| var hasMap = typeof Map === 'function' && Map.prototype; | |
| var mapSizeDescriptor = Object.getOwnPropertyDescriptor && hasMap ? Object.getOwnPropertyDescriptor(Map.prototype, 'size') : null; | |
| var mapSize = hasMap && mapSizeDescriptor && typeof mapSizeDescriptor.get === 'function' ? mapSizeDescriptor.get : null; | |
| var mapForEach = hasMap && Map.prototype.forEach; | |
| var hasSet = typeof Set === 'function' && Set.prototype; | |
| var setSizeDescriptor = Object.getOwnPropertyDescriptor && hasSet ? Object.getOwnPropertyDescriptor(Set.prototype, 'size') : null; | |
| var setSize = hasSet && setSizeDescriptor && typeof setSizeDescriptor.get === 'function' ? setSizeDescriptor.get : null; | |
| var setForEach = hasSet && Set.prototype.forEach; | |
| var hasWeakMap = typeof WeakMap === 'function' && WeakMap.prototype; | |
| var weakMapHas = hasWeakMap ? WeakMap.prototype.has : null; | |
| var hasWeakSet = typeof WeakSet === 'function' && WeakSet.prototype; | |
| var weakSetHas = hasWeakSet ? WeakSet.prototype.has : null; | |
| var hasWeakRef = typeof WeakRef === 'function' && WeakRef.prototype; | |
| var weakRefDeref = hasWeakRef ? WeakRef.prototype.deref : null; | |
| var booleanValueOf = Boolean.prototype.valueOf; | |
| var objectToString = Object.prototype.toString; | |
| var functionToString = Function.prototype.toString; | |
| var $match = String.prototype.match; | |
| var $slice = String.prototype.slice; | |
| var $replace = String.prototype.replace; | |
| var $toUpperCase = String.prototype.toUpperCase; | |
| var $toLowerCase = String.prototype.toLowerCase; | |
| var $test = RegExp.prototype.test; | |
| var $concat = Array.prototype.concat; | |
| var $join = Array.prototype.join; | |
| var $arrSlice = Array.prototype.slice; | |
| var $floor = Math.floor; | |
| var bigIntValueOf = typeof BigInt === 'function' ? BigInt.prototype.valueOf : null; | |
| var gOPS = Object.getOwnPropertySymbols; | |
| var symToString = typeof Symbol === 'function' && typeof Symbol.iterator === 'symbol' ? Symbol.prototype.toString : null; | |
| var hasShammedSymbols = typeof Symbol === 'function' && typeof Symbol.iterator === 'object'; | |
| // ie, `has-tostringtag/shams | |
| var toStringTag = typeof Symbol === 'function' && Symbol.toStringTag && (typeof Symbol.toStringTag === hasShammedSymbols ? 'object' : 'symbol') | |
|     ? Symbol.toStringTag | |
|     : null; | |
| var isEnumerable = Object.prototype.propertyIsEnumerable; | |
| 
 | |
| var gPO = (typeof Reflect === 'function' ? Reflect.getPrototypeOf : Object.getPrototypeOf) || ( | |
|     [].__proto__ === Array.prototype // eslint-disable-line no-proto | |
|         ? function (O) { | |
|             return O.__proto__; // eslint-disable-line no-proto | |
|         } | |
|         : null | |
| ); | |
| 
 | |
| function addNumericSeparator(num, str) { | |
|     if ( | |
|         num === Infinity | |
|         || num === -Infinity | |
|         || num !== num | |
|         || (num && num > -1000 && num < 1000) | |
|         || $test.call(/e/, str) | |
|     ) { | |
|         return str; | |
|     } | |
|     var sepRegex = /[0-9](?=(?:[0-9]{3})+(?![0-9]))/g; | |
|     if (typeof num === 'number') { | |
|         var int = num < 0 ? -$floor(-num) : $floor(num); // trunc(num) | |
|         if (int !== num) { | |
|             var intStr = String(int); | |
|             var dec = $slice.call(str, intStr.length + 1); | |
|             return $replace.call(intStr, sepRegex, '$&_') + '.' + $replace.call($replace.call(dec, /([0-9]{3})/g, '$&_'), /_$/, ''); | |
|         } | |
|     } | |
|     return $replace.call(str, sepRegex, '$&_'); | |
| } | |
| 
 | |
| var utilInspect = require('./util.inspect'); | |
