index.js (1190B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2018 The Stdlib Authors. 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 'use strict'; 20 21 /** 22 * Test if a value is falsy. 23 * 24 * @module @stdlib/assert/is-falsy 25 * 26 * @example 27 * var isFalsy = require( '@stdlib/assert/is-falsy' ); 28 * 29 * var bool = isFalsy( false ); 30 * // returns true 31 * 32 * bool = isFalsy( null ); 33 * // returns true 34 * 35 * bool = isFalsy( '' ); 36 * // returns true 37 * 38 * bool = isFalsy( 0 ); 39 * // returns true 40 * 41 * bool = isFalsy( void 0 ); 42 * // returns true 43 * 44 * bool = isFalsy( NaN ); 45 * // returns true 46 * 47 * bool = isFalsy( [] ); 48 * // returns false 49 */ 50 51 // MODULES // 52 53 var isFalsy = require( './main.js' ); 54 55 56 // EXPORTS // 57 58 module.exports = isFalsy;