index.js (1595B)
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 * Return a regular expression to match a native function. 23 * 24 * @module @stdlib/regexp/native-function 25 * 26 * @example 27 * var reNativeFunction = require( '@stdlib/regexp/native-function' ); 28 * 29 * var RE_NATIVE_FUNCTION = reNativeFunction(); 30 * function isNativeFunction( fcn ) { 31 * return RE_NATIVE_FUNCTION.test( fcn.toString() ); 32 * } 33 * 34 * var bool = isNativeFunction( Math.sqrt ); 35 * // returns true 36 * 37 * bool = isNativeFunction( Int8Array ); 38 * // returns true 39 * 40 * bool = isNativeFunction( Object.prototype.toString ); 41 * // returns true 42 * 43 * bool = isNativeFunction( function noop() {} ); 44 * // returns false 45 */ 46 47 48 // MAIN // 49 50 var setReadOnly = require( '@stdlib/utils/define-nonenumerable-read-only-property' ); 51 var reNativeFunction = require( './main.js' ); 52 var REGEXP = require( './regexp.js' ); 53 54 55 // MAIN // 56 57 setReadOnly( reNativeFunction, 'REGEXP', REGEXP ); 58 59 60 // EXPORTS // 61 62 module.exports = reNativeFunction; 63 64 65 // EXPORTS // 66 67 module.exports = reNativeFunction;