| 'use strict'; |
| |
| var has = require('has'); |
| |
| var assertRecord = require('../helpers/assertRecord'); |
| |
| var IsDataDescriptor = require('./IsDataDescriptor'); |
| var IsGenericDescriptor = require('./IsGenericDescriptor'); |
| var Type = require('./Type'); |
| |
| // https://ecma-international.org/ecma-262/6.0/#sec-completepropertydescriptor |
| |
| module.exports = function CompletePropertyDescriptor(Desc) { |
| /* eslint no-param-reassign: 0 */ |
| assertRecord(Type, 'Property Descriptor', 'Desc', Desc); |
| |
| if (IsGenericDescriptor(Desc) || IsDataDescriptor(Desc)) { |
| if (!has(Desc, '[[Value]]')) { |
| Desc['[[Value]]'] = void 0; |
| } |
| if (!has(Desc, '[[Writable]]')) { |
| Desc['[[Writable]]'] = false; |
| } |
| } else { |
| if (!has(Desc, '[[Get]]')) { |
| Desc['[[Get]]'] = void 0; |
| } |
| if (!has(Desc, '[[Set]]')) { |
| Desc['[[Set]]'] = void 0; |
| } |
| } |
| if (!has(Desc, '[[Enumerable]]')) { |
| Desc['[[Enumerable]]'] = false; |
| } |
| if (!has(Desc, '[[Configurable]]')) { |
| Desc['[[Configurable]]'] = false; |
| } |
| return Desc; |
| }; |