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Diffstat (limited to 'tools/node_modules/eslint/node_modules/enquirer/index.js')
-rw-r--r-- | tools/node_modules/eslint/node_modules/enquirer/index.js | 250 |
1 files changed, 0 insertions, 250 deletions
diff --git a/tools/node_modules/eslint/node_modules/enquirer/index.js b/tools/node_modules/eslint/node_modules/enquirer/index.js deleted file mode 100644 index d0ef3f69b0..0000000000 --- a/tools/node_modules/eslint/node_modules/enquirer/index.js +++ /dev/null @@ -1,250 +0,0 @@ -'use strict'; - -const assert = require('assert'); -const Events = require('events'); -const utils = require('./lib/utils'); - -/** - * Create an instance of `Enquirer`. - * - * ```js - * const Enquirer = require('enquirer'); - * const enquirer = new Enquirer(); - * ``` - * @name Enquirer - * @param {Object} `options` (optional) Options to use with all prompts. - * @param {Object} `answers` (optional) Answers object to initialize with. - * @api public - */ - -class Enquirer extends Events { - constructor(options, answers) { - super(); - this.options = utils.merge({}, options); - this.answers = { ...answers }; - } - - /** - * Register a custom prompt type. - * - * ```js - * const Enquirer = require('enquirer'); - * const enquirer = new Enquirer(); - * enquirer.register('customType', require('./custom-prompt')); - * ``` - * @name register() - * @param {String} `type` - * @param {Function|Prompt} `fn` `Prompt` class, or a function that returns a `Prompt` class. - * @return {Object} Returns the Enquirer instance - * @api public - */ - - register(type, fn) { - if (utils.isObject(type)) { - for (let key of Object.keys(type)) this.register(key, type[key]); - return this; - } - assert.equal(typeof fn, 'function', 'expected a function'); - let name = type.toLowerCase(); - if (fn.prototype instanceof this.Prompt) { - this.prompts[name] = fn; - } else { - this.prompts[name] = fn(this.Prompt, this); - } - return this; - } - - /** - * Prompt function that takes a "question" object or array of question objects, - * and returns an object with responses from the user. - * - * ```js - * const Enquirer = require('enquirer'); - * const enquirer = new Enquirer(); - * - * const response = await enquirer.prompt({ - * type: 'input', - * name: 'username', - * message: 'What is your username?' - * }); - * console.log(response); - * ``` - * @name prompt() - * @param {Array|Object} `questions` Options objects for one or more prompts to run. - * @return {Promise} Promise that returns an "answers" object with the user's responses. - * @api public - */ - - async prompt(questions = []) { - for (let question of [].concat(questions)) { - try { - if (typeof question === 'function') question = await question.call(this); - await this.ask(utils.merge({}, this.options, question)); - } catch (err) { - return Promise.reject(err); - } - } - return this.answers; - } - - async ask(question) { - if (typeof question === 'function') { - question = await question.call(this); - } - - let opts = utils.merge({}, this.options, question); - let { type, name } = question; - let { set, get } = utils; - - if (typeof type === 'function') { - type = await type.call(this, question, this.answers); - } - - if (!type) return this.answers[name]; - - assert(this.prompts[type], `Prompt "${type}" is not registered`); - - let prompt = new this.prompts[type](opts); - let value = get(this.answers, name); - - prompt.state.answers = this.answers; - prompt.enquirer = this; - - if (name) { - prompt.on('submit', value => { - this.emit('answer', name, value, prompt); - set(this.answers, name, value); - }); - } - - // bubble events - let emit = prompt.emit.bind(prompt); - prompt.emit = (...args) => { - this.emit.call(this, ...args); - return emit(...args); - }; - - this.emit('prompt', prompt, this); - - if (opts.autofill && value != null) { - prompt.value = prompt.input = value; - - // if "autofill=show" render the prompt, otherwise stay "silent" - if (opts.autofill === 'show') { - await prompt.submit(); - } - } else { - value = prompt.value = await prompt.run(); - } - - return value; - } - - /** - * Use an enquirer plugin. - * - * ```js - * const Enquirer = require('enquirer'); - * const enquirer = new Enquirer(); - * const plugin = enquirer => { - * // do stuff to enquire instance - * }; - * enquirer.use(plugin); - * ``` - * @name use() - * @param {Function} `plugin` Plugin function that takes an instance of Enquirer. - * @return {Object} Returns the Enquirer instance. - * @api public - */ - - use(plugin) { - plugin.call(this, this); - return this; - } - - set Prompt(value) { - this._Prompt = value; - } - get Prompt() { - return this._Prompt || this.constructor.Prompt; - } - - get prompts() { - return this.constructor.prompts; - } - - static set Prompt(value) { - this._Prompt = value; - } - static get Prompt() { - return this._Prompt || require('./lib/prompt'); - } - - static get prompts() { - return require('./lib/prompts'); - } - - static get types() { - return require('./lib/types'); - } - - /** - * Prompt function that takes a "question" object or array of question objects, - * and returns an object with responses from the user. - * - * ```js - * const { prompt } = require('enquirer'); - * const response = await prompt({ - * type: 'input', - * name: 'username', - * message: 'What is your username?' - * }); - * console.log(response); - * ``` - * @name Enquirer#prompt - * @param {Array|Object} `questions` Options objects for one or more prompts to run. - * @return {Promise} Promise that returns an "answers" object with the user's responses. - * @api public - */ - - static get prompt() { - const fn = (questions, ...rest) => { - let enquirer = new this(...rest); - let emit = enquirer.emit.bind(enquirer); - enquirer.emit = (...args) => { - fn.emit(...args); - return emit(...args); - }; - return enquirer.prompt(questions); - }; - utils.mixinEmitter(fn, new Events()); - return fn; - } -} - -utils.mixinEmitter(Enquirer, new Events()); -const prompts = Enquirer.prompts; - -for (let name of Object.keys(prompts)) { - let key = name.toLowerCase(); - - let run = options => new prompts[name](options).run(); - Enquirer.prompt[key] = run; - Enquirer[key] = run; - - if (!Enquirer[name]) { - Reflect.defineProperty(Enquirer, name, { get: () => prompts[name] }); - } -} - -const exp = name => { - utils.defineExport(Enquirer, name, () => Enquirer.types[name]); -}; - -exp('ArrayPrompt'); -exp('AuthPrompt'); -exp('BooleanPrompt'); -exp('NumberPrompt'); -exp('StringPrompt'); - -module.exports = Enquirer; |