(function (global, factory) { typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : typeof define === 'function' && define.amd ? define(['exports'], factory) : (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.loupe = {})); }(this, (function (exports) { 'use strict'; function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function (obj) { return typeof obj; }; } else { _typeof = function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); } function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); } function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; } function _iterableToArrayLimit(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; 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"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); } function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; } function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var ansiColors = { bold: ['1', '22'], dim: ['2', '22'], italic: ['3', '23'], underline: ['4', '24'], // 5 & 6 are blinking inverse: ['7', '27'], hidden: ['8', '28'], strike: ['9', '29'], // 10-20 are fonts // 21-29 are resets for 1-9 black: ['30', '39'], red: ['31', '39'], green: ['32', '39'], yellow: ['33', '39'], blue: ['34', '39'], magenta: ['35', '39'], cyan: ['36', '39'], white: ['37', '39'], brightblack: ['30;1', '39'], brightred: ['31;1', '39'], brightgreen: ['32;1', '39'], brightyellow: ['33;1', '39'], brightblue: ['34;1', '39'], brightmagenta: ['35;1', '39'], brightcyan: ['36;1', '39'], brightwhite: ['37;1', '39'], grey: ['90', '39'] }; var styles = { special: 'cyan', number: 'yellow', bigint: 'yellow', boolean: 'yellow', undefined: 'grey', null: 'bold', string: 'green', symbol: 'green', date: 'magenta', regexp: 'red' }; var truncator = '…'; function colorise(value, styleType) { var color = ansiColors[styles[styleType]] || ansiColors[styleType]; if (!color) { return String(value); } return "\x1B[".concat(color[0], "m").concat(String(value), "\x1B[").concat(color[1], "m"); } function normaliseOptions() { var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}, _ref$showHidden = _ref.showHidden, showHidden = _ref$showHidden === void 0 ? false : _ref$showHidden, _ref$depth = _ref.depth, depth = _ref$depth === void 0 ? 2 : _ref$depth, _ref$colors = _ref.colors, colors = _ref$colors === void 0 ? false : _ref$colors, _ref$customInspect = _ref.customInspect, customInspect = _ref$customInspect === void 0 ? true : _ref$customInspect, _ref$showProxy = _ref.showProxy, showProxy = _ref$showProxy === void 0 ? false : _ref$showProxy, _ref$maxArrayLength = _ref.maxArrayLength, maxArrayLength = _ref$maxArrayLength === void 0 ? Infinity : _ref$maxArrayLength, _ref$breakLength = _ref.breakLength, breakLength = _ref$breakLength === void 0 ? Infinity : _ref$breakLength, _ref$seen = _ref.seen, seen = _ref$seen === void 0 ? [] : _ref$seen, _ref$truncate = _ref.truncate, truncate = _ref$truncate === void 0 ? Infinity : _ref$truncate, _ref$stylize = _ref.stylize, stylize = _ref$stylize === void 0 ? String : _ref$stylize; var options = { showHidden: Boolean(showHidden), depth: Number(depth), colors: Boolean(colors), customInspect: Boolean(customInspect), showProxy: Boolean(showProxy), maxArrayLength: Number(maxArrayLength), breakLength: Number(breakLength), truncate: Number(truncate), seen: seen, stylize: stylize }; if (options.colors) { options.stylize = colorise; } return options; } function truncate(string, length) { var tail = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : truncator; string = String(string); var tailLength = tail.length; var stringLength = string.length; if (tailLength > length && stringLength > tailLength) { return tail; } if (stringLength > length && stringLength > tailLength) { return "".concat(string.slice(0, length - tailLength)).concat(tail); } return string; } // eslint-disable-next-line complexity function inspectList(list, options, inspectItem) { var separator = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : ', '; inspectItem = inspectItem || options.inspect; var size = list.length; if (size === 0) return ''; var originalLength = options.truncate; var output = ''; var peek = ''; var truncated = ''; for (var i = 0; i < size; i += 1) { var last = i + 1 === list.length; var secondToLast = i + 2 === list.length; truncated = "".concat(truncator, "(").concat(list.length - i, ")"); var value = list[i]; // If there is more than one remaining we need to account for a separator of `, ` options.truncate = originalLength - output.length - (last ? 