"use strict";

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

var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }(); /**
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          * 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.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          */

exports.default = function (realm) {
  // ECMA262 24.1.2.1
  var func = new _index.NativeFunctionValue(realm, "ArrayBuffer", "ArrayBuffer", 1, function (context, _ref, argCount, NewTarget) {
    var _ref2 = _slicedToArray(_ref, 1),
        length = _ref2[0];

    // 1. If NewTarget is undefined, throw a TypeError exception.
    if (!NewTarget) {
      throw realm.createErrorThrowCompletion(realm.intrinsics.TypeError);
    }

    // 2. Let byteLength be ToIndex(numberLength).
    var byteLength = _singletons.To.ToIndexPartial(realm, length);

    // 3. Return ? AllocateArrayBuffer(NewTarget, byteLength).
    return (0, _arraybuffer.AllocateArrayBuffer)(realm, NewTarget, byteLength);
  });

  // ECMA262 24.1.3.1
  func.defineNativeMethod("isView", 1, function (context, _ref3) {
    var _ref4 = _slicedToArray(_ref3, 1),
        arg = _ref4[0];

    // 1. If Type(arg) is not Object, return false.
    if (!arg.mightBeObject()) return realm.intrinsics.false;

    // 2. If arg has a [[ViewedArrayBuffer]] internal slot, return true.
    arg = arg.throwIfNotConcreteObject();
    if ("$ViewedArrayBuffer" in arg) return realm.intrinsics.true;

    // 3. Return false.
    return realm.intrinsics.false;
  });

  // ECMA262 24.1.3.3
  func.defineNativeGetter(realm.intrinsics.SymbolSpecies, function (context) {
    // 1. Return the this value
    return context;
  });

  return func;
};

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

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

var _arraybuffer = require("../../methods/arraybuffer.js");
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