Add blank lines around code blocksdocs-code-block-fences

All code blocks should be surrounded by blank lines

21 files changed, 99 insertions, 62 deletions

diff --git a/doc/administration/dependency_proxy.md b/doc/administration/dependency_proxy.md
index 776c60703fc..d2c52b67e67 100644
--- a/doc/administration/dependency_proxy.md
+++ b/doc/administration/dependency_proxy.md
@@ -70,6 +70,7 @@ To change the local storage path:
      enabled: true
      storage_path: shared/dependency_proxy
    ```
+
 1. [Restart GitLab] for the changes to take effect.
 
 ### Using object storage
diff --git a/doc/api/commits.md b/doc/api/commits.md
index 25015fad9e3..6eb4c47415f 100644
--- a/doc/api/commits.md
+++ b/doc/api/commits.md
@@ -716,6 +716,7 @@ Example response if commit is signed:
 ```
 
 Example response if commit is unsigned:
+
 ```json
 {
   "message": "404 GPG Signature Not Found"
diff --git a/doc/api/groups.md b/doc/api/groups.md
index d05e4b29fef..0d500f783aa 100644
--- a/doc/api/groups.md
+++ b/doc/api/groups.md
@@ -634,11 +634,13 @@ Parameters:
 By default, groups only get 20 namespaces at a time because the API results are paginated.
 
 To get more (up to 100), pass the following as an argument to the API call:
+
 ```
 /groups?per_page=100
 ```
 
 And to switch pages add:
+
 ```
 /groups?per_page=100&page=2
 ```
diff --git a/doc/api/merge_requests.md b/doc/api/merge_requests.md
index de87e4a0aee..662a4b3e424 100644
--- a/doc/api/merge_requests.md
+++ b/doc/api/merge_requests.md
@@ -1331,9 +1331,11 @@ If you don't have permissions to accept this merge request - you'll get a `401`
 If the merge request is already merged or closed - you get `405` and error message 'Method Not Allowed'
 
 In case the merge request is not set to be merged when the pipeline succeeds, you'll also get a `406` error.
+
 ```
 PUT /projects/:id/merge_requests/:merge_request_iid/cancel_merge_when_pipeline_succeeds
 ```
+
 Parameters:
 
 - `id` (required) - The ID or [URL-encoded path of the project](README.md#namespaced-path-encoding) owned by the authenticated user
diff --git a/doc/api/protected_tags.md b/doc/api/protected_tags.md
index 3adca61a108..fb6fa040244 100644
--- a/doc/api/protected_tags.md
+++ b/doc/api/protected_tags.md
@@ -5,6 +5,7 @@
 **Valid access levels**
 
 Currently, these levels are recognized:
+
 ```
 0  => No access
 30 => Developer access
diff --git a/doc/api/tags.md b/doc/api/tags.md
index 3177fec618f..af86ba961f4 100644
--- a/doc/api/tags.md
+++ b/doc/api/tags.md
@@ -141,6 +141,7 @@ Parameters:
   "message": null
 }
 ```
+
 The message will be `null` when creating a lightweight tag otherwise
 it will contain the annotation.
 
diff --git a/doc/ci/examples/laravel_with_gitlab_and_envoy/index.md b/doc/ci/examples/laravel_with_gitlab_and_envoy/index.md
index d7308a3a5ec..1576efd5a7d 100644
--- a/doc/ci/examples/laravel_with_gitlab_and_envoy/index.md
+++ b/doc/ci/examples/laravel_with_gitlab_and_envoy/index.md
@@ -452,6 +452,7 @@ To start using Container Registry on our machine, we first need to login to the
 ```bash
 docker login registry.gitlab.com
 ```
+
 Then we can build and push our image to GitLab:
 
 ```bash
diff --git a/doc/ci/git_submodules.md b/doc/ci/git_submodules.md
index 1354a26d6e2..cce33c7a6b4 100644
--- a/doc/ci/git_submodules.md
+++ b/doc/ci/git_submodules.md
@@ -69,12 +69,14 @@ correctly with your CI jobs:
 1. Next, if you are using `gitlab-runner` v1.10+, you can set the
    `GIT_SUBMODULE_STRATEGY` variable to either `normal` or `recursive` to tell
    the runner to fetch your submodules before the job:
-    ```yaml
-    variables:
-      GIT_SUBMODULE_STRATEGY: recursive
-    ```
-    See the [`.gitlab-ci.yml` reference](yaml/README.md#git-submodule-strategy)
-    for more details about `GIT_SUBMODULE_STRATEGY`.
+
+   ```yaml
+   variables:
+     GIT_SUBMODULE_STRATEGY: recursive
+   ```
+
+   See the [`.gitlab-ci.yml` reference](yaml/README.md#git-submodule-strategy)
+   for more details about `GIT_SUBMODULE_STRATEGY`.
 
 1. If you are using an older version of `gitlab-runner`, then use
    `git submodule sync/update` in `before_script`:
diff --git a/doc/development/changelog.md b/doc/development/changelog.md
index 3ed586f07e9..bd07a01e782 100644
--- a/doc/development/changelog.md
+++ b/doc/development/changelog.md
@@ -129,6 +129,7 @@ merge_request:
 author:
 type:
 ```
+
 If you're working on the GitLab EE repository, the entry will be added to
 `ee/changelogs/unreleased/` instead.
 
