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| Current File : /var/www/html/infraai.ai/frontend/node_modules/es-abstract/2016/OrdinaryDefineOwnProperty.js |
'use strict';
var $gOPD = require('gopd');
var $SyntaxError = require('es-errors/syntax');
var $TypeError = require('es-errors/type');
var isObject = require('es-object-atoms/isObject');
var isPropertyDescriptor = require('../helpers/records/property-descriptor');
var IsAccessorDescriptor = require('./IsAccessorDescriptor');
var IsExtensible = require('./IsExtensible');
var isPropertyKey = require('../helpers/isPropertyKey');
var ToPropertyDescriptor = require('./ToPropertyDescriptor');
var SameValue = require('./SameValue');
var ValidateAndApplyPropertyDescriptor = require('./ValidateAndApplyPropertyDescriptor');
// https://262.ecma-international.org/6.0/#sec-ordinarydefineownproperty
module.exports = function OrdinaryDefineOwnProperty(O, P, Desc) {
if (!isObject(O)) {
throw new $TypeError('Assertion failed: O must be an Object');
}
if (!isPropertyKey(P)) {
throw new $TypeError('Assertion failed: P must be a Property Key');
}
if (!isPropertyDescriptor(Desc)) {
throw new $TypeError('Assertion failed: Desc must be a Property Descriptor');
}
if (!$gOPD) {
// ES3/IE 8 fallback
if (IsAccessorDescriptor(Desc)) {
throw new $SyntaxError('This environment does not support accessor property descriptors.');
}
var creatingNormalDataProperty = !(P in O)
&& Desc['[[Writable]]']
&& Desc['[[Enumerable]]']
&& Desc['[[Configurable]]']
&& '[[Value]]' in Desc;
var settingExistingDataProperty = (P in O)
&& (!('[[Configurable]]' in Desc) || Desc['[[Configurable]]'])
&& (!('[[Enumerable]]' in Desc) || Desc['[[Enumerable]]'])
&& (!('[[Writable]]' in Desc) || Desc['[[Writable]]'])
&& '[[Value]]' in Desc;
if (creatingNormalDataProperty || settingExistingDataProperty) {
O[P] = Desc['[[Value]]']; // eslint-disable-line no-param-reassign
return SameValue(O[P], Desc['[[Value]]']);
}
throw new $SyntaxError('This environment does not support defining non-writable, non-enumerable, or non-configurable properties');
}
var desc = $gOPD(O, P);
var current = desc && ToPropertyDescriptor(desc);
var extensible = IsExtensible(O);
return ValidateAndApplyPropertyDescriptor(O, P, extensible, Desc, current);
};