question-store

question-store

Ask questions, persist the answers. Basic support for i18n and storing answers based on current working directory.

TOC

• Install
• Usage
• API
  • Questions
  • Question
  • Answers
  • Defaults
  • Data
• Related projects
• Contributing
• Building docs
• Running tests
• Author
• License

(TOC generated by verb using markdown-toc)

Install

Install with npm:

$ npm install question-store --save

Similar to question-cache, but persists answers to disk and supports locales and storing answers based on current working directory.

Usage

var Questions = require('question-store');

API

Questions

Create an instance of Questions with the given options.

Params

• options {Object}: question store options

Example

var Questions = new Questions(options);

.set

Cache a question to be asked at a later point. Creates an instance of Question, so any Question options or settings may be used.

Params

• value {Object|String}: Question object, message (string), or options object.
• locale {String}: Optionally pass the locale to use, otherwise the default locale is used.

Example

questions.set('drink', 'What is your favorite beverage?');
// or
questions.set('drink', {
  type: 'input',
  message: 'What is your favorite beverage?'
});
// or
questions.set({
  name: 'drink'
  type: 'input',
  message: 'What is your favorite beverage?'
});

.get

Get question name, or group name if question is not found. You can also do a direct lookup using quesions.cache['foo'].

Params

• name {String}
• returns {Object}: Returns the question object.

Example

var name = questions.get('name');
//=> question object

.has

Returns true if questions.cache or questions.groups has question name.

• returns {String}: The name of the question to check

Example

var name = questions.has('name');
//=> true

.del

Delete the given question or group.

• returns {String}: The name of the question to delete

Example

questions.del('name');
questions.get('name');
//=> undefined

.clear

Delete the given question or group.

• returns {String}: The name of the question to delete

Example

questions.del('name');
questions.get('name');
//=> undefined

.delQuestion

Delete a question.

Params

• name {String}: The question to delete.

Example

question.delQuestion(name);

.getGroup

Get a group with the given key. If key has a dot, only the substring before the dot is used for the lookup.

Params

• key {String}
• returns {Object}

Example

questions
  .set('author.name', 'Author name?')
  .set('author.url', 'Author url?')
  .set('project.name', 'Project name?')
  .set('project.url', 'Project url?')

var group = questions.getGroup('author');
//=> ['author.name', 'author.url']

questions.ask(group, function(err, answers) {
  // do stuff with answers
});

.clearCache

Clear cached answer data. Note that this will not clear answers that are persisted to the file system, or answers stored on a question. It only clears cached answers on questions.

Example

questions.clearCache();

.deleteAll

Delete answers for all questions for the current (or given) locale.

Params

• locale {String}: Optionally pass a locale

Example

question.deleteAll(locale);

.erase

Erase all answers for question name from the file system.

Params

• name {String}: Question name

Example

question.erase(name);

.ask

Ask one or more questions, with the given options and callback.

Params

• queue {String|Array}: Name or array of question names.
• options {Object|Function}: Question options or callback function
• callback {Function}: callback function

Example

questions.ask(['name', 'description'], function(err, answers) {
  console.log(answers);
});

.getIndex

Get a the index of question name from the queue.

Params

• name {String}
• returns {Object}

Example

questions.getIndex('author');
//=> 1

.unqueue

Remove a question from the queue.

Params

• items {Object}: Object of views

Example

console.log(questions.queue);
//=> ['a', 'b', 'c'];
questions.unqueue('a');

Question

Create new Question store name, with the given options.

Params

• name {String}: The question property name.
• options {Object}: Store options

Example

var question = new Question(name, options);

.set

Return true if the question has been answered for the current locale and the current working directory.

Params

• locale {String}: Optionally pass a locale

Example

question.set('foo', 'bar');

.get

Get key from the question.

Params

• key {String}

Example

question.set('foo', 'bar');
question.get('foo');
//=> 'bar'

.setAnswer

Return the answer for the current locale and current working directory.

Params

• locale {String}: Optionally pass a locale

Example

question.getAnswer(locale);

.getAnswer

Return the answer for the current locale and current working directory.

Params

• locale {String}: Optionally pass a locale

Example

question.getAnswer(locale);

.hasAnswer

Return true if the question has been answered for the current locale and the current working directory.

Params

• locale {String}: Optionally pass a locale

Example

question.hasAnswer(locale);

.setDefault

Return the answer for the current locale and current working directory.

Params

• locale {String}: Optionally pass a locale

Example

question.setDefault('Jon', 'en');
question.setDefault('Jean', 'fr');

.erase

Erase the answer for a question.

• returns {Boolean}

Example

question.erase();
question.hasAnswer();
//=> false

.force

Force the question to be asked.

• returns {Boolean}

Example

question.options.force = true;
question.isForced();
//=> true

.isForced

Return true if the question will be forced (asked even if it already has an answer).