diff --git a/doc/development/fe_guide/design_patterns.md b/doc/development/fe_guide/design_patterns.md
index 0342d16a87c..2f372f783f5 100644
--- a/doc/development/fe_guide/design_patterns.md
+++ b/doc/development/fe_guide/design_patterns.md
@@ -53,6 +53,7 @@ When writing a class that needs to manipulate the DOM guarantee a container opti
 This is useful when we need that class to be instantiated more than once in the same page.
 
 Bad:
+
 ```javascript
 class Foo {
   constructor() {
@@ -63,6 +64,7 @@ new Foo();
 ```
 
 Good:
+
 ```javascript
 class Foo {
   constructor(opts) {
@@ -72,6 +74,7 @@ class Foo {
 
 new Foo({ container: '.my-element' });
 ```
+
 You can find an example of the above in this [class][container-class-example];
 
 [container-class-example]: https://gitlab.com/gitlab-org/gitlab-ce/blob/master/app/assets/javascripts/mini_pipeline_graph_dropdown.js
diff --git a/doc/development/fe_guide/droplab/droplab.md b/doc/development/fe_guide/droplab/droplab.md
index 2f8c79abde1..1c6d895b3ab 100644
--- a/doc/development/fe_guide/droplab/droplab.md
+++ b/doc/development/fe_guide/droplab/droplab.md
@@ -25,6 +25,7 @@ If you do not provide any arguments, it will globally query and instantiate all
   <!-- ... -->
 <ul>
 ```
+
 ```js
 const droplab = new DropLab();
 droplab.init();
@@ -45,6 +46,7 @@ You can add static list items.
   <li>Static value 2</li>
 <ul>
 ```
+
 ```js
 const droplab = new DropLab();
 droplab.init();
@@ -62,6 +64,7 @@ a non-global instance of DropLab using the `DropLab.prototype.init` method.
   <!-- ... -->
 <ul>
 ```
+
 ```js
 const trigger = document.getElementById('trigger');
 const list = document.getElementById('list');
@@ -79,6 +82,7 @@ You can also add hooks to an existing DropLab instance using `DropLab.prototype.
 <a href="#" id="trigger" data-dropdown-trigger="#list">Toggle</a>
 <ul id="list" data-dropdown><!-- ... --><ul>
 ```
+
 ```js
 const droplab = new DropLab();
 
@@ -109,6 +113,7 @@ for all `data-dynamic` dropdown lists tracked by that DropLab instance.
   <li><a href="#" data-id="{{id}}">{{text}}</a></li>
 </ul>
 ```
+
 ```js
 const droplab = new DropLab();
 
@@ -131,6 +136,7 @@ the data as the second argument and the `id` of the trigger element as the first
   <li><a href="#" data-id="{{id}}">{{text}}</a></li>
 </ul>
 ```
+
 ```js
 const droplab = new DropLab();
 
@@ -160,6 +166,7 @@ dropdown lists, one of which is dynamic.
   </ul>
 </div>
 ```
+
 ```js
 const droplab = new DropLab();
 
@@ -216,6 +223,7 @@ Some plugins require configuration values, the config object can be passed as th
 <a href="#" id="trigger" data-dropdown-trigger="#list">Toggle</a>
 <ul id="list" data-dropdown><!-- ... --><ul>
 ```
+
 ```js
 const droplab = new DropLab();
 
diff --git a/doc/development/fe_guide/droplab/plugins/ajax.md b/doc/development/fe_guide/droplab/plugins/ajax.md
index b6a883ce6c4..4b76b207d88 100644
--- a/doc/development/fe_guide/droplab/plugins/ajax.md
+++ b/doc/development/fe_guide/droplab/plugins/ajax.md
@@ -17,18 +17,19 @@ Add the `Ajax` object to the plugins array of a `DropLab.prototype.init` or `Dro
 <a href="#" id="trigger" data-dropdown-trigger="#list">Toggle</a>
 <ul id="list" data-dropdown><!-- ... --><ul>
 ```
+
 ```js
-  const droplab = new DropLab();
+const droplab = new DropLab();
 
