prepack/lib/intrinsics/ecma262/Boolean.js

Execute a JS bundle, serialize global state and side effects to a snapshot that can be quickly restored.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = _default;

var _index = require("../../values/index.js");

var _singletons = require("../../singletons.js");

/**
 * Copyright (c) 2017-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */

/*  strict-local */
function _default(realm) {
  // ECMA262 19.3.1.1
  let func = new _index.NativeFunctionValue(realm, "Boolean", "Boolean", 1, (context, [value], argCount, NewTarget) => {
    // 1. Let b be ToBoolean(value).
    let b = new _index.BooleanValue(realm, _singletons.To.ToBooleanPartial(realm, value)); // 2. If NewTarget is undefined, return b.

    if (!NewTarget) return b; // 3. Let O be ? OrdinaryCreateFromConstructor(NewTarget, "%BooleanPrototype%", « [[BooleanData]] »).

    let O = _singletons.Create.OrdinaryCreateFromConstructor(realm, NewTarget, "BooleanPrototype", {
      $BooleanData: undefined
    }); // 4. Set the value of O's [[BooleanData]] internal slot to b.


    O.$BooleanData = b; // 5. Return O.

    return O;
  });
  return func;
}
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