(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.deepEqual = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o * MIT Licensed */ var type = require('type-detect'); function FakeMap() { this._key = 'chai/deep-eql__' + Math.random() + Date.now(); } FakeMap.prototype = { get: function getMap(key) { return key[this._key]; }, set: function setMap(key, value) { if (Object.isExtensible(key)) { Object.defineProperty(key, this._key, { value: value, configurable: true, }); } }, }; var MemoizeMap = typeof WeakMap === 'function' ? WeakMap : FakeMap; /*! * Check to see if the MemoizeMap has recorded a result of the two operands * * @param {Mixed} leftHandOperand * @param {Mixed} rightHandOperand * @param {MemoizeMap} memoizeMap * @returns {Boolean|null} result */ function memoizeCompare(leftHandOperand, rightHandOperand, memoizeMap) { // Technically, WeakMap keys can *only* be objects, not primitives. if (!memoizeMap || isPrimitive(leftHandOperand) || isPrimitive(rightHandOperand)) { return null; } var leftHandMap = memoizeMap.get(leftHandOperand); if (leftHandMap) { var result = leftHandMap.get(rightHandOperand); if (typeof result === 'boolean') { return result; } } return null; } /*! * Set the result of the equality into the MemoizeMap * * @param {Mixed} leftHandOperand * @param {Mixed} rightHandOperand * @param {MemoizeMap} memoizeMap * @param {Boolean} result */ function memoizeSet(leftHandOperand, rightHandOperand, memoizeMap, result) { // Technically, WeakMap keys can *only* be objects, not primitives. if (!memoizeMap || isPrimitive(leftHandOperand) || isPrimitive(rightHandOperand)) { return; } var leftHandMap = memoizeMap.get(leftHandOperand); if (leftHandMap) { leftHandMap.set(rightHandOperand, result); } else { leftHandMap = new MemoizeMap(); leftHandMap.set(rightHandOperand, result); memoizeMap.set(leftHandOperand, leftHandMap); } } /*! * Primary Export */ module.exports = deepEqual; module.exports.MemoizeMap = MemoizeMap; /** * Assert deeply nested sameValue equality between two objects of any type. * * @param {Mixed} leftHandOperand * @param {Mixed} rightHandOperand * @param {Object} [options] (optional) Additional options * @param {Array} [options.comparator] (optional) Override default algorithm, determining custom equality. * @param {Array} [options.memoize] (optional) Provide a custom memoization object which will cache the results of complex objects for a speed boost. By passing `false` you can disable memoization, but this will cause circular references to blow the stack. * @return {Boolean} equal match */ function deepEqual(leftHandOperand, rightHandOperand, options) { // If we have a comparator, we can't assume anything; so bail to its check first. if (options && options.comparator) { return extensiveDeepEqual(leftHandOperand, rightHandOperand, options); } var simpleResult = simpleEqual(leftHandOperand, rightHandOperand); if (simpleResult !== null) { return simpleResult; } // Deeper comparisons are pushed through to a larger function return extensiveDeepEqual(leftHandOperand, rightHandOperand, options); } /** * Many comparisons can be canceled out early via simple equality or primitive checks. * @param {Mixed} leftHandOperand * @param {Mixed} rightHandOperand * @return {Boolean|null} equal match */ function simpleEqual(leftHandOperand, rightHandOperand) { // Equal references (except for Numbers) can be returned early if (leftHandOperand === rightHandOperand) { // Handle +-0 cases return leftHandOperand !== 0 || 1 / leftHandOperand === 1 / rightHandOperand; } // handle NaN cases if ( leftHandOperand !== leftHandOperand && // eslint-disable-line no-self-compare rightHandOperand !