| var inspectCustom = utilInspect.custom; | |
| var inspectSymbol = isSymbol(inspectCustom) ? inspectCustom : null; | |
| 
 | |
| var quotes = { | |
|     __proto__: null, | |
|     'double': '"', | |
|     single: "'" | |
| }; | |
| var quoteREs = { | |
|     __proto__: null, | |
|     'double': /(["\\])/g, | |
|     single: /(['\\])/g | |
| }; | |
| 
 | |
| module.exports = function inspect_(obj, options, depth, seen) { | |
|     var opts = options || {}; | |
| 
 | |
|     if (has(opts, 'quoteStyle') && !has(quotes, opts.quoteStyle)) { | |
|         throw new TypeError('option "quoteStyle" must be "single" or "double"'); | |
|     } | |
|     if ( | |
|         has(opts, 'maxStringLength') && (typeof opts.maxStringLength === 'number' | |
|             ? opts.maxStringLength < 0 && opts.maxStringLength !== Infinity | |
|             : opts.maxStringLength !== null | |
|         ) | |
|     ) { | |
|         throw new TypeError('option "maxStringLength", if provided, must be a positive integer, Infinity, or `null`'); | |
|     } | |
|     var customInspect = has(opts, 'customInspect') ? opts.customInspect : true; | |
|     if (typeof customInspect !== 'boolean' && customInspect !== 'symbol') { | |
|         throw new TypeError('option "customInspect", if provided, must be `true`, `false`, or `\'symbol\'`'); | |
|     } | |
| 
 | |
|     if ( | |
|         has(opts, 'indent') | |
|         && opts.indent !== null | |
|         && opts.indent !== '\t' | |
|         && !(parseInt(opts.indent, 10) === opts.indent && opts.indent > 0) | |
|     ) { | |
|         throw new TypeError('option "indent" must be "\\t", an integer > 0, or `null`'); | |
|     } | |
|     if (has(opts, 'numericSeparator') && typeof opts.numericSeparator !== 'boolean') { | |
|         throw new TypeError('option "numericSeparator", if provided, must be `true` or `false`'); | |
|     } | |
|     var numericSeparator = opts.numericSeparator; | |
| 
 | |
|     if (typeof obj === 'undefined') { | |
|         return 'undefined'; | |
|     } | |
|     if (obj === null) { | |
|         return 'null'; | |
|     } | |
|     if (typeof obj === 'boolean') { | |
|         return obj ? 'true' : 'false'; | |
|     } | |
| 
 | |
|     if (typeof obj === 'string') { | |
|         return inspectString(obj, opts); | |
|     } | |
|     if (typeof obj === 'number') { | |
|         if (obj === 0) { | |
|             return Infinity / obj > 0 ? '0' : '-0'; | |
|         } | |
|         var str = String(obj); | |
|         return numericSeparator ? addNumericSeparator(obj, str) : str; | |
|     } | |
|     if (typeof obj === 'bigint') { | |
|         var bigIntStr = String(obj) + 'n'; | |
|         return numericSeparator ? addNumericSeparator(obj, bigIntStr) : bigIntStr; | |
|     } | |
| 
 | |
|     var maxDepth = typeof opts.depth === 'undefined' ? 5 : opts.depth; | |
|     if (typeof depth === 'undefined') { depth = 0; } | |
|     if (depth >= maxDepth && maxDepth > 0 && typeof obj === 'object') { | |
|         return isArray(obj) ? '[Array]' : '[Object]'; | |
|     } | |
| 
 | |
|     var indent = getIndent(opts, depth); | |
| 
 | |
|     if (typeof seen === 'undefined') { | |
|         seen = []; | |
|     } else if (indexOf(seen, obj) >= 0) { | |
|         return '[Circular]'; | |
|     } | |
| 
 | |
|     function inspect(value, from, noIndent) { | |
|         if (from) { | |
|             seen = $arrSlice.call(seen); | |
|             seen.push(from); | |
|         } | |
|         if (noIndent) { | |
|             var newOpts = { | |
|                 depth: opts.depth | |
|             }; | |
|             if (has(opts, 'quoteStyle')) { | |
|                 newOpts.quoteStyle = opts.quoteStyle; | |
|             } | |