0 : separator.length); var string = peek || inspectItem(value, options) + (last ? '' : separator); var nextLength = output.length + string.length; var truncatedLength = nextLength + truncated.length; // If this is the last element, and adding it would // take us over length, but adding the truncator wouldn't - then break now if (last && nextLength > originalLength && output.length + truncated.length <= originalLength) { break; } // If this isn't the last or second to last element to scan, // but the string is already over length then break here if (!last && !secondToLast && truncatedLength > originalLength) { break; } // Peek at the next string to determine if we should // break early before adding this item to the output peek = last ? '' : inspectItem(list[i + 1], options) + (secondToLast ? '' : separator); // If we have one element left, but this element and // the next takes over length, the break early if (!last && secondToLast && truncatedLength > originalLength && nextLength + peek.length > originalLength) { break; } output += string; // If the next element takes us to length - // but there are more after that, then we should truncate now if (!last && !secondToLast && nextLength + peek.length >= originalLength) { truncated = "".concat(truncator, "(").concat(list.length - i - 1, ")"); break; } truncated = ''; } return "".concat(output).concat(truncated); } function quoteComplexKey(key) { if (key.match(/^[a-zA-Z_][a-zA-Z_0-9]*$/)) { return key; } return JSON.stringify(key).replace(/'/g, "\\'").replace(/\\"/g, '"').replace(/(^"|"$)/g, "'"); } function inspectProperty(_ref2, options) { var _ref3 = _slicedToArray(_ref2, 2), key = _ref3[0], value = _ref3[1]; options.truncate -= 2; if (typeof key === 'string') { key = quoteComplexKey(key); } else if (typeof key !== 'number') { key = "[".concat(options.inspect(key, options), "]"); } options.truncate -= key.length; value = options.inspect(value, options); return "".concat(key, ": ").concat(value); } function inspectArray(array, options) { // Object.keys will always output the Array indices first, so we can slice by // `array.length` to get non-index properties var nonIndexProperties = Object.keys(array).slice(array.length); if (!array.length && !nonIndexProperties.length) return '[]'; options.truncate -= 4; var listContents = inspectList(array, options); options.truncate -= listContents.length; var propertyContents = ''; if (nonIndexProperties.length) { propertyContents = inspectList(nonIndexProperties.map(function (key) { return [key, array[key]]; }), options, inspectProperty); } return "[ ".concat(listContents).concat(propertyContents ? ", ".concat(propertyContents) : '', " ]"); } /* ! * Chai - getFuncName utility * Copyright(c) 2012-2016 Jake Luer * MIT Licensed */ /** * ### .getFuncName(constructorFn) * * Returns the name of a function. * When a non-function instance is passed, returns `null`. * This also includes a polyfill function if `aFunc.name` is not defined. * * @name getFuncName * @param {Function} funct * @namespace Utils * @api public */ var toString = Function.prototype.toString; var functionNameMatch = /\s*function(?:\s|\s*\/\*[^(?:*\/)]+\*\/\s*)*([^\s\(\/]+)/; function getFuncName(aFunc) { if (typeof aFunc !== 'function') { return null; } var name = ''; if (typeof Function.prototype.name === 'undefined' && typeof aFunc.name === 'undefined') { // Here we run a polyfill if Function does not support the `name` property and if aFunc.name is not defined var match = toString.call(aFunc).match(functionNameMatch); if (match) { name = match[1]; } } else { // If we've got a `name` property we just use it name = aFunc.name; } return name; } var getFuncName_1 = getFuncName; var getArrayName = function getArrayName(array) { // We need to special case Node.js' Buffers, which report to be Uint8Array if (typeof Buffer === 'function' && array instanceof Buffer) { return 'Buffer'; } if (array[Symbol.toStringTag]) { return array[Symbol.toStringTag]; } return getFuncName_1(array.constructor); }; function inspectTypedArray(array, options) { var name = getArrayName(array); options.truncate -= name.length + 4; // Object.keys will always output the Array indices first, so we can slice by // `array.length` to get non-index properties var nonIndexProperties = Object.keys(array).slice(array.length); if (!array.length && !nonIndexProperties.length) return "".concat(name, "[]"); // As we know TypedArrays only contain Unsigned Integers, we can skip inspecting each one and simply // stylise the toString() value of them var output = ''; for (var i = 0; i < array.length; i++) { var string = "".concat(options.stylize(truncate(array[i], options.truncate), 'number')).concat(i === array.length - 1 ? '' : ', '); options.truncate -= string.length; if (array[i] !