@pakal/is-type-of

Is Type Of is package from Pakal library

Install

$ yarn add @pakal/is-type-of

Or

$ npm install --save @pakal/is-type-of

Use

Module

import {
  default as isTypeOf
} from '@pakal/is-type-of';

Browser

<script src="https://unpkg.com/@pakal/is-type-of/bundle.umd.min.js"></script>

let {
  isTypeOf
} = _;

Examples

 isTypeOf('foo', 'string'); // => true
 isTypeOf(null, 'null'); // => true
 isTypeOf(Object(1), 'object'); // => true
 isTypeOf(null, 'object'); // => false
 isTypeOf(Object(true), 'boolean'); // => false
 isTypeOf(v => v, 'object') // => false

 isTypeOf(class {}, ['undefined', 'function']) // => true
 isTypeOf({}, ['object', 'undefined']) // => true
 isTypeOf(1, []) // => false
 isTypeOf(null, ['undefined', 'number']) // => false

@pakal/is-type-of/assert

Module

import {
  default as assertTypeOf
} from '@pakal/is-type-of/assert';

Browser

<script src="https://unpkg.com/@pakal/is-type-of/assert/bundle.umd.min.js"></script>

let {
  assertTypeOf
} = _;

Examples

 assertTypeOf(1, 'number'); // => 1
 assertTypeOf(undefined, 'undefined'); // => undefined
 assertTypeOf(Object('foo'), 'string'); // throw TypeError
 assertTypeOf(null, 'object'); // throw TypeError

 assertTypeOf(true, []); // throw TypeError
 assertTypeOf({}, ['null']); // throw TypeError
 assertTypeOf(function(){}, ['object', 'null', 'undefined']); // throw TypeError
 assertTypeOf(Symbol('foo'), ['undefined', 'string', 'symbol']); // => Symbol('foo')
 assertTypeOf({}, ['object', 'null']); // => {}

License

Copyright © Yisrael Eliev, Licensed under the MIT license.