| 'use strict'; |
| |
| var $TypeError = require('es-errors/type'); |
| |
| var hasOwn = require('hasown'); |
| |
| var isPropertyDescriptor = require('../helpers/records/property-descriptor'); |
| |
| // https://262.ecma-international.org/5.1/#sec-8.10.1 |
| |
| module.exports = function IsAccessorDescriptor(Desc) { |
| if (typeof Desc === 'undefined') { |
| return false; |
| } |
| |
| if (!isPropertyDescriptor(Desc)) { |
| throw new $TypeError('Assertion failed: `Desc` must be a Property Descriptor'); |
| } |
| |
| if (!hasOwn(Desc, '[[Get]]') && !hasOwn(Desc, '[[Set]]')) { |
| return false; |
| } |
| |
| return true; |
| }; |