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node_modules/es-abstract/5/FromPropertyDescriptor.js
| 39 lines
| 1.0 KiB
| application/javascript
| JavascriptLexer
|
| r789 | 'use strict'; | |||
| var GetIntrinsic = require('../GetIntrinsic'); | ||||
| var $TypeError = GetIntrinsic('%TypeError%'); | ||||
| var Type = require('./Type'); | ||||
| var IsDataDescriptor = require('./IsDataDescriptor'); | ||||
| var IsAccessorDescriptor = require('./IsAccessorDescriptor'); | ||||
| var assertRecord = require('../helpers/assertRecord'); | ||||
| // https://ecma-international.org/ecma-262/5.1/#sec-8.10.4 | ||||
| module.exports = function FromPropertyDescriptor(Desc) { | ||||
| if (typeof Desc === 'undefined') { | ||||
| return Desc; | ||||
| } | ||||
| assertRecord(Type, 'Property Descriptor', 'Desc', Desc); | ||||
| if (IsDataDescriptor(Desc)) { | ||||
| return { | ||||
| value: Desc['[[Value]]'], | ||||
| writable: !!Desc['[[Writable]]'], | ||||
| enumerable: !!Desc['[[Enumerable]]'], | ||||
| configurable: !!Desc['[[Configurable]]'] | ||||
| }; | ||||
| } else if (IsAccessorDescriptor(Desc)) { | ||||
| return { | ||||
| get: Desc['[[Get]]'], | ||||
| set: Desc['[[Set]]'], | ||||
| enumerable: !!Desc['[[Enumerable]]'], | ||||
| configurable: !!Desc['[[Configurable]]'] | ||||
| }; | ||||
| } else { | ||||
| throw new $TypeError('FromPropertyDescriptor must be called with a fully populated Property Descriptor'); | ||||
| } | ||||
| }; | ||||