28 lines
1.2 KiB
JavaScript
28 lines
1.2 KiB
JavaScript
'use strict';
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var $ = require('../internals/export');
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var call = require('../internals/function-call');
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var isObject = require('../internals/is-object');
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var anObject = require('../internals/an-object');
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var isDataDescriptor = require('../internals/is-data-descriptor');
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var getOwnPropertyDescriptorModule = require('../internals/object-get-own-property-descriptor');
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var getPrototypeOf = require('../internals/object-get-prototype-of');
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var toPropertyKey = require('../internals/to-property-key');
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// `Reflect.get` method
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// https://tc39.es/ecma262/#sec-reflect.get
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var $get = function (target, propertyKey, receiver) {
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if (anObject(target) === receiver) return target[propertyKey];
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var descriptor = getOwnPropertyDescriptorModule.f(target, propertyKey);
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if (descriptor) return isDataDescriptor(descriptor)
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? descriptor.value
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: descriptor.get === undefined ? undefined : call(descriptor.get, receiver);
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var prototype = getPrototypeOf(target);
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if (isObject(prototype)) return $get(prototype, propertyKey, receiver);
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};
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$({ target: 'Reflect', stat: true }, {
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get: function get(target, propertyKey /* , receiver */) {
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return $get(anObject(target), toPropertyKey(propertyKey), arguments.length < 3 ? target : arguments[2]);
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}
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});
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