|             return inspect_(value, newOpts, depth + 1, seen); | |
|         } | |
|         return inspect_(value, opts, depth + 1, seen); | |
|     } | |
| 
 | |
|     if (typeof obj === 'function' && !isRegExp(obj)) { // in older engines, regexes are callable | |
|         var name = nameOf(obj); | |
|         var keys = arrObjKeys(obj, inspect); | |
|         return '[Function' + (name ? ': ' + name : ' (anonymous)') + ']' + (keys.length > 0 ? ' { ' + $join.call(keys, ', ') + ' }' : ''); | |
|     } | |
|     if (isSymbol(obj)) { | |
|         var symString = hasShammedSymbols ? $replace.call(String(obj), /^(Symbol\(.*\))_[^)]*$/, '$1') : symToString.call(obj); | |
|         return typeof obj === 'object' && !hasShammedSymbols ? markBoxed(symString) : symString; | |
|     } | |
|     if (isElement(obj)) { | |
|         var s = '<' + $toLowerCase.call(String(obj.nodeName)); | |
|         var attrs = obj.attributes || []; | |
|         for (var i = 0; i < attrs.length; i++) { | |
|             s += ' ' + attrs[i].name + '=' + wrapQuotes(quote(attrs[i].value), 'double', opts); | |
|         } | |
|         s += '>'; | |
|         if (obj.childNodes && obj.childNodes.length) { s += '...'; } | |
|         s += '</' + $toLowerCase.call(String(obj.nodeName)) + '>'; | |
|         return s; | |
|     } | |
|     if (isArray(obj)) { | |
|         if (obj.length === 0) { return '[]'; } | |
|         var xs = arrObjKeys(obj, inspect); | |
|         if (indent && !singleLineValues(xs)) { | |
|             return '[' + indentedJoin(xs, indent) + ']'; | |
|         } | |
|         return '[ ' + $join.call(xs, ', ') + ' ]'; | |
|     } | |
|     if (isError(obj)) { | |
|         var parts = arrObjKeys(obj, inspect); | |
|         if (!('cause' in Error.prototype) && 'cause' in obj && !isEnumerable.call(obj, 'cause')) { | |
|             return '{ [' + String(obj) + '] ' + $join.call($concat.call('[cause]: ' + inspect(obj.cause), parts), ', ') + ' }'; | |
|         } | |
|         if (parts.length === 0) { return '[' + String(obj) + ']'; } | |
|         return '{ [' + String(obj) + '] ' + $join.call(parts, ', ') + ' }'; | |
|     } | |
|     if (typeof obj === 'object' && customInspect) { | |
|         if (inspectSymbol && typeof obj[inspectSymbol] === 'function' && utilInspect) { | |
|             return utilInspect(obj, { depth: maxDepth - depth }); | |
|         } else if (customInspect !== 'symbol' && typeof obj.inspect === 'function') { | |
|             return obj.inspect(); | |
|         } | |
|     } | |
|     if (isMap(obj)) { | |
|         var mapParts = []; | |
|         if (mapForEach) { | |
|             mapForEach.call(obj, function (value, key) { | |
|                 mapParts.push(inspect(key, obj, true) + ' => ' + inspect(value, obj)); | |
|             }); | |
|         } | |
|         return collectionOf('Map', mapSize.call(obj), mapParts, indent); | |
|     } | |
|     if (isSet(obj)) { | |
|         var setParts = []; | |
|         if (setForEach) { | |
|             setForEach.call(obj, function (value) { | |
|                 setParts.push(inspect(value, obj)); | |
|             }); | |
|         } | |
|         return collectionOf('Set', setSize.call(obj), setParts, indent); | |
|     } | |
|     if (isWeakMap(obj)) { | |
|         return weakCollectionOf('WeakMap'); | |
|     } | |
|     if (isWeakSet(obj)) { | |
|         return weakCollectionOf('WeakSet'); | |
|     } | |
|     if (isWeakRef(obj)) { | |
|         return weakCollectionOf('WeakRef'); | |
|     } | |
|     if (isNumber(obj)) { | |
|         return markBoxed(inspect(Number(obj))); | |
|     } | |
|     if (isBigInt(obj)) { | |
|         return markBoxed(inspect(bigIntValueOf.call(obj))); | |
