cb(); + }); + return root +} + +function processPre (el) { + if (getAndRemoveAttr(el, 'v-pre') != null) { + el.pre = true; + } +} + +function processRawAttrs (el) { + var l = el.attrsList.length; + if (l) { + var attrs = el.attrs = new Array(l); + for (var i = 0; i < l; i++) { + attrs[i] = { + name: el.attrsList[i].name, + value: JSON.stringify(el.attrsList[i].value) }; - if (this._isFragment) { - removeNodeRange(this._fragmentStart, this._fragmentEnd, this, this._fragment, realCb); - } else { - var op = withTransition === false ? removeWithCb : removeWithTransition; - op(this.$el, this, realCb); - } - return this; - }; - - /** - * Shared DOM insertion function. - * - * @param {Vue} vm - * @param {Element} target - * @param {Function} [cb] - * @param {Boolean} [withTransition] - * @param {Function} op1 - op for non-transition insert - * @param {Function} op2 - op for transition insert - * @return vm - */ - - function insert(vm, target, cb, withTransition, op1, op2) { - target = query(target); - var targetIsDetached = !inDoc(target); - var op = withTransition === false || targetIsDetached ? op1 : op2; - var shouldCallHook = !targetIsDetached && !vm._isAttached && !inDoc(vm.$el); - if (vm._isFragment) { - mapNodeRange(vm._fragmentStart, vm._fragmentEnd, function (node) { - op(node, target, vm); - }); - cb && cb(); - } else { - op(vm.$el, target, vm, cb); - } - if (shouldCallHook) { - vm._callHook('attached'); - } - return vm; - } - - /** - * Check for selectors - * - * @param {String|Element} el - */ - - function query(el) { - return typeof el === 'string' ? document.querySelector(el) : el; } - - /** - * Append operation that takes a callback. - * - * @param {Node} el - * @param {Node} target - * @param {Vue} vm - unused - * @param {Function} [cb] - */ - - function append(el, target, vm, cb) { - target.appendChild(el); - if (cb) cb(); + } else if (!el.pre) { + // non root node in pre blocks with no attributes + el.plain = true; + } +} + +function processKey (el) { + var exp = getBindingAttr(el, 'key'); + if (exp) { + if ("development" !== 'production' && el.tag === 'template') { + warn$1("<template> cannot be keyed. Place the key on real elements instead."); + } + el.key = exp; + } +} + +function processRef (el) { + var ref = getBindingAttr(el, 'ref'); + if (ref) { + el.ref = ref; + el.refInFor = checkInFor(el); + } +} + +function processFor (el) { + var exp; + if ((exp = getAndRemoveAttr(el, 'v-for'))) { + var inMatch = exp.match(forAliasRE); + if (!inMatch) { + "development" !== 'production' && warn$1( + ("Invalid v-for expression: " + exp) + ); + return + } + el.for = inMatch[2].trim(); + var alias = inMatch[1].trim(); + var iteratorMatch = alias.match(forIteratorRE); + if (iteratorMatch) { + el.alias = iteratorMatch[1].trim(); + el.iterator1 = iteratorMatch[2].trim(); + if (iteratorMatch[3]) { + el.iterator2 = iteratorMatch[3].trim(); + } + } else { + el.alias = alias; } + } +} - /** - * InsertBefore operation that takes a callback. - * - * @param {Node} el - * @param {Node} target - * @param {Vue} vm - unused - * @param {Function} [cb] - */ +function processIf (el) { + var exp = getAndRemoveAttr(el, 'v-if'); + if (exp) { + el.if = exp; + } + if (getAndRemoveAttr(el, 'v-else') != null) { + el.else = true; + } +} - function beforeWithCb(el, target, vm, cb) { - before(el, target); - if (cb) cb(); - } +function processElse (el, parent) { + var prev = findPrevElement(parent.children); + if (prev && prev.if) { + prev.elseBlock = el; + } else { + warn$1( + ("v-else used on element <" + (el.tag) + "> without corresponding v-if.") + ); + } +} - /** - * Remove operation that takes a callback. - * - * @param {Node} el - * @param {Vue} vm - unused - * @param {Function} [cb] - */ +function processOnce (el) { + var once = getAndRemoveAttr(el, 'v-once'); + if (once != null) { + el.once = true; + } +} - function removeWithCb(el, vm, cb) { - remove(el); - if (cb) cb(); +function processSlot (el) { + if (el.tag === 'slot') { + el.slotName = getBindingAttr(el, 'name'); + } else { + var slotTarget = getBindingAttr(el, 'slot'); + if (slotTarget) { + el.slotTarget = slotTarget; } } +} - function eventsAPI (Vue) { - /** - * Listen on the given `event` with `fn`. - * - * @param {String} event - * @param {Function} fn - */ - - Vue.prototype.$on = function (event, fn) { - (this._events[event] || (this._events[event] = [])).push(fn); - modifyListenerCount(this, event, 1); - return this; - }; - - /** - * Adds an `event` listener that will be invoked a single - * time then automatically removed. - * - * @param {String} event - * @param {Function} fn - */ - - Vue.prototype.$once = function (event, fn) { - var self = this; - function on() { - self.$off(event, on); - fn.apply(this, arguments); - } - on.fn = fn; - this.$on(event, on); - return this; - }; +function processComponent (el) { + var binding; + if ((binding = getBindingAttr(el, 'is'))) { + el.component = binding; + } + if (getAndRemoveAttr(el, 'inline-template') != null) { + el.inlineTemplate = true; + } +} - /** - * Remove the given callback for `event` or all - * registered callbacks. - * - * @param {String} event - * @param {Function} fn - */ - - Vue.prototype.$off = function (event, fn) { - var cbs; - // all - if (!arguments.length) { - if (this.$parent) { - for (event in this._events) { - cbs = this._events[event]; - if (cbs) { - modifyListenerCount(this, event, -cbs.length); - } - } - } - this._events = {}; - return this; - } - // specific event - cbs = this._events[event]; - if (!cbs) { - return this; - } - if (arguments.length === 1) { - modifyListenerCount(this, event, -cbs.length); - this._events[event] = null; - return this; - } - // specific handler - var cb; - var i = cbs.length; - while (i--) { - cb = cbs[i]; - if (cb === fn || cb.fn === fn) { - modifyListenerCount(this, event, -1); - cbs.splice(i, 1); - break; +function processAttrs (el) { + var list = el.attrsList; + var i, l, name, rawName, value, arg, modifiers, isProp; + for (i = 0, l = list.length; i < l; i++) { + name = rawName = list[i].name; + value = list[i].value; + if (dirRE.test(name)) { + // mark element as dynamic + el.hasBindings = true; + // modifiers + modifiers = parseModifiers(name); + if (modifiers) { + name = name.replace(modifierRE, ''); + } + if (bindRE.test(name)) { // v-bind + name = name.replace(bindRE, ''); + if (modifiers && modifiers.prop) { + isProp = true; + name = camelize(name); + if (name === 'innerHtml') { name = 'innerHTML'; } + } + if (isProp || platformMustUseProp(name)) { + addProp(el, name, value); + } else { + addAttr(el, name, value); } - } - return this; - }; - - /** - * Trigger an event on self. - * - * @param {String|Object} event - * @return {Boolean} shouldPropagate - */ - - Vue.prototype.