mirror of
https://github.com/musix-org/musix-oss
synced 2024-12-23 22:33:17 +00:00
40 lines
989 B
JavaScript
40 lines
989 B
JavaScript
|
'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;
|
||
|
};
|