== array.length && options.truncate <= 3) { output += "".concat(truncator, "(").concat(array.length - array[i] + 1, ")"); break; } output += string; } var propertyContents = ''; if (nonIndexProperties.length) { propertyContents = inspectList(nonIndexProperties.map(function (key) { return [key, array[key]]; }), options, inspectProperty); } return "".concat(name, "[ ").concat(output).concat(propertyContents ? ", ".concat(propertyContents) : '', " ]"); } function inspectDate(dateObject, options) { // If we need to - truncate the time portion, but never the date var split = dateObject.toJSON().split('T'); var date = split[0]; return options.stylize("".concat(date, "T").concat(truncate(split[1], options.truncate - date.length - 1)), 'date'); } function inspectFunction(func, options) { var name = getFuncName_1(func); if (!name) { return options.stylize('[Function]', 'special'); } return options.stylize("[Function ".concat(truncate(name, options.truncate - 11), "]"), 'special'); } function inspectMapEntry(_ref, options) { var _ref2 = _slicedToArray(_ref, 2), key = _ref2[0], value = _ref2[1]; options.truncate -= 4; key = options.inspect(key, options); options.truncate -= key.length; value = options.inspect(value, options); return "".concat(key, " => ").concat(value); } // IE11 doesn't support `map.entries()` function mapToEntries(map) { var entries = []; map.forEach(function (value, key) { entries.push([key, value]); }); return entries; } function inspectMap(map, options) { var size = map.size - 1; if (size <= 0) { return 'Map{}'; } options.truncate -= 7; return "Map{ ".concat(inspectList(mapToEntries(map), options, inspectMapEntry), " }"); } var isNaN = Number.isNaN || function (i) { return i !== i; }; // eslint-disable-line no-self-compare function inspectNumber(number, options) { if (isNaN(number)) { return options.stylize('NaN', 'number'); } if (number === Infinity) { return options.stylize('Infinity', 'number'); } if (number === -Infinity) { return options.stylize('-Infinity', 'number'); } if (number === 0) { return options.stylize(1 / number === Infinity ? '+0' : '-0', 'number'); } return options.stylize(truncate(number, options.truncate), 'number'); } function inspectBigInt(number, options) { var nums = truncate(number.toString(), options.truncate - 1); if (nums !== truncator) nums += 'n'; return options.stylize(nums, 'bigint'); } function inspectRegExp(value, options) { var flags = value.toString().split('/')[2]; var sourceLength = options.truncate - (2 + flags.length); var source = value.source; return options.stylize("/".concat(truncate(source, sourceLength), "/").concat(flags), 'regexp'); } function arrayFromSet(set) { var values = []; set.forEach(function (value) { values.push(value); }); return values; } function inspectSet(set, options) { if (set.size === 0) return 'Set{}'; options.truncate -= 7; return "Set{ ".concat(inspectList(arrayFromSet(set), options), " }"); } var stringEscapeChars = new RegExp("['\\u0000-\\u001f\\u007f-\\u009f\\u00ad\\u0600-\\u0604\\u070f\\u17b4\\u17b5" + "\\u200c-\\u200f\\u2028-\\u202f\\u2060-\\u206f\\ufeff\\ufff0-\\uffff]", 'g'); var escapeCharacters = { '\b': '\\b', '\t': '\\t', '\n': '\\n', '\f': '\\f', '\r': '\\r', "'": "\\'", '\\': '\\\\' }; var hex = 16; var unicodeLength = 4; function escape(char) { return escapeCharacters[char] || "\\u".concat("0000".concat(char.charCodeAt(0).toString(hex)).slice(-unicodeLength)); } function inspectString(string, options) { if (stringEscapeChars.test(string)) { string = string.replace(stringEscapeChars, escape); } return options.stylize("'".concat(truncate(string, options.truncate - 2), "'"), 'string'); } function inspectSymbol(value) { if ('description' in Symbol.prototype) { return value.description ? "Symbol(".concat(value.description, ")") : 'Symbol()'; } return value.toString(); } var getPromiseValue = function getPromiseValue() { return 'Promise{…}'; }; try { var _process$binding = process.binding('util'), getPromiseDetails = _process$binding.getPromiseDetails, kPending = _process$binding.kPending, kRejected = _process$binding.kRejected; if (Array.isArray(getPromiseDetails(Promise.resolve()))) { getPromiseValue = function getPromiseValue(value, options) { var _getPromiseDetails = getPromiseDetails(value), _getPromiseDetails2 = _slicedToArray(_getPromiseDetails, 2), state = _getPromiseDetails2[0], innerValue = _getPromiseDetails2[1]; if (state === kPending) { return 'Promise{}'; } return "Promise".concat(state === kRejected ? '!' : '', "{").concat(options.inspect(innerValue, options), "}"); }; } } catch (notNode) { /* ignore */ } var inspectPromise = getPromiseValue; function inspectObject(object, options) { var properties = Object.getOwnPropertyNames(object); var symbols = Object.getOwnPropertySymbols ? Object.getOwnPropertySymbols(object) : []; if (properties.length === 0 && symbols.length === 0) { return '{}'; } options.truncate -= 4; options.seen = options.seen || []; if (options.seen.indexOf(object) >= 0) { return '[Circular]'; } options.seen.push(object); var propertyContents = inspectList(properties.map(function (key) { return [key, object[key]]; }), options, inspectProperty); var symbolContents = inspectList(symbols.map(function (key) { return [key, object[key]]; }), options, inspectProperty); options.seen.pop(); var sep = ''; if (propertyContents && symbolContents) { sep = ', '; } return "{ ".concat(propertyContents).concat(sep).concat(symbolContents, " }"); } var toStringTag = typeof Symbol !== 'undefined' && Symbol.toStringTag ? Symbol.toStringTag : false; function inspectClass(value, options) { var name = ''; if (toStringTag && toStringTag in value) { name = value[toStringTag]; } name = name || getFuncName_1(value.constructor); // Babel transforms anonymous classes to the name `_class` if (!name || name === '_class') { name = ''; } options.truncate -= name.length; return "".concat(name).concat(inspectObject(value, options)); } function inspectArguments(args, options) { if (args.length === 0) return 'Arguments[]'; options.truncate -= 13; return "Arguments[ ".concat(inspectList(args, options), " ]"); } var errorKeys = ['stack', 'line', 'column', 'name', 'message', 'fileName', 'lineNumber', 'columnNumber', 'number', 'description']; function inspectObject$1(error, options) { var properties = Object.getOwnPropertyNames(error).filter(function (key) { return errorKeys.indexOf(key) === -1; }); var name = error.name; options.truncate -= name.length; var message = ''; if (typeof error.message === 'string') { message = truncate(error.message, options.truncate); } else { properties.unshift('message'); } message = message ? ": ".concat(message) : ''; options.truncate -= message.length + 5; var propertyContents = inspectList(properties.map(function (key) { return [key, error[key]]; }), options, inspectProperty); return "".concat(name).concat(message).concat(propertyContents ? " { ".concat(propertyContents, " }") : ''); } function inspectAttribute(_ref, options) { var _ref2 = _slicedToArray(_ref, 2), key = _ref2[0], value = _ref2[1]; options.truncate -= 3; if (!value) { return "".concat(options.stylize(key, 'yellow')); } return "".concat(options.stylize(key, 'yellow'), "=").concat(options.stylize("\"".concat(value, "\""), 'string')); } function inspectHTMLCollection(collection, options) { // eslint-disable-next-line no-use-before-define return inspectList(collection, options, inspectHTML, '\n'); } function inspectHTML(element, options) { var properties = element.getAttributeNames(); var name = element.tagName.toLowerCase(); var head = options.stylize("<".concat(name), 'special'); var headClose = options.stylize(">", 'special'); var tail = options.stylize(""), 'special'); options.truncate -= name.length * 2 + 5; var propertyContents = ''; if (properties.length > 0) { propertyContents += ' '; propertyContents += inspectList(properties.map(function (key) { return [key, element.getAttribute(key)]; }), options, inspectAttribute, ' '); } options.truncate -= propertyContents.length; var truncate = options.truncate; var children = inspectHTMLCollection(element.children, options); if (children && children.length > truncate) { children = "".concat(truncator, "(").concat(element.children.length, ")"); } return "".concat(head).concat(propertyContents).concat(headClose).concat(children).concat(tail); } var symbolsSupported = typeof Symbol === 'function' && typeof Symbol.for === 'function'; var chaiInspect = symbolsSupported ? Symbol.for('chai/inspect') : '@@chai/inspect'; var nodeInspect = false; try { // eslint-disable-next-line global-require var nodeUtil = require('util'); nodeInspect = nodeUtil.inspect ? nodeUtil.inspect.custom : false; } catch (noNodeInspect) { nodeInspect = false; } var constructorMap = new WeakMap(); var stringTagMap = {}; var baseTypesMap = { undefined: function