has_define_property_support.js (1211B)
1 /** 2 * @license Apache-2.0 3 * 4 * Copyright (c) 2021 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 // MODULES // 22 23 var defineProperty = require( './define_property.js' ); 24 25 26 // MAIN // 27 28 /** 29 * Tests for `Object.defineProperty` support. 30 * 31 * @private 32 * @returns {boolean} boolean indicating if an environment has `Object.defineProperty` support 33 * 34 * @example 35 * var bool = hasDefinePropertySupport(); 36 * // returns <boolean> 37 */ 38 function hasDefinePropertySupport() { 39 // Test basic support... 40 try { 41 defineProperty( {}, 'x', {} ); 42 return true; 43 } catch ( err ) { // eslint-disable-line no-unused-vars 44 return false; 45 } 46 } 47 48 49 // EXPORTS // 50 51 module.exports = hasDefinePropertySupport;