index.js (2098B)
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 a negative number. 23 * 24 * @module @stdlib/assert/is-negative-number 25 * 26 * @example 27 * var isNegativeNumber = require( '@stdlib/assert/is-negative-number' ); 28 * 29 * var bool = isNegativeNumber( -5.0 ); 30 * // returns true 31 * 32 * bool = isNegativeNumber( new Number( -5.0 ) ); 33 * // returns true 34 * 35 * bool = isNegativeNumber( -3.14 ); 36 * // returns true 37 * 38 * bool = isNegativeNumber( 5.0 ); 39 * // returns false 40 * 41 * bool = isNegativeNumber( null ); 42 * // returns false 43 * 44 * @example 45 * // Use interface to check for negative number primitives... 46 * var isNegativeNumber = require( '@stdlib/assert/is-negative-number' ).isPrimitive; 47 * 48 * var bool = isNegativeNumber( -3.0 ); 49 * // returns true 50 * 51 * bool = isNegativeNumber( new Number( -3.0 ) ); 52 * // returns false 53 * 54 * @example 55 * // Use interface to check for negative number objects... 56 * var isNegativeNumber = require( '@stdlib/assert/is-negative-number' ).isObject; 57 * 58 * var bool = isNegativeNumber( -3.0 ); 59 * // returns false 60 * 61 * bool = isNegativeNumber( new Number( -3.0 ) ); 62 * // returns true 63 */ 64 65 // MODULES // 66 67 var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' ); 68 var isNegativeNumber = require( './main.js' ); 69 var isPrimitive = require( './primitive.js' ); 70 var isObject = require( './object.js' ); 71 72 73 // MAIN // 74 75 setReadOnly( isNegativeNumber, 'isPrimitive', isPrimitive ); 76 setReadOnly( isNegativeNumber, 'isObject', isObject ); 77 78 79 // EXPORTS // 80 81 module.exports = isNegativeNumber;