• returns {Boolean}

Example

question.options.force = true;
question.isForced();
//=> true

.ask

Ask the question.

• If an answer has already been stored for the current locale and cwd it will be returned directly without asking the question.
• If options.force is true, the answer will be asked asked even if the answer is already stored.
• If options.save is false, the answer will not be persisted to the file system, and the question will be re-asked each time .ask() is called (which means it's also not necessary to define force when save is false).

Params

• options {Object|Function}: Question options or callback function
• callback {Function}: callback function

Example

question.ask({force: true}, function(err, answer) {
  console.log(answer);
});

.setAnswer

Set the answer for question name at the current cwd.

Optionally specify a locale to set, otherwise the answer is set for the default locale.

Params

• name {String}
• locale {String}
• returns {Object}: Returns the answer object.

Example

questions.setAnswer('name', 'Jack');
questions.getAnswer('name');
//=> {name: 'Jack'}

// specify a locale
questions.setAnswer('name', 'fr');

questions.getAnswer('name');
//=> {name: 'Jack'}
questions.getAnswer('name', 'fr');
//=> {name: 'Jean'}

.getAnswer

Get the answer for question name at the current cwd.

Optionally specify a locale to get, otherwise the default locale's answer is returend.

Params

• name {String}
• locale {String}
• returns {Object}: Returns the question object.

Example

var name = questions.getAnswer('name');
//=> {name: 'Jon'}

// specify a locale
var name = questions.getAnswer('name', 'fr');
//=> {name: 'Jean'}

.hasAnswer

Get the answer for question name at the current cwd.

Optionally specify a locale to get, otherwise the default locale's answer is returend.

Params

• name {String}
• locale {String}
• returns {Object}: Returns the question object.

Example

var name = questions.getAnswer('name');
//=> {name: 'Jon'}

// specify a locale
var name = questions.hasAnswer('name', 'fr');
//=> true

.setDefault

Set the answer for question name at the current cwd.

Optionally specify a locale to set, otherwise the answer is set for the default locale.

Params

• name {String}
• locale {String}
• returns {Object}: Returns the answer object.

Example

questions.setDefault('name', 'Jack');
questions.getDefault('name');
//=> {name: 'Jack'}

// specify a locale
questions.setDefault('name', 'fr');

questions.getDefault('name');
//=> {name: 'Jack'}
questions.getDefault('name', 'fr');
//=> {name: 'Jean'}

.getDefault

Get the answer for question name at the current cwd.

Optionally specify a locale to get, otherwise the default locale's answer is returend.

Params

• name {String}
• locale {String}
• returns {Object}: Returns the question object.

Example

var name = questions.setDefault('name', 'Brian');
var name = questions.setDefault('name', 'Jean', 'fr');

var name = questions.getDefault('name');
//=> {name: 'Brian'}

// specify a locale
var name = questions.getDefault('name', 'fr');
//=> {name: 'Jean'}

.hasDefault

Get the answer for question name at the current cwd.

Optionally specify a locale to get, otherwise the default locale's answer is returend.

Params

• name {String}
• locale {String}
• returns {Object}: Returns the question object.

Example

var name = questions.setDefault('name', 'Brian', 'fr');
var name = questions.hasDefault('name', 'fr');
//=> true
var name = questions.hasDefault('name', 'en');
//=> false

.setData

Set data to be used for answering questions, or as default answers when force is true.

Params

• key {String|Object}: Property name to set, or object to merge onto questions.data
• val {any}: The value to assign to key

Example

questions.setData('foo', 'bar');
// or
questions.setData({foo: 'bar'});

.hasData

Return true if property key has a value on questions.data.

Params

• key {String}: The property to lookup.
• returns {Boolean}

Example

questions.hasData('abc');

.getData

Get the value of property key from questions.data.

Params

• key {String}: The property to get.
• returns {any}: Returns the value of property key

Example

questions.setData('foo', 'bar');
questions.getData('foo');
//=> 'bar'

Related projects

• answer-store: Store answers to user prompts, based on locale and/or current working directory. | homepage
• inquirer: A collection of common interactive command line user interfaces. | homepage
• question-cache: A wrapper around inquirer that makes it easy to create and selectively reuse questions. | homepage

Contributing

Pull requests and stars are always welcome. For bugs and feature requests, please create an issue.

Building docs

Generate readme and API documentation with verb:

$ npm install verb && npm run docs

Or, if verb is installed globally:

$ verb

Running tests

Install dev dependencies:

$ npm install -d && npm test

Author

Jon Schlinkert

• github/jonschlinkert
• twitter/jonschlinkert

License

Copyright © 2016 Jon Schlinkert Released under the MIT license.

---

This file was generated by verb, v0.9.0, on February 23, 2016.