index.js (1358B)
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 * Define (or modify) an object property. 23 * 24 * @module @stdlib/utils/define-property 25 * 26 * @example 27 * var defineProperty = require( '@stdlib/utils/define-property' ); 28 * 29 * var obj = {}; 30 * defineProperty( obj, 'foo', { 31 * 'value': 'bar', 32 * 'writable': false, 33 * 'configurable': false, 34 * 'enumerable': false 35 * }); 36 * obj.foo = 'boop'; // => throws 37 */ 38 39 // MODULES // 40 41 var hasDefinePropertySupport = require( './has_define_property_support.js' ); 42 var builtin = require( './builtin.js' ); 43 var polyfill = require( './polyfill.js' ); 44 45 46 // MAIN // 47 48 var defineProperty; 49 if ( hasDefinePropertySupport() ) { 50 defineProperty = builtin; 51 } else { 52 defineProperty = polyfill; 53 } 54 55 56 // EXPORTS // 57 58 module.exports = defineProperty;