Sha256: 060603c99fc1fb065ee0f40b3916aa87d63672b0c685bd29a4ecbce8b7813d6d
Contents?: true
Size: 1.67 KB
Versions: 12
Compression:
Stored size: 1.67 KB
Contents
var $ = require('../internals/export');
var anObject = require('../internals/an-object');
var isObject = require('../internals/is-object');
var has = require('../internals/has');
var definePropertyModule = require('../internals/object-define-property');
var getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');
var getPrototypeOf = require('../internals/object-get-prototype-of');
var createPropertyDescriptor = require('../internals/create-property-descriptor');
// `Reflect.set` method
// https://tc39.github.io/ecma262/#sec-reflect.set
function set(target, propertyKey, V /* , receiver */) {
var receiver = arguments.length < 4 ? target : arguments[3];
var ownDescriptor = getOwnPropertyDescriptorModule.f(anObject(target), propertyKey);
var existingDescriptor, prototype;
if (!ownDescriptor) {
if (isObject(prototype = getPrototypeOf(target))) {
return set(prototype, propertyKey, V, receiver);
}
ownDescriptor = createPropertyDescriptor(0);
}
if (has(ownDescriptor, 'value')) {
if (ownDescriptor.writable === false || !isObject(receiver)) return false;
if (existingDescriptor = getOwnPropertyDescriptorModule.f(receiver, propertyKey)) {
if (existingDescriptor.get || existingDescriptor.set || existingDescriptor.writable === false) return false;
existingDescriptor.value = V;
definePropertyModule.f(receiver, propertyKey, existingDescriptor);
} else definePropertyModule.f(receiver, propertyKey, createPropertyDescriptor(0, V));
return true;
}
return ownDescriptor.set === undefined ? false : (ownDescriptor.set.call(receiver, V), true);
}
$({ target: 'Reflect', stat: true }, {
set: set
});
Version data entries
12 entries across 12 versions & 4 rubygems