|     } | |
|     if (isBoolean(obj)) { | |
|         return markBoxed(booleanValueOf.call(obj)); | |
|     } | |
|     if (isString(obj)) { | |
|         return markBoxed(inspect(String(obj))); | |
|     } | |
|     // note: in IE 8, sometimes `global !== window` but both are the prototypes of each other | |
|     /* eslint-env browser */ | |
|     if (typeof window !== 'undefined' && obj === window) { | |
|         return '{ [object Window] }'; | |
|     } | |
|     if ( | |
|         (typeof globalThis !== 'undefined' && obj === globalThis) | |
|         || (typeof global !== 'undefined' && obj === global) | |
|     ) { | |
|         return '{ [object globalThis] }'; | |
|     } | |
|     if (!isDate(obj) && !isRegExp(obj)) { | |
|         var ys = arrObjKeys(obj, inspect); | |
|         var isPlainObject = gPO ? gPO(obj) === Object.prototype : obj instanceof Object || obj.constructor === Object; | |
|         var protoTag = obj instanceof Object ? '' : 'null prototype'; | |
|         var stringTag = !isPlainObject && toStringTag && Object(obj) === obj && toStringTag in obj ? $slice.call(toStr(obj), 8, -1) : protoTag ? 'Object' : ''; | |
|         var constructorTag = isPlainObject || typeof obj.constructor !== 'function' ? '' : obj.constructor.name ? obj.constructor.name + ' ' : ''; | |
|         var tag = constructorTag + (stringTag || protoTag ? '[' + $join.call($concat.call([], stringTag || [], protoTag || []), ': ') + '] ' : ''); | |
|         if (ys.length === 0) { return tag + '{}'; } | |
|         if (indent) { | |
|             return tag + '{' + indentedJoin(ys, indent) + '}'; | |
|         } | |
|         return tag + '{ ' + $join.call(ys, ', ') + ' }'; | |
|     } | |
|     return String(obj); | |
| }; | |
| 
 | |
| function wrapQuotes(s, defaultStyle, opts) { | |
|     var style = opts.quoteStyle || defaultStyle; | |
|     var quoteChar = quotes[style]; | |
|     return quoteChar + s + quoteChar; | |
| } | |
| 
 | |
| function quote(s) { | |
|     return $replace.call(String(s), /"/g, '"'); | |
| } | |
| 
 | |
| function canTrustToString(obj) { | |
|     return !toStringTag || !(typeof obj === 'object' && (toStringTag in obj || typeof obj[toStringTag] !== 'undefined')); | |
| } | |
| function isArray(obj) { return toStr(obj) === '[object Array]' && canTrustToString(obj); } | |
| function isDate(obj) { return toStr(obj) === '[object Date]' && canTrustToString(obj); } | |
| function isRegExp(obj) { return toStr(obj) === '[object RegExp]' && canTrustToString(obj); } | |
| function isError(obj) { return toStr(obj) === '[object Error]' && canTrustToString(obj); } | |
| function isString(obj) { return toStr(obj) === '[object String]' && canTrustToString(obj); } | |
| function isNumber(obj) { return toStr(obj) === '[object Number]' && canTrustToString(obj); } | |
| function isBoolean(obj) { return toStr(obj) === '[object Boolean]' && canTrustToString(obj); } | |
| 
 | |
| // Symbol and BigInt do have Symbol.toStringTag by spec, so that can't be used to eliminate false positives | |
| function isSymbol(obj) { | |
|     if (hasShammedSymbols) { | |
|         return obj && typeof obj === 'object' && obj instanceof Symbol; | |
|     } | |
|     if (typeof obj === 'symbol') { | |
|         return true; | |
|     } | |
|     if (!obj || typeof obj !== 'object' || !symToString) { | |
|         return false; | |
|     } | |
|     try { | |
|         symToString.call(obj); | |
|         return true; | |
|     } catch (e) {} | |
|     return false; | |
| } | |
| 
 | |
| function isBigInt(obj) { | |
|     if (!obj || typeof obj !== 'object' || !bigIntValueOf) { | |
|         return false; | |
|     } | |
|     try { | |
|         bigIntValueOf.call(obj); | |
