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- '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;
- };
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