$emit = function (event) { - var isSource = typeof event === 'string'; - event = isSource ? event : event.name; - var cbs = this._events[event]; - var shouldPropagate = isSource || !cbs; - if (cbs) { - cbs = cbs.length > 1 ? toArray(cbs) : cbs; - // this is a somewhat hacky solution to the question raised - // in #2102: for an inline component listener like <comp @test="doThis">, - // the propagation handling is somewhat broken. Therefore we - // need to treat these inline callbacks differently. - var hasParentCbs = isSource && cbs.some(function (cb) { - return cb._fromParent; - }); - if (hasParentCbs) { - shouldPropagate = false; + } else if (onRE.test(name)) { // v-on + name = name.replace(onRE, ''); + addHandler(el, name, value, modifiers); + } else { // normal directives + name = name.replace(dirRE, ''); + // parse arg + var argMatch = name.match(argRE); + if (argMatch && (arg = argMatch[1])) { + name = name.slice(0, -(arg.length + 1)); } - var args = toArray(arguments, 1); - for (var i = 0, l = cbs.length; i < l; i++) { - var cb = cbs[i]; - var res = cb.apply(this, args); - if (res === true && (!hasParentCbs || cb._fromParent)) { - shouldPropagate = true; - } + addDirective(el, name, rawName, value, arg, modifiers); + if ("development" !== 'production' && name === 'model') { + checkForAliasModel(el, value); } } - return shouldPropagate; - }; - - /** - * Recursively broadcast an event to all children instances. - * - * @param {String|Object} event - * @param {...*} additional arguments - */ - - Vue.prototype.$broadcast = function (event) { - var isSource = typeof event === 'string'; - event = isSource ? event : event.name; - // if no child has registered for this event, - // then there's no need to broadcast. - if (!this._eventsCount[event]) return; - var children = this.$children; - var args = toArray(arguments); - if (isSource) { - // use object event to indicate non-source emit - // on children - args[0] = { name: event, source: this }; - } - for (var i = 0, l = children.length; i < l; i++) { - var child = children[i]; - var shouldPropagate = child.$emit.apply(child, args); - if (shouldPropagate) { - child.$broadcast.apply(child, args); + } else { + // literal attribute + { + var expression = parseText(value, delimiters); + if (expression) { + warn$1( + name + "=\"" + value + "\": " + + 'Interpolation inside attributes has been deprecated. ' + + 'Use v-bind or the colon shorthand instead.' + ); } } - return this; - }; - - /** - * Recursively propagate an event up the parent chain. - * - * @param {String} event - * @param {...*} additional arguments - */ - - Vue.prototype.$dispatch = function (event) { - var shouldPropagate = this.$emit.apply(this, arguments); - if (!shouldPropagate) return; - var parent = this.$parent; - var args = toArray(arguments); - // use object event to indicate non-source emit - // on parents - args[0] = { name: event, source: this }; - while (parent) { - shouldPropagate = parent.$emit.apply(parent, args); - parent = shouldPropagate ? parent.$parent : null; - } - return this; - }; - - /** - * Modify the listener counts on all parents. - * This bookkeeping allows $broadcast to return early when - * no child has listened to a certain event. - * - * @param {Vue} vm - * @param {String} event - * @param {Number} count - */ - - var hookRE = /^hook:/; - function modifyListenerCount(vm, event, count) { - var parent = vm.$parent; - // hooks do not get broadcasted so no need - // to do bookkeeping for them - if (!parent || !count || hookRE.test(event)) return; - while (parent) { - parent._eventsCount[event] = (parent._eventsCount[event] || 0) + count; - parent = parent.$parent; - } - } - } - - function lifecycleAPI (Vue) { - /** - * Set instance target element and kick off the compilation - * process. The passed in `el` can be a selector string, an - * existing Element, or a DocumentFragment (for block - * instances). - * - * @param {Element|DocumentFragment|string} el - * @public - */ - - Vue.prototype.$mount = function (el) { - if (this._isCompiled) { - 'development' !== 'production' && warn('$mount() should be called only once.', this); - return; - } - el = query(el); - if (!el) { - el = document.createElement('div'); - } - this._compile(el); - this._initDOMHooks(); - if (inDoc(this.$el)) { - this._callHook('attached'); - ready.call(this); - } else { - this.$once('hook:attached', ready); - } - return this; - }; - - /** - * Mark an instance as ready. - */ - - function ready() { - this._isAttached = true; - this._isReady = true; - this._callHook('ready'); + addAttr(el, name, JSON.stringify(value)); } - - /** - * Teardown the instance, simply delegate to the internal - * _destroy. - * - * @param {Boolean} remove - * @param {Boolean} deferCleanup - */ - - Vue.prototype.$destroy = function (remove, deferCleanup) { - this._destroy(remove, deferCleanup); - }; - - /** - * Partially compile a piece of DOM and return a - * decompile function. - * - * @param {Element|DocumentFragment} el - * @param {Vue} [host] - * @param {Object} [scope] - * @param {Fragment} [frag] - * @return {Function} - */ - - Vue.prototype.$compile = function (el, host, scope, frag) { - return compile(el, this.$options, true)(this, el, host, scope, frag); - }; } +} - /** - * The exposed Vue constructor. - * - * API conventions: - * - public API methods/properties are prefixed with `$` - * - internal methods/properties are prefixed with `_` - * - non-prefixed properties are assumed to be proxied user - * data. - * - * @constructor - * @param {Object} [options] - * @public - */ - - function Vue(options) { - this._init(options); +function checkInFor (el) { + var parent = el; + while (parent) { + if (parent.for !