is-answer

is-answer

Returns true if an answer to a prompt is not undefined, null, an empty object, empty array, or a string with zero length.

Install

Install with npm:

$ npm install is-answer --save

Usage

var isAnswer = require('is-answer');

True

if the value is a boolean

isAnswer(true);
isAnswer(false);
//=> true

if the value is a string

isAnswer('foo');
//=> true

if the value is a number

isAnswer(0);
isAnswer(1);
//=> true

if the value is an object with values

isAnswer({a: 'b'});
isAnswer({a: true});
isAnswer({a: false});
isAnswer({a: 0});
//=> true

if the value is an array with values

isAnswer(['foo']);
isAnswer([true]);
isAnswer([false]);
isAnswer([0]);
//=> true

False

returns false if the value is an empty string

isAnswer('');
//=> false

returns false if the value is an empty object

isAnswer({});
isAnswer({a: {}});
isAnswer({a: undefined});
isAnswer({a: ''});
isAnswer({a: null});
isAnswer({a: {b: {}}});
//=> false

returns false if the value is an empty array

isAnswer([]);
isAnswer([null]);
isAnswer([undefined]);
isAnswer([{}]);
isAnswer(['']);
//=> false

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.

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This file was generated by verb, v0.9.0, on March 11, 2016.