"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 20.1.1 var func = new _index.NativeFunctionValue(realm, "Number", "Number", 1, function (context, _ref, argCount, NewTarget) { var _ref2 = _slicedToArray(_ref, 1), value = _ref2[0]; var n = void 0; // 1. If no arguments were passed to this function invocation, let n be +0. if (argCount === 0) { n = realm.intrinsics.zero; } else { // 2. Else, let n be ? ToNumber(value). n = new _index.NumberValue(realm, _singletons.To.ToNumber(realm, value)); } // 3. If NewTarget is undefined, return n. if (!NewTarget) return n; // 4. Let O be ? OrdinaryCreateFromConstructor(NewTarget, "%NumberPrototype%", « [[NumberData]] »). var O = _singletons.Create.OrdinaryCreateFromConstructor(realm, NewTarget, "NumberPrototype", { $NumberData: undefined }); // 5. Set the value of O's [[NumberData]] internal slot to n. O.$NumberData = n; // 6. Return O. return O; }); // ECMA262 20.1.2.1 func.defineNativeConstant("EPSILON", new _index.NumberValue(realm, 2.220446049250313e-16)); // ECMA262 20.1.2.2 if (!realm.isCompatibleWith(realm.MOBILE_JSC_VERSION)) func.defineNativeMethod("isFinite", 1, function (context, _ref3) { var _ref4 = _slicedToArray(_ref3, 1), number = _ref4[0]; // 1. If Type(number) is not Number, return false. if (!number.mightBeNumber()) return realm.intrinsics.false; // 2. If number is NaN, +∞, or -∞, return false. number = number.throwIfNotConcreteNumber(); if (isNaN(number.value) || number.value === +Infinity || number.value === -Infinity) return realm.intrinsics.false; // 3. Otherwise, return true. return realm.intrinsics.true; }); // ECMA262 20.1.2.3 if (!realm.isCompatibleWith(realm.MOBILE_JSC_VERSION)) func.defineNativeMethod("isInteger", 1, function (context, _ref5) { var _ref6 = _slicedToArray(_ref5, 1), number = _ref6[0]; // 1. If Type(number) is not Number, return false. if (!number.mightBeNumber()) return realm.intrinsics.false; // 2. If number is NaN, +∞, or -∞, return false. number = number.throwIfNotConcreteNumber(); if (isNaN(number.value) || number.value === +Infinity || number.value === -Infinity) return realm.intrinsics.false; // 3. Let integer be ToInteger(number). var integer = _singletons.To.ToInteger(realm, number); // 4. If integer is not equal to number, return false. if (integer !== number.value) return realm.intrinsics.false; // 5. Otherwise, return true. return realm.intrinsics.true; }); // ECMA262 20.1.2.4 if (!realm.isCompatibleWith(realm.MOBILE_JSC_VERSION)) func.defineNativeMethod("isNaN", 1, function (context, _ref7) { var _ref8 = _slicedToArray(_ref7, 1), number = _ref8[0]; // 1. If Type(number) is not Number, return false. if (!number.mightBeNumber()) return realm.intrinsics.false; // 2. If number is NaN, return true. number = number.throwIfNotConcreteNumber(); if (isNaN(number.value)) return realm.intrinsics.true; // 3. Otherwise, return false. return realm.intrinsics.false; }); // ECMA262 20.1.2.5 if (!realm.isCompatibleWith(realm.MOBILE_JSC_VERSION)) func.defineNativeMethod("isSafeInteger", 1, function (context, _ref9) { var _ref10 = _slicedToArray(_ref9, 1), number = _ref10[0]; // 1. If Type(number) is not Number, return false. if (!number.mightBeNumber()) return realm.intrinsics.false; // 2. If number is NaN, +∞, or -∞, return false. number = number.throwIfNotConcreteNumber(); if (isNaN(number.value) || number.value === +Infinity || number.value === -Infinity) return realm.intrinsics.false; // 3. Let integer be ToInteger(number). var integer = _singletons.To.ToInteger(realm, number); // 4. If integer is not equal to number, return false. if (integer !== number.value) return realm.intrinsics.false; // 5. If abs(integer) ≤ 2^53-1, return true. if (Math.abs(integer) <= Math.pow(2, 53) - 1) return realm.intrinsics.true; // 6. Otherwise, return false. return realm.intrinsics.false; }); // ECMA262 20.1.2.6 func.defineNativeConstant("MAX_SAFE_INTEGER", new _index.NumberValue(realm, 9007199254740991)); // ECMA262 20.1.2.7 func.defineNativeConstant("MAX_VALUE", new _index.NumberValue(realm, 1.7976931348623157e308)); // ECMA262 20.1.2.8 func.defineNativeConstant("MIN_SAFE_INTEGER", new _index.NumberValue(realm, -9007199254740991)); // ECMA262 20.1.2.9 func.defineNativeConstant("MIN_VALUE", new _index.NumberValue(realm, 5e-324)); // ECMA262 20.1.2.10 func.defineNativeConstant("NaN", realm.intrinsics.NaN); // ECMA262 20.1.2.11 func.defineNativeConstant("NEGATIVE_INFINITY", realm.intrinsics.negativeInfinity); // ECMA262 20.1.2.12 func.defineNativeProperty("parseFloat", realm.intrinsics.parseFloat); // ECMA262 20.1.2.13 func.defineNativeProperty("parseInt", realm.intrinsics.parseInt); // ECMA262 20.1.2.14 func.defineNativeConstant("POSITIVE_INFINITY", realm.intrinsics.Infinity); return func; }; var _index = require("../../values/index.js"); var _singletons = require("../../singletons.js"); //# sourceMappingURL=Number.js.map