== undefined) { + return true + } + parent = parent.parent; } + return false +} - // install internals - initMixin(Vue); - stateMixin(Vue); - eventsMixin(Vue); - lifecycleMixin(Vue); - miscMixin(Vue); - - // install instance APIs - dataAPI(Vue); - domAPI(Vue); - eventsAPI(Vue); - lifecycleAPI(Vue); - - var slot = { - - priority: SLOT, - params: ['name'], - - bind: function bind() { - // this was resolved during component transclusion - var name = this.params.name || 'default'; - var content = this.vm._slotContents && this.vm._slotContents[name]; - if (!content || !content.hasChildNodes()) { - this.fallback(); - } else { - this.compile(content.cloneNode(true), this.vm._context, this.vm); - } - }, - - compile: function compile(content, context, host) { - if (content && context) { - if (this.el.hasChildNodes() && content.childNodes.length === 1 && content.childNodes[0].nodeType === 1 && content.childNodes[0].hasAttribute('v-if')) { - // if the inserted slot has v-if - // inject fallback content as the v-else - var elseBlock = document.createElement('template'); - elseBlock.setAttribute('v-else', ''); - elseBlock.innerHTML = this.el.innerHTML; - // the else block should be compiled in child scope - elseBlock._context = this.vm; - content.appendChild(elseBlock); - } - var scope = host ? host._scope : this._scope; - this.unlink = context.$compile(content, host, scope, this._frag); - } - if (content) { - replace(this.el, content); +function parseModifiers (name) { + var match = name.match(modifierRE); + if (match) { + var ret = {}; + match.forEach(function (m) { ret[m.slice(1)] = true; }); + return ret + } +} + +function makeAttrsMap (attrs, isIE) { + var map = {}; + for (var i = 0, l = attrs.length; i < l; i++) { + if ("development" !== 'production' && map[attrs[i].name] && !isIE) { + warn$1('duplicate attribute: ' + attrs[i].name); + } + map[attrs[i].name] = attrs[i].value; + } + return map +} + +function findPrevElement (children) { + var i = children.length; + while (i--) { + if (children[i].tag) { return children[i] } + } +} + +function isForbiddenTag (el) { + return ( + el.tag === 'style' || + (el.tag === 'script' && ( + !el.attrsMap.type || + el.attrsMap.type === 'text/javascript' + )) + ) +} + +var ieNSBug = /^xmlns:NS\d+/; +var ieNSPrefix = /^NS\d+:/; + +/* istanbul ignore next */ +function guardIESVGBug (attrs) { + var res = []; + for (var i = 0; i < attrs.length; i++) { + var attr = attrs[i]; + if (!ieNSBug.test(attr.name)) { + attr.name = attr.name.replace(ieNSPrefix, ''); + res.push(attr); + } + } + return res +} + +function checkForAliasModel (el, value) { + var _el = el; + while (_el) { + if (_el.for && _el.alias === value) { + warn$1( + "<" + (el.tag) + " v-model=\"" + value + "\">: " + + "You are binding v-model directly to a v-for iteration alias. " + + "This will not be able to modify the v-for source array because " + + "writing to the alias is like modifying a function local variable. " + + "Consider using an array of objects and use v-model on an object property instead." + ); + } + _el = _el.parent; + } +} + +/* */ + +var isStaticKey; +var isPlatformReservedTag; + +var genStaticKeysCached = cached(genStaticKeys$1); + +/** + * Goal of the optimizier: walk the generated template AST tree + * and detect sub-trees that are purely static, i.e. parts of + * the DOM that never needs to change. + * + * Once we detect these sub-trees, we can: + * + * 1. Hoist them into constants, so that we no longer need to + * create fresh nodes for them on each re-render; + * 2. Completely skip them in the patching process. + */ +function optimize (root, options) { + if (!root) { return } + isStaticKey = genStaticKeysCached(options.staticKeys || ''); + isPlatformReservedTag = options.isReservedTag || (function () { return false; }); + // first pass: mark all non-static nodes. + markStatic(root); + // second pass: mark static roots. + markStaticRoots(root, false); +} + +function genStaticKeys$1 (keys) { + return makeMap( + 'type,tag,attrsList,attrsMap,plain,parent,children,attrs' + + (keys ? ',' + keys : '') + ) +} + +function markStatic (node) { + node.static = isStatic(node); + if (node.type === 1) { + for (var i = 0, l = node.children.length; i < l; i++) { + var child = node.children[i]; + markStatic(child); + if (!child.static) { + node.static = false; + } + } + } +} + +function markStaticRoots (node, isInFor) { + if (node.type === 1) { + if (node.once || node.static) { + node.staticRoot = true; + node.staticInFor = isInFor; + return + } + if (node.children) { + for (var i = 0, l = node.children.length; i < l; i++) { + markStaticRoots(node.children[i], isInFor || !!node.for); + } + } + } +} + +function isStatic (node) { + if (node.type === 2) { // expression + return false + } + if (node.type === 3) { // text + return true + } + return !!(node.pre || ( + !node.hasBindings && // no dynamic bindings + !node.if && !node.for && // not v-if or v-for or v-else + !isBuiltInTag(node.tag) && // not a built-in + isPlatformReservedTag(node.tag) && // not a component + !isDirectChildOfTemplateFor(node) && + Object.keys(node).every(isStaticKey) + )) +} + +function isDirectChildOfTemplateFor (node) { + while (node.parent) { + node = node.parent; + if (node.tag !== 'template') { + return false + } + if (node.for) { + return true + } + } + return false +} + +/* */ + +var simplePathRE = /^\s*[A-Za-z_$][\w$]*(?:\.[A-Za-z_$][\w$]*|\['.*?'\]|\[".*?"\]|\[\d+\]|\[[A-Za-z_$][\w$]*\])*\s*$/; + +// keyCode aliases +var keyCodes = { + esc: 27, + tab: 9, + enter: 13, + space: 32, + up: 38, + left: 37, + right: 39, + down: 40, + 'delete': [8, 46] +}; + +var modifierCode = { + stop: '$event.stopPropagation();', + prevent: '$event.preventDefault();', + self: 'if($event.target !== $event.currentTarget)return;' +}; + +function genHandlers (events, native) { + var res = native ? 'nativeOn:{' : 'on:{'; + for (var name in events) { + res += "\"" + name + "\":" + (genHandler(events[name])) + ","; + } + return res.slice(0, -1) + '}' +} + +function genHandler ( + handler +) { + if (!handler) { + return 'function(){}' + } else if (Array.isArray(handler)) { + return ("[" + (handler.map(genHandler).join(',')) + "]") + } else if (!handler.modifiers) { + return simplePathRE.test(handler.value) + ? handler.value + : ("function($event){" + (handler.value) + "}") + } else { + var code = ''; + var keys = []; + for (var key in handler.modifiers) { + if (modifierCode[key]) { + code += modifierCode[key]; } else { - remove(this.el); - } - }, - - fallback: function fallback() { - this.compile(extractContent(this.el, true), this.vm); - }, - - unbind: function unbind() { - if (this.unlink) { - this.unlink(); + keys.push(key); } } - }; - - var partial = { - - priority: PARTIAL, - - params: ['name'], - - // watch changes to name for dynamic partials - paramWatchers: { - name: function name(value) { - vIf.remove.call(this); - if (value) { - this.insert(value); - } - } - }, + if (keys.length) { + code = genKeyFilter(keys) + code; + } + var handlerCode = simplePathRE.test(handler.value) + ? handler.value + '($event)' + : handler.value; + return 'function($event){' + code + handlerCode + '}' + } +} - bind: function bind() { - this.anchor = createAnchor('v-partial'); - replace(this.el, this.anchor); - this.insert(this.params.name); - }, +function genKeyFilter (keys) { + var code = keys.length === 1 + ? normalizeKeyCode(keys[0]) + : Array.prototype.concat.apply([], keys.map(normalizeKeyCode)); + if (Array.isArray(code)) { + return ("if(" + (code.map(function (c) { return ("$event.keyCode!