-  const trigger = document.getElementById('trigger');
-  const list = document.getElementById('list');
+const trigger = document.getElementById('trigger');
+const list = document.getElementById('list');
 
-  droplab.addHook(trigger, list, [Ajax], {
-    Ajax: {
-      endpoint: '/some-endpoint',
-      method: 'setData',
-    },
-  });
+droplab.addHook(trigger, list, [Ajax], {
+  Ajax: {
+    endpoint: '/some-endpoint',
+    method: 'setData',
+  },
+});
 ```
 
 Optionally you can set `loadingTemplate` to a HTML string. This HTML string will
diff --git a/doc/development/fe_guide/droplab/plugins/filter.md b/doc/development/fe_guide/droplab/plugins/filter.md
index 1f188c64fe4..b867394a241 100644
--- a/doc/development/fe_guide/droplab/plugins/filter.md
+++ b/doc/development/fe_guide/droplab/plugins/filter.md
@@ -17,25 +17,26 @@ Add the `Filter` object to the plugins array of a `DropLab.prototype.init` or `D
   <li><a href="#" data-id="{{id}}">{{text}}</a></li>
 <ul>
 ```
+
 ```js
-  const droplab = new DropLab();
-
-  const trigger = document.getElementById('trigger');
-  const list = document.getElementById('list');
-
-  droplab.init(trigger, list, [Filter], {
-    Filter: {
-      template: 'text',
-    },
-  });
-
-  droplab.addData('trigger', [{
-    id: 0,
-    text: 'Jacob',
-  }, {
-    id: 1,
-    text: 'Jeff',
-  }]);
+const droplab = new DropLab();
+
+const trigger = document.getElementById('trigger');
+const list = document.getElementById('list');
+
+droplab.init(trigger, list, [Filter], {
+  Filter: {
+    template: 'text',
+  },
+});
+
+droplab.addData('trigger', [{
+  id: 0,
+  text: 'Jacob',
+}, {
+  id: 1,
+  text: 'Jeff',
+}]);
 ```
 
 Above, the input string will be compared against the `test` key of the passed data objects.
diff --git a/doc/development/fe_guide/droplab/plugins/input_setter.md b/doc/development/fe_guide/droplab/plugins/input_setter.md
index e4050213869..db492da478a 100644
--- a/doc/development/fe_guide/droplab/plugins/input_setter.md
+++ b/doc/development/fe_guide/droplab/plugins/input_setter.md
@@ -22,33 +22,34 @@ You can also set the `InputSetter` config to an array of objects, which will all
   <li><a href="#" data-id="{{id}}">{{text}}</a></li>
 <ul>
 ```
+
 ```js
-  const droplab = new DropLab();
-
-  const trigger = document.getElementById('trigger');
-  const list = document.getElementById('list');
-
-  const input = document.getElementById('input');
-  const div = document.getElementById('div');
-
-  droplab.init(trigger, list, [InputSetter], {
-    InputSetter: [{
-      input: input,
-      valueAttribute: 'data-id',
-    } {
-      input: div,
-      valueAttribute: 'data-id',
-      inputAttribute: 'data-selected-id',
-    }],
-  });
-
-  droplab.addData('trigger', [{
-    id: 0,
-    text: 'Jacob',
-  }, {
-    id: 1,
-    text: 'Jeff',
-  }]);
+const droplab = new DropLab();
+
+const trigger = document.getElementById('trigger');
+const list = document.getElementById('list');
+
+const input = document.getElementById('input');
+const div = document.getElementById('div');
+
+droplab.init(trigger, list, [InputSetter], {
+  InputSetter: [{
+    input: input,
+    valueAttribute: 'data-id',
+  } {
+    input: div,
+    valueAttribute: 'data-id',
+    inputAttribute: 'data-selected-id',
+  }],
+});
+
+droplab.addData('trigger', [{
+  id: 0,
+  text: 'Jacob',
+}, {
+  id: 1,
+  text: 'Jeff',
+}]);
 ```
 
 Above, if the second list item was clicked, it would update the `#input` element
diff --git a/doc/development/fe_guide/vue.md b/doc/development/fe_guide/vue.md
index 6c7572352ec..421b7265613 100644
--- a/doc/development/fe_guide/vue.md
+++ b/doc/development/fe_guide/vue.md
@@ -34,6 +34,7 @@ new_feature
 │  └── new_feature_store.js
 ├── index.js
 ```
+
 _For consistency purposes, we recommend you to follow the same structure._
 
