121 lines
8.2 KiB
JavaScript
121 lines
8.2 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
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var _index = require("./index.js");
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var _completions = require("../completions.js");
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var _singletons = require("../singletons.js");
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
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function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; } /**
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* Copyright (c) 2017-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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/* Built-in Function Objects */
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var NativeFunctionValue = function (_ECMAScriptFunctionVa) {
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_inherits(NativeFunctionValue, _ECMAScriptFunctionVa);
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function NativeFunctionValue(realm, intrinsicName, name, length, callback) {
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var constructor = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : true;
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_classCallCheck(this, NativeFunctionValue);
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var _this = _possibleConstructorReturn(this, (NativeFunctionValue.__proto__ || Object.getPrototypeOf(NativeFunctionValue)).call(this, realm, intrinsicName));
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_this.$ThisMode = "strict";
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_this.$HomeObject = undefined;
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_this.$FunctionKind = "normal";
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_this.$Call = function (thisArgument, argsList) {
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return _singletons.Functions.$Call(_this.$Realm, _this, thisArgument, argsList);
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};
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if (constructor) {
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_this.$ConstructorKind = "base";
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_this.$Construct = function (argumentsList, newTarget) {
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return _singletons.Functions.$Construct(_this.$Realm, _this, argumentsList, newTarget);
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};
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}
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_this.$Environment = realm.$GlobalEnv;
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_this.callback = callback;
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_this.length = length;
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_this.$DefineOwnProperty("length", {
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value: new _index.NumberValue(realm, length),
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writable: false,
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configurable: true,
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enumerable: false
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});
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if (name) {
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if (name instanceof _index.SymbolValue) {
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_this.name = name.$Description ? "[" + name.$Description.throwIfNotConcreteString().value + "]" : "[native]";
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} else {
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_this.name = name;
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}
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_this.$DefineOwnProperty("name", {
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value: new _index.StringValue(realm, _this.name),
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writable: false,
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configurable: true,
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enumerable: false
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});
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} else {
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_this.name = "native";
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}
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return _this;
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}
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_createClass(NativeFunctionValue, [{
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key: "getTrackedPropertyNames",
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value: function getTrackedPropertyNames() {
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return NativeFunctionValue.trackedPropertyNames;
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}
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}, {
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key: "hasDefaultLength",
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value: function hasDefaultLength() {
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return this.getLength() === this.length;
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}
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}, {
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key: "getName",
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// Override.
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value: function getName() {
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return this.name;
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}
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}, {
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key: "callCallback",
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value: function callCallback(context, argsList, newTarget) {
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var originalLength = argsList.length;
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for (var i = 0; i < this.length; i++) {
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argsList[i] = argsList[i] || this.$Realm.intrinsics.undefined;
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}
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return new _completions.ReturnCompletion(this.callback(context, argsList, originalLength, newTarget), this.$Realm.currentLocation);
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}
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// for Proxy
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}]);
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return NativeFunctionValue;
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}(_index.ECMAScriptFunctionValue);
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NativeFunctionValue.trackedPropertyNames = _index.ObjectValue.trackedPropertyNames.concat("$RevocableProxy");
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exports.default = NativeFunctionValue;
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//# sourceMappingURL=NativeFunctionValue.js.map
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