==" + c); }).join('&&')) + ")return;") + } else { + return ("if($event.keyCode!==" + code + ")return;") + } +} - insert: function insert(id) { - var partial = resolveAsset(this.vm.$options, 'partials', id, true); - if (partial) { - this.factory = new FragmentFactory(this.vm, partial); - vIf.insert.call(this); - } - }, +function normalizeKeyCode (key) { + return ( + parseInt(key, 10) || // number keyCode + keyCodes[key] || // built-in alias + ("_k(" + (JSON.stringify(key)) + ")") // custom alias + ) +} - unbind: function unbind() { - if (this.frag) { - this.frag.destroy(); - } - } - }; +/* */ - var elementDirectives = { - slot: slot, - partial: partial +function bind$2 (el, dir) { + el.wrapData = function (code) { + return ("_b(" + code + "," + (dir.value) + (dir.modifiers && dir.modifiers.prop ? ',true' : '') + ")") }; +} + +var baseDirectives = { + bind: bind$2, + cloak: noop +}; + +/* */ + +// configurable state +var warn$2; +var transforms$1; +var dataGenFns; +var platformDirectives$1; +var staticRenderFns; +var currentOptions; + +function generate ( + ast, + options +) { + // save previous staticRenderFns so generate calls can be nested + var prevStaticRenderFns = staticRenderFns; + var currentStaticRenderFns = staticRenderFns = []; + currentOptions = options; + warn$2 = options.warn || baseWarn; + transforms$1 = pluckModuleFunction(options.modules, 'transformCode'); + dataGenFns = pluckModuleFunction(options.modules, 'genData'); + platformDirectives$1 = options.directives || {}; + var code = ast ? genElement(ast) : '_h("div")'; + staticRenderFns = prevStaticRenderFns; + return { + render: ("with(this){return " + code + "}"), + staticRenderFns: currentStaticRenderFns + } +} + +function genElement (el) { + if (el.staticRoot && !el.staticProcessed) { + // hoist static sub-trees out + el.staticProcessed = true; + staticRenderFns.push(("with(this){return " + (genElement(el)) + "}")); + return ("_m(" + (staticRenderFns.length - 1) + (el.staticInFor ? ',true' : '') + ")") + } else if (el.for && !el.forProcessed) { + return genFor(el) + } else if (el.if && !el.ifProcessed) { + return genIf(el) + } else if (el.tag === 'template' && !el.slotTarget) { + return genChildren(el) || 'void 0' + } else if (el.tag === 'slot') { + return genSlot(el) + } else { + // component or element + var code; + if (el.component) { + code = genComponent(el); + } else { + var data = genData(el); + var children = el.inlineTemplate ? null : genChildren(el); + code = "_h('" + (el.tag) + "'" + (data ? ("," + data) : '') + (children ? ("," + children) : '') + ")"; + } + // module transforms + for (var i = 0; i < transforms$1.length; i++) { + code = transforms$1[i](el, code); + } + return code + } +} + +function genIf (el) { + var exp = el.if; + el.ifProcessed = true; // avoid recursion + return ("(" + exp + ")?" + (genElement(el)) + ":" + (genElse(el))) +} + +function genElse (el) { + return el.elseBlock + ? genElement(el.elseBlock) + : '_e()' +} + +function genFor (el) { + var exp = el.for; + var alias = el.alias; + var iterator1 = el.iterator1 ? ("," + (el.iterator1)) : ''; + var iterator2 = el.iterator2 ? ("," + (el.iterator2)) : ''; + el.forProcessed = true; // avoid recursion + return "_l((" + exp + ")," + + "function(" + alias + iterator1 + iterator2 + "){" + + "return " + (genElement(el)) + + '})' +} + +function genData (el) { + if (el.plain) { + return + } + + var data = '{'; + + // directives first. + // directives may mutate the el's other properties before they are generated. + var dirs = genDirectives(el); + if (dirs) { data += dirs + ','; } + + // key + if (el.key) { + data += "key:" + (el.key) + ","; + } + // ref + if (el.ref) { + data += "ref:" + (el.ref) + ","; + } + if (el.refInFor) { + data += "refInFor:true,"; + } + // record original tag name for components using "is" attribute + if (el.component) { + data += "tag:\"" + (el.tag) + "\","; + } + // slot target + if (el.slotTarget) { + data += "slot:" + (el.slotTarget) + ","; + } + // module data generation functions + for (var i = 0; i < dataGenFns.length; i++) { + data += dataGenFns[i](el); + } + // attributes + if (el.attrs) { + data += "attrs:{" + (genProps(el.attrs)) + "},"; + } + // DOM props + if (el.props) { + data += "domProps:{" + (genProps(el.props)) + "},"; + } + // event handlers + if (el.events) { + data += (genHandlers(el.events)) + ","; + } + if (el.nativeEvents) { + data += (genHandlers(el.nativeEvents, true)) + ","; + } + // inline-template + if (el.inlineTemplate) { + var ast = el.children[0]; + if ("development" !== 'production' && ( + el.children.length > 1 || ast.type !== 1 + )) { + warn$2('Inline-template components must have exactly one child element.'); + } + if (ast.type === 1) { + var inlineRenderFns = generate(ast, currentOptions); + data += "inlineTemplate:{render:function(){" + (inlineRenderFns.render) + "},staticRenderFns:[" + (inlineRenderFns.staticRenderFns.map(function (code) { return ("function(){" + code + "}"); }).join(',')) + "]}"; + } + } + data = data.replace(/,$/, '') + '}'; + // v-bind data wrap + if (el.wrapData) { + data = el.wrapData(data); + } + return data +} + +function genDirectives (el) { + var dirs = el.directives; + if (!dirs) { return } + var res = 'directives:['; + var hasRuntime = false; + var i, l, dir, needRuntime; + for (i = 0, l = dirs.length; i < l; i++) { + dir = dirs[i]; + needRuntime = true; + var gen = platformDirectives$1[dir.name] || baseDirectives[dir.name]; + if (gen) { + // compile-time directive that manipulates AST. + // returns true if it also needs a runtime counterpart. + needRuntime = !!gen(el, dir, warn$2); + } + if (needRuntime) { + hasRuntime = true; + res += "{name:\"" + (dir.name) + "\",rawName:\"" + (dir.rawName) + "\"" + (dir.value ? (",value:(" + (dir.value) + "),expression:" + (JSON.stringify(dir.value))) : '') + (dir.arg ? (",arg:\"" + (dir.arg) + "\"") : '') + (dir.modifiers ? (",modifiers:" + (JSON.stringify(dir.modifiers))) : '') + "},"; + } + } + if (hasRuntime) { + return res.slice(0, -1) + ']' + } +} - var convertArray = vFor._postProcess; - - /** - * Limit filter for arrays - * - * @param {Number} n - * @param {Number} offset (Decimal expected) - */ - - function limitBy(arr, n, offset) { - offset = offset ? parseInt(offset, 10) : 0; - n = toNumber(n); - return typeof n === 'number' ? arr.slice(offset, offset + n) : arr; +function genChildren (el) { + if (el.children.length) { + return '[' + el.children.map(genNode).join(',') + ']' } +} - /** - * Filter filter for arrays - * - * @param {String} search - * @param {String} [delimiter] - * @param {String} ...dataKeys - */ - - function filterBy(arr, search, delimiter) { - arr = convertArray(arr); - if (search == null) { - return arr; - } - if (typeof search === 'function') { - return arr.filter(search); - } - // cast to lowercase string - search = ('' + search).toLowerCase(); - // allow optional `in` delimiter - // because why not - var n = delimiter === 'in' ? 3 : 2; - // extract and flatten keys - var keys = Array.prototype.concat.apply([], toArray(arguments, n)); - var res = []; - var item, key, val, j; - for (var i = 0, l = arr.length; i < l; i++) { - item = arr[i]; - val = item && item.$value || item; - j = keys.length; - if (j) { - while (j--) { - key = keys[j]; - if (key === '$key' && contains(item.$key, search) || contains(getPath(val, key), search)) { - res.push(item); - break; +function genNode (node) { + if (node.type === 1) { + return genElement(node) + } else { + return genText(node) + } +} + +function genText (text) { + return text.type === 2 + ? text.expression // no need for () because already wrapped in _s() + : JSON.stringify(text.text) +} + +function genSlot (el) { + var slotName = el.slotName || '"default"'; + var children = genChildren(el); + return children + ? ("_t(" + slotName + "," + children + ")") + : ("_t(" + slotName + ")") +} + +function genComponent (el) { + var children = el.inlineTemplate ? null : genChildren(el); + return ("_h(" + (el.component) + "," + (genData(el)) + (children ? ("," + children) : '') + ")") +} + +function genProps (props) { + var res = ''; + for (var i = 0; i < props.length; i++) { + var prop = props[i]; + res += "\"" + (prop.name) + "\":" + (prop.value) + ","; + } + return res.slice(0, -1) +} + +/* */ + +/** + * Compile a template. + */ +function compile$1 ( + template, + options +) { + var ast = parse(template.trim(), options); + optimize(ast, options); + var code = generate(ast, options); + return { + ast: ast, + render: code.render, + staticRenderFns: code.staticRenderFns + } +} + +/* */ + +// operators like typeof, instanceof and in are allowed +var prohibitedKeywordRE = new RegExp('\\b' + ( + 'do,if,for,let,new,try,var,case,else,with,await,break,catch,class,const,' + + 'super,throw,while,yield,delete,export,import,return,switch,default,' + + 'extends,finally,continue,debugger,function,arguments' +).split(',').join('\\b|\\b') + '\\b'); +// check valid identifier for v-for +var identRE = /[A-Za-z_$][\w$]*/; +// strip strings in expressions +var stripStringRE = /'(?:[^'\\]|\\.)*'|"(?:[^"\\]|\\.)*"|`(?:[^`\\]|\\.)*\$\{|\}(?:[^`\\]|\\.)*`|`(?:[^`\\]|\\.)*`/g; + +// detect problematic expressions in a template +function detectErrors (ast) { + var errors = []; + if (ast) { + checkNode(ast, errors); + } + return errors +} + +function checkNode (node, errors) { + if (node.type === 1) { + for (var name in node.attrsMap) { + if (dirRE.test(name)) { + var value = node.attrsMap[name]; + if (value) { + if (name === 'v-for') { + checkFor(node, ("v-for=\"" + value + "\""), errors); + } else { + checkExpression(value, (name + "=\"" + value + "\""), errors); } } - } else if (contains(item, search)) { - res.push(item); } } - return res; + if (node.children) { + for (var i = 0; i < node.children.length; i++) { + checkNode(node.children[i], errors); + } + } + } else if (node.type === 2) { + checkExpression(node.expression, node.text, errors); } +} - /** - * Filter filter for arrays - * - * @param {String|Array<String>|Function} ...sortKeys - * @param {Number} [order] - */ - - function orderBy(arr) { - var comparator = null; - var sortKeys = undefined; - arr = convertArray(arr); +function checkFor (node, text, errors) { + checkExpression(node.for || '', text, errors); + checkIdentifier(node.alias, 'v-for alias', text, errors); + checkIdentifier(node.iterator1, 'v-for iterator', text, errors); + checkIdentifier(node.iterator2, 'v-for iterator', text, errors); +} - // determine order (last argument) - var args = toArray(arguments, 1); - var order = args[args.length - 1]; - if (typeof order === 'number') { - order = order < 0 ? -1 : 1; - args = args.length > 1 ? args.slice(0, -1) : args; - } else { - order = 1; - } +function checkIdentifier (ident, type, text, errors) { + if (typeof ident === 'string' && !identRE.test(ident)) { + errors.push(("- invalid " + type + " \"" + ident + "\" in expression: " + text)); + } +} - // determine sortKeys & comparator - var firstArg = args[0]; - if (!firstArg) { - return arr; - } else if (typeof firstArg === 'function') { - // custom comparator - comparator = function (a, b) { - return firstArg(a, b) * order; - }; +function checkExpression (exp, text, errors) { + try { + new Function(("return " + exp)); + } catch (e) { + var keywordMatch = exp.replace(stripStringRE, '').match(prohibitedKeywordRE); + if (keywordMatch) { + errors.push( + "- avoid using JavaScript keyword as property name: " + + "\"" + (keywordMatch[0]) + "\" in expression " + text + ); } else { - // string keys. flatten first - sortKeys = Array.prototype.concat.apply([], args); - comparator = function (a, b, i) { - i = i || 0; - return i >= sortKeys.length - 1 ? baseCompare(a, b, i) : baseCompare(a, b, i) || comparator(a, b, i + 1); - }; - } - - function baseCompare(a, b, sortKeyIndex) { - var sortKey = sortKeys[sortKeyIndex]; - if (sortKey) { - if (sortKey !== '$key') { - if (isObject(a) && '$value' in a) a = a.$value; - if (isObject(b) && '$value' in b) b = b.