undefined$1(value, options) { return options.stylize('undefined', 'undefined'); }, null: function _null(value, options) { return options.stylize(null, 'null'); }, boolean: function boolean(value, options) { return options.stylize(value, 'boolean'); }, Boolean: function Boolean(value, options) { return options.stylize(value, 'boolean'); }, number: inspectNumber, Number: inspectNumber, bigint: inspectBigInt, BigInt: inspectBigInt, string: inspectString, String: inspectString, function: inspectFunction, Function: inspectFunction, symbol: inspectSymbol, // A Symbol polyfill will return `Symbol` not `symbol` from typedetect Symbol: inspectSymbol, Array: inspectArray, Date: inspectDate, Map: inspectMap, Set: inspectSet, RegExp: inspectRegExp, Promise: inspectPromise, // WeakSet, WeakMap are totally opaque to us WeakSet: function WeakSet(value, options) { return options.stylize('WeakSet{…}', 'special'); }, WeakMap: function WeakMap(value, options) { return options.stylize('WeakMap{…}', 'special'); }, Arguments: inspectArguments, Int8Array: inspectTypedArray, Uint8Array: inspectTypedArray, Uint8ClampedArray: inspectTypedArray, Int16Array: inspectTypedArray, Uint16Array: inspectTypedArray, Int32Array: inspectTypedArray, Uint32Array: inspectTypedArray, Float32Array: inspectTypedArray, Float64Array: inspectTypedArray, Generator: function Generator() { return ''; }, DataView: function DataView() { return ''; }, ArrayBuffer: function ArrayBuffer() { return ''; }, Error: inspectObject$1, HTMLCollection: inspectHTMLCollection, NodeList: inspectHTMLCollection }; // eslint-disable-next-line complexity var inspectCustom = function inspectCustom(value, options, type) { if (chaiInspect in value && typeof value[chaiInspect] === 'function') { return value[chaiInspect](options); } if (nodeInspect && nodeInspect in value && typeof value[nodeInspect] === 'function') { return value[nodeInspect](options.depth, options); } if ('inspect' in value && typeof value.inspect === 'function') { return value.inspect(options.depth, options); } if ('constructor' in value && constructorMap.has(value.constructor)) { return constructorMap.get(value.constructor)(value, options); } if (stringTagMap[type]) { return stringTagMap[type](value, options); } return ''; }; var toString$1 = Object.prototype.toString; // eslint-disable-next-line complexity function inspect(value, options) { options = normaliseOptions(options); options.inspect = inspect; var _options = options, customInspect = _options.customInspect; var type = value === null ? 'null' : _typeof(value); if (type === 'object') { type = toString$1.call(value).slice(8, -1); } // If it is a base value that we already support, then use Loupe's inspector if (baseTypesMap[type]) { return baseTypesMap[type](value, options); } // If `options.customInspect` is set to true then try to use the custom inspector if (customInspect && value) { var output = inspectCustom(value, options, type); if (output) { if (typeof output === 'string') return output; return inspect(output, options); } } var proto = value ? Object.getPrototypeOf(value) : false; // If it's a plain Object then use Loupe's inspector if (proto === Object.prototype || proto === null) { return inspectObject(value, options); } // Specifically account for HTMLElements // eslint-disable-next-line no-undef if (value && typeof HTMLElement === 'function' && value instanceof HTMLElement) { return inspectHTML(value, options); } if ('constructor' in value) { // If it is a class, inspect it like an object but add the constructor name if (value.constructor !== Object) { return inspectClass(value, options); } // If it is an object with an anonymous prototype, display it as an object. return inspectObject(value, options); } // last chance to check if it's an object if (value === Object(value)) { return inspectObject(value, options); } // We have run out of options! Just stringify the value return options.stylize(String(value), type); } function registerConstructor(constructor, inspector) { if (constructorMap.has(constructor)) { return false; } constructorMap.add(constructor, inspector); return true; } function registerStringTag(stringTag, inspector) { if (stringTag in stringTagMap) { return false; } stringTagMap[stringTag] = inspector; return true; } var custom = chaiInspect; exports.custom = custom; exports.default = inspect; exports.inspect = inspect; exports.registerConstructor = registerConstructor; exports.registerStringTag = registerStringTag; Object.defineProperty(exports, '__esModule', { value: true }); })));