== rightHandOperand // eslint-disable-line no-self-compare ) { return true; } // Anything that is not an 'object', i.e. symbols, functions, booleans, numbers, // strings, and undefined, can be compared by reference. if (isPrimitive(leftHandOperand) || isPrimitive(rightHandOperand)) { // Easy out b/c it would have passed the first equality check return false; } return null; } /*! * The main logic of the `deepEqual` function. * * @param {Mixed} leftHandOperand * @param {Mixed} rightHandOperand * @param {Object} [options] (optional) Additional options * @param {Array} [options.comparator] (optional) Override default algorithm, determining custom equality. * @param {Array} [options.memoize] (optional) Provide a custom memoization object which will cache the results of complex objects for a speed boost. By passing `false` you can disable memoization, but this will cause circular references to blow the stack. * @return {Boolean} equal match */ function extensiveDeepEqual(leftHandOperand, rightHandOperand, options) { options = options || {}; options.memoize = options.memoize === false ? false : options.memoize || new MemoizeMap(); var comparator = options && options.comparator; // Check if a memoized result exists. var memoizeResultLeft = memoizeCompare(leftHandOperand, rightHandOperand, options.memoize); if (memoizeResultLeft !== null) { return memoizeResultLeft; } var memoizeResultRight = memoizeCompare(rightHandOperand, leftHandOperand, options.memoize); if (memoizeResultRight !== null) { return memoizeResultRight; } // If a comparator is present, use it. if (comparator) { var comparatorResult = comparator(leftHandOperand, rightHandOperand); // Comparators may return null, in which case we want to go back to default behavior. if (comparatorResult === false || comparatorResult === true) { memoizeSet(leftHandOperand, rightHandOperand, options.memoize, comparatorResult); return comparatorResult; } // To allow comparators to override *any* behavior, we ran them first. Since it didn't decide // what to do, we need to make sure to return the basic tests first before we move on. var simpleResult = simpleEqual(leftHandOperand, rightHandOperand); if (simpleResult !== null) { // Don't memoize this, it takes longer to set/retrieve than to just compare. return simpleResult; } } var leftHandType = type(leftHandOperand); if (leftHandType !== type(rightHandOperand)) { memoizeSet(leftHandOperand, rightHandOperand, options.memoize, false); return false; } // Temporarily set the operands in the memoize object to prevent blowing the stack memoizeSet(leftHandOperand, rightHandOperand, options.memoize, true); var result = extensiveDeepEqualByType(leftHandOperand, rightHandOperand, leftHandType, options); memoizeSet(leftHandOperand, rightHandOperand, options.memoize, result); return result; } function extensiveDeepEqualByType(leftHandOperand, rightHandOperand, leftHandType, options) { switch (leftHandType) { case 'String': case 'Number': case 'Boolean': case 'Date': // If these types are their instance types (e.g. `new Number`) then re-deepEqual against their values return deepEqual(leftHandOperand.valueOf(), rightHandOperand.valueOf()); case 'Promise': case 'Symbol': case 'function': case 'WeakMap': case 'WeakSet': case 'Error': return leftHandOperand === rightHandOperand; case 'Arguments': case 'Int8Array': case 'Uint8Array': case 'Uint8ClampedArray': case 'Int16Array': case 'Uint16Array': case 'Int32Array': case 'Uint32Array': case 'Float32Array': case 'Float64Array': case 'Array': return iterableEqual(leftHandOperand, rightHandOperand, options); case 'RegExp': return regexpEqual(leftHandOperand, rightHandOperand); case 'Generator': return generatorEqual(leftHandOperand, rightHandOperand, options); case 'DataView': return iterableEqual(new Uint8Array(leftHandOperand.buffer), new Uint8Array(rightHandOperand.buffer), options); case 'ArrayBuffer': return iterableEqual(new Uint8Array(leftHandOperand), new Uint8Array(rightHandOperand), options); case 'Set': return entriesEqual(leftHandOperand, rightHandOperand, options); case 'Map': return