|         return true; | |
|     } catch (e) {} | |
|     return false; | |
| } | |
| 
 | |
| var hasOwn = Object.prototype.hasOwnProperty || function (key) { return key in this; }; | |
| function has(obj, key) { | |
|     return hasOwn.call(obj, key); | |
| } | |
| 
 | |
| function toStr(obj) { | |
|     return objectToString.call(obj); | |
| } | |
| 
 | |
| function nameOf(f) { | |
|     if (f.name) { return f.name; } | |
|     var m = $match.call(functionToString.call(f), /^function\s*([\w$]+)/); | |
|     if (m) { return m[1]; } | |
|     return null; | |
| } | |
| 
 | |
| function indexOf(xs, x) { | |
|     if (xs.indexOf) { return xs.indexOf(x); } | |
|     for (var i = 0, l = xs.length; i < l; i++) { | |
|         if (xs[i] === x) { return i; } | |
|     } | |
|     return -1; | |
| } | |
| 
 | |
| function isMap(x) { | |
|     if (!mapSize || !x || typeof x !== 'object') { | |
|         return false; | |
|     } | |
|     try { | |
|         mapSize.call(x); | |
|         try { | |
|             setSize.call(x); | |
|         } catch (s) { | |
|             return true; | |
|         } | |
|         return x instanceof Map; // core-js workaround, pre-v2.5.0 | |
|     } catch (e) {} | |
|     return false; | |
| } | |
| 
 | |
| function isWeakMap(x) { | |
|     if (!weakMapHas || !x || typeof x !== 'object') { | |
|         return false; | |
|     } | |
|     try { | |
|         weakMapHas.call(x, weakMapHas); | |
|         try { | |
|             weakSetHas.call(x, weakSetHas); | |
|         } catch (s) { | |
|             return true; | |
|         } | |
|         return x instanceof WeakMap; // core-js workaround, pre-v2.5.0 | |
|     } catch (e) {} | |
|     return false; | |
| } | |
| 
 | |
| function isWeakRef(x) { | |
|     if (!weakRefDeref || !x || typeof x !== 'object') { | |
|         return false; | |
|     } | |
|     try { | |
|         weakRefDeref.call(x); | |
|         return true; | |
|     } catch (e) {} | |
|     return false; | |
| } | |
| 
 | |
| function isSet(x) { | |
|     if (!setSize || !x || typeof x !== 'object') { | |
|         return false; | |
|     } | |
|     try { | |
|         setSize.call(x); | |
|         try { | |
|             mapSize.call(x); | |
|         } catch (m) { | |
|             return true; | |
|         } | |
|         return x instanceof Set; // core-js workaround, pre-v2.5.0 | |
|     } catch (e) {} | |
|     return false; | |
| } | |
| 
 | |
| function isWeakSet(x) { | |
|     if (!weakSetHas || !x || typeof x !== 'object') { | |
|         return false; | |
|     } | |
|     try { | |
|         weakSetHas.call(x, weakSetHas); | |
|         try { | |
|             weakMapHas.call(x, weakMapHas); | |
|         } catch (s) { | |
|             return true; | |
|         } | |
|         return x instanceof WeakSet; // core-js workaround, pre-v2.5.0 | |
|     } catch (e) {} | |
|     return false; | |
| } | |
| 
 | |
| function isElement(x) { | |
|     if (!x || typeof x !== 'object') { return false; } | |
|     if (typeof HTMLElement !== 'undefined' && x instanceof HTMLElement) { | |
|         return true; | |
|     } | |
|     return typeof x.nodeName === 'string' && typeof x.getAttribute === 'function'; | |
| } | |
| 
 | |
| function inspectString(str, opts) { | |
|     if (str.length > opts.maxStringLength) { | |
|         var remaining = str.length - opts.maxStringLength; | |
|         var trailer = '... ' + remaining + ' more character' + (remaining > 1 ? 's' : ''); | |
|         return inspectString($slice.call(str, 0, opts.maxStringLength), opts) + trailer; | |
|     } | |
|     var quoteRE = quoteREs[opts.quoteStyle || 'single']; | |
|     quoteRE.lastIndex = 0; | |