$value; - } - a = isObject(a) ? getPath(a, sortKey) : a; - b = isObject(b) ? getPath(b, sortKey) : b; + errors.push(("- invalid expression: " + text)); + } + } +} + +/* */ + +function transformNode (el, options) { + var warn = options.warn || baseWarn; + var staticClass = getAndRemoveAttr(el, 'class'); + if ("development" !== 'production' && staticClass) { + var expression = parseText(staticClass, options.delimiters); + if (expression) { + warn( + "class=\"" + staticClass + "\": " + + 'Interpolation inside attributes has been deprecated. ' + + 'Use v-bind or the colon shorthand instead.' + ); + } + } + if (staticClass) { + el.staticClass = JSON.stringify(staticClass); + } + var classBinding = getBindingAttr(el, 'class', false /* getStatic */); + if (classBinding) { + el.classBinding = classBinding; + } +} + +function genData$1 (el) { + var data = ''; + if (el.staticClass) { + data += "staticClass:" + (el.staticClass) + ","; + } + if (el.classBinding) { + data += "class:" + (el.classBinding) + ","; + } + return data +} + +var klass$1 = { + staticKeys: ['staticClass'], + transformNode: transformNode, + genData: genData$1 +}; + +/* */ + +function transformNode$1 (el) { + var styleBinding = getBindingAttr(el, 'style', false /* getStatic */); + if (styleBinding) { + el.styleBinding = styleBinding; + } +} + +function genData$2 (el) { + return el.styleBinding + ? ("style:(" + (el.styleBinding) + "),") + : '' +} + +var style$1 = { + transformNode: transformNode$1, + genData: genData$2 +}; + +var modules$1 = [ + klass$1, + style$1 +]; + +/* */ + +var warn$3; + +function model$1 ( + el, + dir, + _warn +) { + warn$3 = _warn; + var value = dir.value; + var modifiers = dir.modifiers; + var tag = el.tag; + var type = el.attrsMap.type; + { + var dynamicType = el.attrsMap['v-bind:type'] || el.attrsMap[':type']; + if (tag === 'input' && dynamicType) { + warn$3( + "<input :type=\"" + dynamicType + "\" v-model=\"" + value + "\">:\n" + + "v-model does not support dynamic input types. Use v-if branches instead." + ); + } + } + if (tag === 'select') { + genSelect(el, value); + } else if (tag === 'input' && type === 'checkbox') { + genCheckboxModel(el, value); + } else if (tag === 'input' && type === 'radio') { + genRadioModel(el, value); + } else { + genDefaultModel(el, value, modifiers); + } + // ensure runtime directive metadata + return true +} + +function genCheckboxModel (el, value) { + if ("development" !== 'production' && + el.attrsMap.checked != null) { + warn$3( + "<" + (el.tag) + " v-model=\"" + value + "\" checked>:\n" + + "inline checked attributes will be ignored when using v-model. " + + 'Declare initial values in the component\'s data option instead.' + ); + } + var valueBinding = getBindingAttr(el, 'value') || 'null'; + var trueValueBinding = getBindingAttr(el, 'true-value') || 'true'; + var falseValueBinding = getBindingAttr(el, 'false-value') || 'false'; + addProp(el, 'checked', + "Array.isArray(" + value + ")" + + "?_i(" + value + "," + valueBinding + ")>-1" + + ":_q(" + value + "," + trueValueBinding + ")" + ); + addHandler(el, 'change', + "var $$a=" + value + "," + + '$$el=$event.target,' + + "$$c=$$el.checked?(" + trueValueBinding + "):(" + falseValueBinding + ");" + + 'if(Array.isArray($$a)){' + + "var $$v=" + valueBinding + "," + + '$$i=_i($$a,$$v);' + + "if($$c){$$i<0&&(" + value + "=$$a.concat($$v))}" + + "else{$$i>-1&&(" + value + "=$$a.slice(0,$$i).concat($$a.slice($$i+1)))}" + + "}else{" + value + "=$$c}", + null, true + ); +} + +function genRadioModel (el, value) { + if ("development" !== 'production' && + el.attrsMap.checked != null) { + warn$3( + "<" + (el.tag) + " v-model=\"" + value + "\" checked>:\n" + + "inline checked attributes will be ignored when using v-model. " + + 'Declare initial values in the component\'s data option instead.' + ); + } + var valueBinding = getBindingAttr(el, 'value') || 'null'; + addProp(el, 'checked', ("_q(" + value + "," + valueBinding + ")")); + addHandler(el, 'change', (value + "=" + valueBinding), null, true); +} + +function genDefaultModel ( + el, + value, + modifiers +) { + { + if (el.tag === 'input' && el.attrsMap.value) { + warn$3( + "<" + (el.tag) + " v-model=\"" + value + "\" value=\"" + (el.attrsMap.value) + "\">:\n" + + 'inline value attributes will be ignored when using v-model. ' + + 'Declare initial values in the component\'s data option instead.' + ); + } + if (el.tag === 'textarea' && el.children.length) { + warn$3( + "<textarea v-model=\"" + value + "\">:\n" + + 'inline content inside <textarea> will be ignored when using v-model. ' + + 'Declare initial values in the component\'s data option instead.' + ); + } + } + + var type = el.attrsMap.type; + var ref = modifiers || {}; + var lazy = ref.lazy; + var number = ref.number; + var trim = ref.trim; + var event = lazy || (isIE && type === 'range') ? 'change' : 'input'; + var needCompositionGuard = !lazy && type !== 'range'; + var isNative = el.tag === 'input' || el.tag === 'textarea'; + + var valueExpression = isNative + ? ("$event.target.value" + (trim ? '.trim()' : '')) + : "$event"; + var code = number || type === 'number' + ? (value + "=_n(" + valueExpression + ")") + : (value + "=" + valueExpression); + if (isNative && needCompositionGuard) { + code = "if($event.target.composing)return;" + code; + } + // inputs with type="file" are read only and setting the input's + // value will throw an error. + if ("development" !== 'production' && + type === 'file') { + warn$3( + "<" + (el.tag) + " v-model=\"" + value + "\" type=\"file\">:\n" + + "File inputs are read only. Use a v-on:change listener instead." + ); + } + addProp(el, 'value', isNative ? ("_s(" + value + ")") : ("(" + value + ")")); + addHandler(el, event, code, null, true); +} + +function genSelect (el, value) { + { + el.children.some(checkOptionWarning); + } + var code = value + "=Array.prototype.filter" + + ".call($event.target.options,function(o){return o.selected})" + + ".map(function(o){return \"_value\" in o ? o._value : o.value})" + + (el.attrsMap.multiple == null ? '[0]' : ''); + addHandler(el, 'change', code, null, true); +} + +function checkOptionWarning (option) { + if (option.type === 1 && + option.tag === 'option' && + option.attrsMap.selected != null) { + warn$3( + "<select v-model=\"" + (option.parent.attrsMap['v-model']) + "\">:\n" + + 'inline selected attributes on <option> will be ignored when using v-model. ' + + 'Declare initial values in the component\'s data option instead.' + ); + return true + } + return false +} + +/* */ + +function text (el, dir) { + if (dir.value) { + addProp(el, 'textContent', ("_s(" + (dir.value) + ")")); + } +} + +/* */ + +function html (el, dir) { + if (dir.value) { + addProp(el, 'innerHTML', ("_s(" + (dir.value) + ")")); + } +} + +var directives$1 = { + model: model$1, + text: text, + html: html +}; + +/* */ + +var cache = Object.create(null); + +var baseOptions = { + isIE: isIE, + expectHTML: true, + modules: modules$1, + staticKeys: genStaticKeys(modules$1), + directives: directives$1, + isReservedTag: isReservedTag, + isUnaryTag: isUnaryTag, + mustUseProp: mustUseProp, + getTagNamespace: getTagNamespace, + isPreTag: isPreTag +}; + +function compile$$1 ( + template, + options +) { + options = options + ? extend(extend({}, baseOptions), options) + : baseOptions; + return compile$1(template, options) +} + +function compileToFunctions ( + template, + options, + vm +) { + var _warn = (options && options.warn) || warn; + // detect possible CSP restriction + /* istanbul ignore if */ + { + try { + new Function('return 1'); + } catch (e) { + if (e.toString().match(/unsafe-eval|CSP/)) { + _warn( + 'It seems you are using the standalone build of Vue.js in an ' + + 'environment with Content Security Policy that prohibits unsafe-eval. ' + + 'The template compiler cannot work in this environment. Consider ' + + 'relaxing the policy to allow unsafe-eval or pre-compiling your ' + + 'templates into render functions.' + ); } - return a === b ? 0 : a > b ? order : -order; } - - // sort on a copy to avoid mutating original array - return arr.slice().sort(comparator); } - - /** - * String contain helper - * - * @param {*} val - * @param {String} search - */ - - function contains(val, search) { - var i; - if (isPlainObject(val)) { - var keys = Object.keys(val); - i = keys.length; - while (i--) { - if (contains(val[keys[i]], search)) { - return true; - } - } - } else if (isArray(val)) { - i = val.length; - while (i--) { - if (contains(val[i], search)) { - return true; - } - } - } else if (val != null) { - return val.toString().toLowerCase().indexOf(search) > -1; + var key = options && options.delimiters + ? String(options.delimiters) + template + : template; + if (cache[key]) { + return cache[key] + } + var res = {}; + var compiled = compile$$1(template, options); + res.render = makeFunction(compiled.render); + var l = compiled.staticRenderFns.length; + res.staticRenderFns = new Array(l); + for (var i = 0; i < l; i++) { + res.staticRenderFns[i] = makeFunction(compiled.staticRenderFns[i]); + } + { + if (res.render === noop || res.staticRenderFns.some(function (fn) { return fn === noop; })) { + _warn( + "failed to compile template:\n\n" + template + "\n\n" + + detectErrors(compiled.ast).join('\n') + + '\n\n', + vm + ); } } + return (cache[key] = res) +} - var digitsRE = /(\d{3})(?=\d)/g; - - // asset collections must be a plain object. - var filters = { - - orderBy: orderBy, - filterBy: filterBy, - limitBy: limitBy, - - /** - * Stringify value. - * - * @param {Number} indent - */ - - json: { - read: function read(value, indent) { - return typeof value === 'string' ? value : JSON.stringify(value, null, arguments.length > 1 ? indent : 2); - }, - write: function write(value) { - try { - return JSON.parse(value); - } catch (e) { - return value; - } - } - }, - - /** - * 'abc' => 'Abc' - */ - - capitalize: function capitalize(value) { - if (!value && value !== 0) return ''; - value = value.toString(); - return value.charAt(0).toUpperCase() + value.slice(1); - }, - - /** - * 'abc' => 'ABC' - */ +function makeFunction (code) { + try { + return new Function(code) + } catch (e) { + return noop + } +} - uppercase: function uppercase(value) { - return value || value === 0 ? value.toString().toUpperCase() : ''; - }, +/* */ - /** - * 'AbC' => 'abc' - */ +var idToTemplate = cached(function (id) { + var el = query(id); + return el && el.innerHTML +}); - lowercase: function lowercase(value) { - return value || value === 0 ? value.toString().toLowerCase() : ''; - }, +var mount = Vue$3.prototype.$mount; +Vue$3.prototype.$mount = function ( + el, + hydrating +) { + el = el && query(el); - /** - * 12345 => $12,345.00 - * - * @param {String} sign - * @param {Number} decimals Decimal places - */ - - currency: function currency(value, _currency, decimals) { - value = parseFloat(value); - if (!isFinite(value) || !value && value !== 0) return ''; - _currency = _currency != null ? _currency : '$'; - decimals = decimals != null ? decimals : 2; - var stringified = Math.abs(value).toFixed(decimals); - var _int = decimals ? stringified.slice(0, -1 - decimals) : stringified; - var i = _int.length % 3; - var head = i > 0 ? _int.slice(0, i) + (_int.length > 3 ? ',' : '') : ''; - var _float = decimals ? stringified.slice(-1 - decimals) : ''; - var sign = value < 0 ? '-' : ''; - return sign + _currency + head + _int.slice(i).replace(digitsRE, '$1,') + _float; - }, + /* istanbul ignore if */ + if (el === document.body || el === document.documentElement) { + "development" !== 'production' && warn( + "Do not mount Vue to <html> or <body> - mount to normal elements instead." + ); + return this + } - /** - * 'item' => 'items' - * - * @params - * an array of strings corresponding to - * the single, double, triple ... forms of the word to - * be pluralized. When the number to be pluralized - * exceeds the length of the args, it will use the last - * entry in the array. - * - * e.g. ['single', 'double', 'triple', 'multiple'] - */ - - pluralize: function pluralize(value) { - var args = toArray(arguments, 1); - var length = args.length; - if (length > 1) { - var index = value % 10 - 1; - return index in args ? args[index] : args[length - 1]; + var options = this.