entriesEqual(leftHandOperand, rightHandOperand, options); default: return objectEqual(leftHandOperand, rightHandOperand, options); } } /*! * Compare two Regular Expressions for equality. * * @param {RegExp} leftHandOperand * @param {RegExp} rightHandOperand * @return {Boolean} result */ function regexpEqual(leftHandOperand, rightHandOperand) { return leftHandOperand.toString() === rightHandOperand.toString(); } /*! * Compare two Sets/Maps for equality. Faster than other equality functions. * * @param {Set} leftHandOperand * @param {Set} rightHandOperand * @param {Object} [options] (Optional) * @return {Boolean} result */ function entriesEqual(leftHandOperand, rightHandOperand, options) { // IE11 doesn't support Set#entries or Set#@@iterator, so we need manually populate using Set#forEach if (leftHandOperand.size !== rightHandOperand.size) { return false; } if (leftHandOperand.size === 0) { return true; } var leftHandItems = []; var rightHandItems = []; leftHandOperand.forEach(function gatherEntries(key, value) { leftHandItems.push([ key, value ]); }); rightHandOperand.forEach(function gatherEntries(key, value) { rightHandItems.push([ key, value ]); }); return iterableEqual(leftHandItems.sort(), rightHandItems.sort(), options); } /*! * Simple equality for flat iterable objects such as Arrays, TypedArrays or Node.js buffers. * * @param {Iterable} leftHandOperand * @param {Iterable} rightHandOperand * @param {Object} [options] (Optional) * @return {Boolean} result */ function iterableEqual(leftHandOperand, rightHandOperand, options) { var length = leftHandOperand.length; if (length !== rightHandOperand.length) { return false; } if (length === 0) { return true; } var index = -1; while (++index < length) { if (deepEqual(leftHandOperand[index], rightHandOperand[index], options) === false) { return false; } } return true; } /*! * Simple equality for generator objects such as those returned by generator functions. * * @param {Iterable} leftHandOperand * @param {Iterable} rightHandOperand * @param {Object} [options] (Optional) * @return {Boolean} result */ function generatorEqual(leftHandOperand, rightHandOperand, options) { return iterableEqual(getGeneratorEntries(leftHandOperand), getGeneratorEntries(rightHandOperand), options); } /*! * Determine if the given object has an @@iterator function. * * @param {Object} target * @return {Boolean} `true` if the object has an @@iterator function. */ function hasIteratorFunction(target) { return typeof Symbol !== 'undefined' && typeof target === 'object' && typeof Symbol.iterator !== 'undefined' && typeof target[Symbol.iterator] === 'function'; } /*! * Gets all iterator entries from the given Object. If the Object has no @@iterator function, returns an empty array. * This will consume the iterator - which could have side effects depending on the @@iterator implementation. * * @param {Object} target * @returns {Array} an array of entries from the @@iterator function */ function getIteratorEntries(target) { if (hasIteratorFunction(target)) { try { return getGeneratorEntries(target[Symbol.iterator]()); } catch (iteratorError) { return []; } } return []; } /*! * Gets all entries from a Generator. This will consume the generator - which could have side effects. * * @param {Generator} target * @returns {Array} an array of entries from the Generator. */ function getGeneratorEntries(generator) { var generatorResult = generator.next(); var accumulator = [ generatorResult.value ]; while (generatorResult.done === false) { generatorResult = generator.next(); accumulator.push(generatorResult.value); } return accumulator; } /*! * Gets all own and inherited enumerable keys from a target. * * @param {Object} target * @returns {Array} an array of own and inherited enumerable keys from the target. */ function getEnumerableKeys(target) { var keys = []; for (var key in target) { keys.push(key); } return