 Let's look into each of them:
diff --git a/doc/development/integrations/jira_connect.md b/doc/development/integrations/jira_connect.md
index 9ba3b922fd8..e1350b02262 100644
--- a/doc/development/integrations/jira_connect.md
+++ b/doc/development/integrations/jira_connect.md
@@ -30,9 +30,11 @@ The following are required to install and test the app:
    1. In the **From this URL** field, provide a link to the app descriptor. The host and port must point to your GitLab instance.
 
       For example:
+
       ```
       https://xxxx.serveo.net/-/jira_connect/app_descriptor.json
       ```
+
    1. Click **Upload**.
 
    If the install was successful, you should see the **GitLab for Jira** app under **Manage apps**.
diff --git a/doc/development/performance.md b/doc/development/performance.md
index c034f4a344b..8b569a677b6 100644
--- a/doc/development/performance.md
+++ b/doc/development/performance.md
@@ -246,6 +246,7 @@ irb(main):002:0> results.last.attributes.keys
 irb(main):003:0> results.where(status: "passed").average(:time).to_s
 => "0.211340155844156"
 ```
+
 These results can also be placed into a PostgreSQL database by setting the
 `RSPEC_PROFILING_POSTGRES_URL` variable. This is used to profile the test suite
 when running in the CI environment.
diff --git a/doc/gitlab-basics/command-line-commands.md b/doc/gitlab-basics/command-line-commands.md
index b7e6844f43a..b8ebbbea9d4 100644
--- a/doc/gitlab-basics/command-line-commands.md
+++ b/doc/gitlab-basics/command-line-commands.md
@@ -139,6 +139,7 @@ pwd
 ```
 clear
 ```
+
 ### Sample Git taskflow
 
 If you are completely new to Git, looking through some [sample taskflows](https://rogerdudler.github.io/git-guide/) will help you understand best practices for using these commands as you work.
diff --git a/doc/system_hooks/system_hooks.md b/doc/system_hooks/system_hooks.md
index a46f7d30892..e8bd35fba5c 100644
--- a/doc/system_hooks/system_hooks.md
+++ b/doc/system_hooks/system_hooks.md
@@ -330,6 +330,7 @@ If the user is blocked via LDAP, `state` will be `ldap_blocked`.
        "user_id": 41
 }
 ```
+
 **Group Member Removed:**
 
 ```json
diff --git a/doc/university/training/topics/env_setup.md b/doc/university/training/topics/env_setup.md
index 305f5ecb1fb..92d2613c5d2 100644
--- a/doc/university/training/topics/env_setup.md
+++ b/doc/university/training/topics/env_setup.md
@@ -14,9 +14,11 @@ comments: false
   - If it's not installed, it will prompt you to install it.
 
 - **Linux**
+
   ```bash
   sudo yum install git-all
   ```
+
   ```bash
   sudo apt-get install git-all
   ```
diff --git a/doc/user/asciidoc.md b/doc/user/asciidoc.md
index 06cc64b209d..df86b2a1cbe 100644
--- a/doc/user/asciidoc.md
+++ b/doc/user/asciidoc.md
@@ -170,6 +170,7 @@ Attach a block or paragraph to a list item using a list continuation (which you
 * [x] checked
 * [ ] not checked
 ```
+
 #### Callout
 
 ```asciidoc
@@ -188,6 +189,7 @@ first term:: description of first term
 second term::
 description of second term
 ```
+
 ### Document Structure
 
 #### Header
@@ -197,6 +199,7 @@ description of second term
 Author Name <author@example.org>
 v1.0, 2019-01-01
 ```
+
 #### Sections
 
 ```asciidoc
@@ -217,6 +220,7 @@ include::basics.adoc[]
 // define -a allow-uri-read to allow content to be read from URI
 include::https://example.org/installation.adoc[]
 ```
+
 ### Blocks
 
 ```asciidoc
@@ -273,11 +277,11 @@ source - a listing that is embellished with (colorized) syntax highlighting
 ----
 ```
 
-```asciidoc
+````asciidoc
 \```language
 fenced code - a shorthand syntax for the source block
 \```
-```
+````
 
 ```asciidoc
 [,attribution,citetitle]
@@ -369,4 +373,3 @@ video::300817511[vimeo]
 // page break
 <<<
 ```
-