$options; + // resolve template/el and convert to render function + if (!options.render) { + var template = options.template; + if (template) { + if (typeof template === 'string') { + if (template.charAt(0) === '#') { + template = idToTemplate(template); + } + } else if (template.nodeType) { + template = template.innerHTML; } else { - return args[0] + (value === 1 ? '' : 's'); - } - }, - - /** - * Debounce a handler function. - * - * @param {Function} handler - * @param {Number} delay = 300 - * @return {Function} - */ - - debounce: function debounce(handler, delay) { - if (!handler) return; - if (!delay) { - delay = 300; - } - return _debounce(handler, delay); - } - }; - - function installGlobalAPI (Vue) { - /** - * Vue and every constructor that extends Vue has an - * associated options object, which can be accessed during - * compilation steps as `this.constructor.options`. - * - * These can be seen as the default options of every - * Vue instance. - */ - - Vue.options = { - directives: directives, - elementDirectives: elementDirectives, - filters: filters, - transitions: {}, - components: {}, - partials: {}, - replace: true - }; - - /** - * Expose useful internals - */ - - Vue.util = util; - Vue.config = config; - Vue.set = set; - Vue['delete'] = del; - Vue.nextTick = nextTick; - - /** - * The following are exposed for advanced usage / plugins - */ - - Vue.compiler = compiler; - Vue.FragmentFactory = FragmentFactory; - Vue.internalDirectives = internalDirectives; - Vue.parsers = { - path: path, - text: text, - template: template, - directive: directive, - expression: expression - }; - - /** - * Each instance constructor, including Vue, has a unique - * cid. This enables us to create wrapped "child - * constructors" for prototypal inheritance and cache them. - */ - - Vue.cid = 0; - var cid = 1; - - /** - * Class inheritance - * - * @param {Object} extendOptions - */ - - Vue.extend = function (extendOptions) { - extendOptions = extendOptions || {}; - var Super = this; - var isFirstExtend = Super.cid === 0; - if (isFirstExtend && extendOptions._Ctor) { - return extendOptions._Ctor; - } - var name = extendOptions.name || Super.options.name; - if ('development' !== 'production') { - if (!/^[a-zA-Z][\w-]*$/.test(name)) { - warn('Invalid component name: "' + name + '". Component names ' + 'can only contain alphanumeric characaters and the hyphen.'); - name = null; + { + warn('invalid template option:' + template, this); } + return this } - var Sub = createClass(name || 'VueComponent'); - Sub.prototype = Object.create(Super.prototype); - Sub.prototype.constructor = Sub; - Sub.cid = cid++; - Sub.options = mergeOptions(Super.options, extendOptions); - Sub['super'] = Super; - // allow further extension - Sub.extend = Super.extend; - // create asset registers, so extended classes - // can have their private assets too. - config._assetTypes.forEach(function (type) { - Sub[type] = Super[type]; - }); - // enable recursive self-lookup - if (name) { - Sub.options.components[name] = Sub; - } - // cache constructor - if (isFirstExtend) { - extendOptions._Ctor = Sub; - } - return Sub; - }; - - /** - * A function that returns a sub-class constructor with the - * given name. This gives us much nicer output when - * logging instances in the console. - * - * @param {String} name - * @return {Function} - */ - - function createClass(name) { - /* eslint-disable no-new-func */ - return new Function('return function ' + classify(name) + ' (options) { this._init(options) }')(); - /* eslint-enable no-new-func */ + } else if (el) { + template = getOuterHTML(el); + } + if (template) { + var ref = compileToFunctions(template, { + warn: warn, + shouldDecodeNewlines: shouldDecodeNewlines, + delimiters: options.delimiters + }, this); + var render = ref.render; + var staticRenderFns = ref.staticRenderFns; + options.render = render; + options.staticRenderFns = staticRenderFns; } - - /** - * Plugin system - * - * @param {Object} plugin - */ - - Vue.use = function (plugin) { - /* istanbul ignore if */ - if (plugin.installed) { - return; - } - // additional parameters - var args = toArray(arguments, 1); - args.unshift(this); - if (typeof plugin.install === 'function') { - plugin.install.apply(plugin, args); - } else { - plugin.apply(null, args); - } - plugin.installed = true; - return this; - }; - - /** - * Apply a global mixin by merging it into the default - * options. - */ - - Vue.mixin = function (mixin) { - Vue.options = mergeOptions(Vue.options, mixin); - }; - - /** - * Create asset registration methods with the following - * signature: - * - * @param {String} id - * @param {*} definition - */ - - config._assetTypes.forEach(function (type) { - Vue[type] = function (id, definition) { - if (!definition) { - return this.options[type + 's'][id]; - } else { - /* istanbul ignore if */ - if ('development' !== 'production') { - if (type === 'component' && (commonTagRE.test(id) || reservedTagRE.test(id))) { - warn('Do not use built-in or reserved HTML elements as component ' + 'id: ' + id); - } - } - if (type === 'component' && isPlainObject(definition)) { - if (!definition.name) { - definition.name = id; - } - definition = Vue.extend(definition); - } - this.options[type + 's'][id] = definition; - return definition; - } - }; - }); - - // expose internal transition API - extend(Vue.transition, transition); } + return mount.call(this, el, hydrating) +}; - installGlobalAPI(Vue); - - Vue.version = '1.0.26'; +/** + * Get outerHTML of elements, taking care + * of SVG elements in IE as well. + */ +function getOuterHTML (el) { + if (el.outerHTML) { + return el.outerHTML + } else { + var container = document.createElement('div'); + container.appendChild(el.cloneNode(true)); + return container.innerHTML + } +} - // devtools global hook - /* istanbul ignore next */ - setTimeout(function () { - if (config.devtools) { - if (devtools) { - devtools.emit('init', Vue); - } else if ('development' !== 'production' && inBrowser && /Chrome\/\d+/.test(window.navigator.userAgent)) { - console.log('Download the Vue Devtools for a better development experience:\n' + 'https://github.com/vuejs/vue-devtools'); - } - } - }, 0); +Vue$3.compile = compileToFunctions; - return Vue; +return Vue$3; -}));
\ No newline at end of file +}))); diff --git a/vendor/assets/javascripts/vue.min.js b/vendor/assets/javascripts/vue.min.js index 2c9a8a0e117..f86786dd454 100644 --- a/vendor/assets/javascripts/vue.min.js +++ b/vendor/assets/javascripts/vue.min.js @@ -1,9 +1,7 @@ /*! - * Vue.js v1.0.26 - * (c) 2016 Evan You + * Vue.js v2.0.3 + * (c) 2014-2016 Evan You * Released under the MIT License. */ -!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):t.Vue=e()}(this,function(){"use strict";function t(e,n,r){if(i(e,n))return void(e[n]=r);if(e._isVue)return void t(e._data,n,r);var s=e.__ob__;if(!s)return void(e[n]=r);if(s.convert(n,r),s.dep.notify(),s.vms)for(var o=s.vms.length;o--;){var a=s.vms[o];a._proxy(n),a._digest()}return r}function e(t,e){if(i(t,e)){delete t[e];var n=t.__ob__;if(!n)return void(t._isVue&&(delete t._data[e],t._digest()));if(n.dep.notify(),n.vms)for(var r=n.vms.length;r--;){var 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