keys; } /*! * Determines if two objects have matching values, given a set of keys. Defers to deepEqual for the equality check of * each key. If any value of the given key is not equal, the function will return false (early). * * @param {Mixed} leftHandOperand * @param {Mixed} rightHandOperand * @param {Array} keys An array of keys to compare the values of leftHandOperand and rightHandOperand against * @param {Object} [options] (Optional) * @return {Boolean} result */ function keysEqual(leftHandOperand, rightHandOperand, keys, options) { var length = keys.length; if (length === 0) { return true; } for (var i = 0; i < length; i += 1) { if (deepEqual(leftHandOperand[keys[i]], rightHandOperand[keys[i]], options) === false) { return false; } } return true; } /*! * Recursively check the equality of two Objects. Once basic sameness has been established it will defer to `deepEqual` * for each enumerable key in the object. * * @param {Mixed} leftHandOperand * @param {Mixed} rightHandOperand * @param {Object} [options] (Optional) * @return {Boolean} result */ function objectEqual(leftHandOperand, rightHandOperand, options) { var leftHandKeys = getEnumerableKeys(leftHandOperand); var rightHandKeys = getEnumerableKeys(rightHandOperand); if (leftHandKeys.length && leftHandKeys.length === rightHandKeys.length) { leftHandKeys.sort(); rightHandKeys.sort(); if (iterableEqual(leftHandKeys, rightHandKeys) === false) { return false; } return keysEqual(leftHandOperand, rightHandOperand, leftHandKeys, options); } var leftHandEntries = getIteratorEntries(leftHandOperand); var rightHandEntries = getIteratorEntries(rightHandOperand); if (leftHandEntries.length && leftHandEntries.length === rightHandEntries.length) { leftHandEntries.sort(); rightHandEntries.sort(); return iterableEqual(leftHandEntries, rightHandEntries, options); } if (leftHandKeys.length === 0 && leftHandEntries.length === 0 && rightHandKeys.length === 0 && rightHandEntries.length === 0) { return true; } return false; } /*! * Returns true if the argument is a primitive. * * This intentionally returns true for all objects that can be compared by reference, * including functions and symbols. * * @param {Mixed} value * @return {Boolean} result */ function isPrimitive(value) { return value === null || typeof value !== 'object'; } },{"type-detect":2}],2:[function(require,module,exports){ (function (global){ 'use strict'; /* ! * type-detect * Copyright(c) 2013 jake luer * MIT Licensed */ var promiseExists = typeof Promise === 'function'; var globalObject = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : self; // eslint-disable-line var isDom = 'location' in globalObject && 'document' in globalObject; var symbolExists = typeof Symbol !== 'undefined'; var mapExists = typeof Map !== 'undefined'; var setExists = typeof Set !== 'undefined'; var weakMapExists = typeof WeakMap !== 'undefined'; var weakSetExists = typeof WeakSet !== 'undefined'; var dataViewExists = typeof DataView !== 'undefined'; var symbolIteratorExists = symbolExists && typeof Symbol.iterator !== 'undefined'; var symbolToStringTagExists = symbolExists && typeof Symbol.toStringTag !== 'undefined'; var setEntriesExists = setExists && typeof Set.prototype.entries === 'function'; var mapEntriesExists = mapExists && typeof Map.prototype.entries === 'function'; var setIteratorPrototype = setEntriesExists && Object.getPrototypeOf(new Set().entries()); var mapIteratorPrototype = mapEntriesExists && Object.getPrototypeOf(new Map().entries()); var arrayIteratorExists = symbolIteratorExists && typeof Array.prototype[Symbol.iterator] === 'function'; var arrayIteratorPrototype = arrayIteratorExists && Object.getPrototypeOf([][Symbol.iterator]()); var stringIteratorExists = symbolIteratorExists && typeof String.prototype[Symbol.iterator] === 'function'; var stringIteratorPrototype = stringIteratorExists && Object.getPrototypeOf(''[Symbol.iterator]()); var toStringLeftSliceLength = 8; var toStringRightSliceLength = -1; /** * ### typeOf (obj) * * Uses `Object.prototype.toString` to determine the type of an object, * normalising behaviour across engine versions & well optimised. * * @param {Mixed} object * @return {String} object type * @api public */ module.exports = function typeDetect(obj) { /* ! Speed optimisation * Pre: * string literal x 3,039,035 ops/sec ±1.62% (78 runs sampled) * boolean literal x 1,424,138 ops/sec ±4.54% (75 runs sampled) * number literal x 1,653,153 ops/sec ±1.91% (82 runs sampled) * undefined x 9,978,660 ops/sec ±1.92% (75 runs sampled) * function x 2,556,769 ops/sec ±1.73% (77 runs sampled) * Post: * string literal x 38,564,796 ops/sec ±1.15% (79 runs sampled) * boolean literal x 31,148,940 ops/sec ±1.10% (79 runs sampled) * number literal x 32,679,330 ops/sec ±1.90% (78 runs sampled) * undefined x 32,363,368 ops/sec ±1.07% (82 runs sampled) * function x 31,296,870 ops/sec ±0.96% (83 runs sampled) */ var typeofObj = typeof obj; if (typeofObj !== 'object') { return typeofObj; } /* ! Speed optimisation * Pre: * null x 28,645,765 ops/sec ±1.17% (82 runs sampled) * Post: * null x 36,428,962 ops/sec ±1.37% (84 runs sampled) */ if (obj === null) { return 'null'; } /* ! Spec Conformance * Test: `Object.prototype.toString.call(window)`` * - Node === "[object global]" * - Chrome === "[object global]" * - Firefox === "[object Window]" * - PhantomJS === "[object Window]" * - Safari === "[object Window]" * - IE 11 === "[object Window]" * - IE Edge === "[object Window]" * Test: `Object.prototype.toString.call(this)`` * - Chrome Worker === "[object global]" * - Firefox Worker === "[object DedicatedWorkerGlobalScope]" * - Safari Worker === "[object DedicatedWorkerGlobalScope]" * - IE 11 Worker === "[object WorkerGlobalScope]" * - IE Edge Worker === "[object WorkerGlobalScope]" */ if (obj === globalObject) { return 'global'; } /* ! Speed optimisation * Pre: * array literal x 2,888,352 ops/sec ±0.67% (82 runs sampled) * Post: * array literal x 22,479,650 ops/sec ±0.96% (81 runs sampled) */ if ( Array.isArray(obj) && (symbolToStringTagExists === false || !(Symbol.toStringTag in obj)) ) { return 'Array'; } if (isDom) { /* ! Spec Conformance * (https://html.spec.whatwg.org/multipage/browsers.html#location) * WhatWG HTML$7.7.3 - The `Location` interface * Test: `Object.prototype.toString.call(window.location)`` * - IE <=11 === "[object Object]" * - IE Edge <=13 === "[object Object]" */ if (obj === globalObject.location) { return 'Location'; } /* ! Spec Conformance * (https://html.spec.whatwg.org/#document) * WhatWG HTML$3.1.1 - The `Document` object * Note: Most browsers currently adher to the W3C DOM Level 2 spec * (https://www.w3.org/TR/DOM-Level-2-HTML/html.html#ID-26809268) * which suggests that browsers should use HTMLTableCellElement for * both TD and TH elements. WhatWG separates these. * WhatWG HTML states: * > For historical reasons, Window objects must also have a * > writable, configurable, non-enumerable property named * > HTMLDocument whose value is the Document interface object. * Test: `Object.prototype.toString.call(document)`` * - Chrome === "[object HTMLDocument]" * - Firefox === "[object HTMLDocument]" * - Safari === "[object HTMLDocument]" * - IE <=10 === "[object Document]" * - IE 11 === "[object HTMLDocument]" * - IE Edge <=13 === "[object HTMLDocument]" */ if (obj === globalObject.document) { return 'Document'; } /* ! Spec Conformance * (https://html.spec.whatwg.org/multipage/webappapis.html#mimetypearray) * WhatWG HTML$8.6.1.5 - Plugins - Interface MimeTypeArray * Test: `Object.prototype.toString.call(navigator.mimeTypes)`` * - IE <=10 === "[object MSMimeTypesCollection]" */ if (obj === (globalObject.navigator || {}).mimeTypes) { return 'MimeTypeArray'; } /* ! Spec Conformance * (https://html.spec.whatwg.org/multipage/webappapis.html#pluginarray) * WhatWG HTML$8.6.1.5 - Plugins - Interface PluginArray * Test: `Object.prototype.toString.call(navigator.plugins)`` * - IE <=10 === "[object MSPluginsCollection]" */ if (obj === (globalObject.navigator || {}).plugins) { return 'PluginArray'; } /* ! Spec Conformance * (https://html.spec.whatwg.org/multipage/webappapis.html#pluginarray) * WhatWG HTML$4.4.4 - The `blockquote` element - Interface `HTMLQuoteElement` * Test: `Object.prototype.toString.call(document.createElement('blockquote'))`` * - IE <=10 === "[object HTMLBlockElement]" */ if (obj instanceof HTMLElement && obj.tagName === 'BLOCKQUOTE') { return 'HTMLQuoteElement'; } /* ! Spec Conformance * (https://html.spec.whatwg.org/#htmltabledatacellelement) * WhatWG HTML$4.9.9 - The `td` element - Interface `HTMLTableDataCellElement` * Note: Most browsers currently adher to the W3C DOM Level 2 spec * (https://www.w3.org/TR/DOM-Level-2-HTML/html.html#ID-82915075) * which suggests that browsers should use HTMLTableCellElement for * both TD and TH elements. WhatWG separates these. * Test: Object.prototype.toString.call(document.createElement('td')) * - Chrome === "[object HTMLTableCellElement]" * - Firefox === "[object HTMLTableCellElement]" * - Safari === "[object HTMLTableCellElement]" */ if (obj instanceof HTMLElement && obj.tagName === 'TD') { return 'HTMLTableDataCellElement'; } /* ! Spec Conformance * (https://html.spec.whatwg.org/#htmltableheadercellelement) * WhatWG HTML$4.9.9 - The `td` element - Interface `HTMLTableHeaderCellElement` * Note: Most browsers currently adher to the W3C DOM Level 2 spec * (https://www.w3.org/TR/DOM-Level-2-HTML/html.html#ID-82915075) * which suggests that browsers should use HTMLTableCellElement for * both TD and TH elements. WhatWG separates these. * Test: Object.prototype.toString.call(document.createElement('th')) * - Chrome === "[object HTMLTableCellElement]" * - Firefox === "[object HTMLTableCellElement]" * - Safari === "[object HTMLTableCellElement]" */ if (obj instanceof HTMLElement && obj.tagName === 'TH') { return 'HTMLTableHeaderCellElement'; } } /* ! Speed optimisation * Pre: * Float64Array x 625,644 ops/sec ±1.58% (80 runs sampled) * Float32Array x 1,279,852 ops/sec ±2.91% (77 runs sampled) * Uint32Array x 1,178,185 ops/sec ±1.95% (83 runs sampled) * Uint16Array x 1,008,380 ops/sec ±2.25% (80 runs sampled) * Uint8Array x 1,128,040 ops/sec ±2.11% (81 runs sampled) * Int32Array x 1,170,119 ops/sec ±2.88% (80 runs sampled) * Int16Array x 1,176,348 ops/sec ±5.79% (86 runs sampled) * Int8Array x 1,058,707 ops/sec ±4.94% (77 runs sampled) * Uint8ClampedArray x 1,110,633 ops/sec ±4.20% (80 runs sampled) * Post: * Float64Array x 7,105,671 ops/sec ±13.47% (64 runs sampled) * Float32Array x 5,887,912 ops/sec ±1.46% (82 runs sampled) * Uint32Array x 6,491,661 ops/sec ±1.76% (79 runs sampled) * Uint16Array x 6,559,795 ops/sec ±1.67% (82 runs sampled) * Uint8Array x 6,463,966 ops/sec ±1.43% (85 runs sampled) * Int32Array x 5,641,841 ops/sec ±3.49% (81 runs sampled) * Int16Array x 6,583,511 ops/sec ±1.98% (80 runs sampled) * Int8Array x 6,606,078 ops/sec ±1.74% (81 runs sampled) * Uint8ClampedArray x 6,602,224 ops/sec ±1.77% (83 runs sampled) */ var stringTag = (symbolToStringTagExists && obj[Symbol.toStringTag]); if (typeof stringTag === 'string') { return stringTag; } var objPrototype = Object.getPrototypeOf(obj); /* ! Speed optimisation * Pre: * regex literal x 1,772,385 ops/sec ±1.85% (77 runs sampled) * regex constructor x 2,143,634 ops/sec ±2.46% (78 runs sampled) * Post: * regex literal x 3,928,009 ops/sec ±0.65% (78 runs sampled) * regex constructor x 3,931,108 ops/sec ±0.58% (84 runs sampled) */ if (objPrototype === RegExp.prototype) { return 'RegExp'; } /* ! Speed optimisation * Pre: * date x 2,130,074 ops/sec ±4.42% (68 runs sampled) * Post: * date x 3,953,779 