|     // eslint-disable-next-line no-control-regex | |
|     var s = $replace.call($replace.call(str, quoteRE, '\\$1'), /[\x00-\x1f]/g, lowbyte); | |
|     return wrapQuotes(s, 'single', opts); | |
| } | |
| 
 | |
| function lowbyte(c) { | |
|     var n = c.charCodeAt(0); | |
|     var x = { | |
|         8: 'b', | |
|         9: 't', | |
|         10: 'n', | |
|         12: 'f', | |
|         13: 'r' | |
|     }[n]; | |
|     if (x) { return '\\' + x; } | |
|     return '\\x' + (n < 0x10 ? '0' : '') + $toUpperCase.call(n.toString(16)); | |
| } | |
| 
 | |
| function markBoxed(str) { | |
|     return 'Object(' + str + ')'; | |
| } | |
| 
 | |
| function weakCollectionOf(type) { | |
|     return type + ' { ? }'; | |
| } | |
| 
 | |
| function collectionOf(type, size, entries, indent) { | |
|     var joinedEntries = indent ? indentedJoin(entries, indent) : $join.call(entries, ', '); | |
|     return type + ' (' + size + ') {' + joinedEntries + '}'; | |
| } | |
| 
 | |
| function singleLineValues(xs) { | |
|     for (var i = 0; i < xs.length; i++) { | |
|         if (indexOf(xs[i], '\n') >= 0) { | |
|             return false; | |
|         } | |
|     } | |
|     return true; | |
| } | |
| 
 | |
| function getIndent(opts, depth) { | |
|     var baseIndent; | |
|     if (opts.indent === '\t') { | |
|         baseIndent = '\t'; | |
|     } else if (typeof opts.indent === 'number' && opts.indent > 0) { | |
|         baseIndent = $join.call(Array(opts.indent + 1), ' '); | |
|     } else { | |
|         return null; | |
|     } | |
|     return { | |
|         base: baseIndent, | |
|         prev: $join.call(Array(depth + 1), baseIndent) | |
|     }; | |
| } | |
| 
 | |
| function indentedJoin(xs, indent) { | |
|     if (xs.length === 0) { return ''; } | |
|     var lineJoiner = '\n' + indent.prev + indent.base; | |
|     return lineJoiner + $join.call(xs, ',' + lineJoiner) + '\n' + indent.prev; | |
| } | |
| 
 | |
| function arrObjKeys(obj, inspect) { | |
|     var isArr = isArray(obj); | |
|     var xs = []; | |
|     if (isArr) { | |
|         xs.length = obj.length; | |
|         for (var i = 0; i < obj.length; i++) { | |
|             xs[i] = has(obj, i) ? inspect(obj[i], obj) : ''; | |
|         } | |
|     } | |
|     var syms = typeof gOPS === 'function' ? gOPS(obj) : []; | |
|     var symMap; | |
|     if (hasShammedSymbols) { | |
|         symMap = {}; | |
|         for (var k = 0; k < syms.length; k++) { | |
|             symMap['$' + syms[k]] = syms[k]; | |
|         } | |
|     } | |
| 
 | |
|     for (var key in obj) { // eslint-disable-line no-restricted-syntax | |
|         if (!has(obj, key)) { continue; } // eslint-disable-line no-restricted-syntax, no-continue | |
|         if (isArr && String(Number(key)) === key && key < obj.length) { continue; } // eslint-disable-line no-restricted-syntax, no-continue | |
|         if (hasShammedSymbols && symMap['$' + key] instanceof Symbol) { | |
|             // this is to prevent shammed Symbols, which are stored as strings, from being included in the string key section | |
|             continue; // eslint-disable-line no-restricted-syntax, no-continue | |
|         } else if ($test.call(/[^\w$]/, key)) { | |
|             xs.push(inspect(key, obj) + ': ' + inspect(obj[key], obj)); | |
|         } else { | |
|             xs.push(key + ': ' + inspect(obj[key], obj)); | |
|         } | |
|     } | |
|     if (typeof gOPS === 'function') { | |
|         for (var j = 0; j < syms.length; j++) { | |
|             if (isEnumerable.call(obj, syms[j])) { | |
|                 xs.push('[' + inspect(syms[j]) + ']: ' + inspect(obj[syms[j]], obj)); | |
|             } | |
|         } | |
|     } | |
|     return xs; | |
| }
 |