ops/sec ±1.35% (77 runs sampled) */ if (objPrototype === Date.prototype) { return 'Date'; } /* ! Spec Conformance * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-promise.prototype-@@tostringtag) * ES6$25.4.5.4 - Promise.prototype[@@toStringTag] should be "Promise": * Test: `Object.prototype.toString.call(Promise.resolve())`` * - Chrome <=47 === "[object Object]" * - Edge <=20 === "[object Object]" * - Firefox 29-Latest === "[object Promise]" * - Safari 7.1-Latest === "[object Promise]" */ if (promiseExists && objPrototype === Promise.prototype) { return 'Promise'; } /* ! Speed optimisation * Pre: * set x 2,222,186 ops/sec ±1.31% (82 runs sampled) * Post: * set x 4,545,879 ops/sec ±1.13% (83 runs sampled) */ if (setExists && objPrototype === Set.prototype) { return 'Set'; } /* ! Speed optimisation * Pre: * map x 2,396,842 ops/sec ±1.59% (81 runs sampled) * Post: * map x 4,183,945 ops/sec ±6.59% (82 runs sampled) */ if (mapExists && objPrototype === Map.prototype) { return 'Map'; } /* ! Speed optimisation * Pre: * weakset x 1,323,220 ops/sec ±2.17% (76 runs sampled) * Post: * weakset x 4,237,510 ops/sec ±2.01% (77 runs sampled) */ if (weakSetExists && objPrototype === WeakSet.prototype) { return 'WeakSet'; } /* ! Speed optimisation * Pre: * weakmap x 1,500,260 ops/sec ±2.02% (78 runs sampled) * Post: * weakmap x 3,881,384 ops/sec ±1.45% (82 runs sampled) */ if (weakMapExists && objPrototype === WeakMap.prototype) { return 'WeakMap'; } /* ! Spec Conformance * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-dataview.prototype-@@tostringtag) * ES6$24.2.4.21 - DataView.prototype[@@toStringTag] should be "DataView": * Test: `Object.prototype.toString.call(new DataView(new ArrayBuffer(1)))`` * - Edge <=13 === "[object Object]" */ if (dataViewExists && objPrototype === DataView.prototype) { return 'DataView'; } /* ! Spec Conformance * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%mapiteratorprototype%-@@tostringtag) * ES6$23.1.5.2.2 - %MapIteratorPrototype%[@@toStringTag] should be "Map Iterator": * Test: `Object.prototype.toString.call(new Map().entries())`` * - Edge <=13 === "[object Object]" */ if (mapExists && objPrototype === mapIteratorPrototype) { return 'Map Iterator'; } /* ! Spec Conformance * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%setiteratorprototype%-@@tostringtag) * ES6$23.2.5.2.2 - %SetIteratorPrototype%[@@toStringTag] should be "Set Iterator": * Test: `Object.prototype.toString.call(new Set().entries())`` * - Edge <=13 === "[object Object]" */ if (setExists && objPrototype === setIteratorPrototype) { return 'Set Iterator'; } /* ! Spec Conformance * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%arrayiteratorprototype%-@@tostringtag) * ES6$22.1.5.2.2 - %ArrayIteratorPrototype%[@@toStringTag] should be "Array Iterator": * Test: `Object.prototype.toString.call([][Symbol.iterator]())`` * - Edge <=13 === "[object Object]" */ if (arrayIteratorExists && objPrototype === arrayIteratorPrototype) { return 'Array Iterator'; } /* ! Spec Conformance * (http://www.ecma-international.org/ecma-262/6.0/index.html#sec-%stringiteratorprototype%-@@tostringtag) * ES6$21.1.5.2.2 - %StringIteratorPrototype%[@@toStringTag] should be "String Iterator": * Test: `Object.prototype.toString.call(''[Symbol.iterator]())`` * - Edge <=13 === "[object Object]" */ if (stringIteratorExists && objPrototype === stringIteratorPrototype) { return 'String Iterator'; } /* ! Speed optimisation * Pre: * object from null x 2,424,320 ops/sec ±1.67% (76 runs sampled) * Post: * object from null x 5,838,000 ops/sec ±0.99% (84 runs sampled) */ if (objPrototype === null) { return 'Object'; } return Object .prototype .toString .call(obj) .slice(toStringLeftSliceLength, toStringRightSliceLength); }; module.exports.typeDetect = module.exports; }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) },{}]},{},[1])(1) });