mirror of
https://github.com/musix-org/musix-oss
synced 2024-12-23 13:03:18 +00:00
308 lines
9.6 KiB
JavaScript
308 lines
9.6 KiB
JavaScript
var hasMap = typeof Map === 'function' && Map.prototype;
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var mapSizeDescriptor = Object.getOwnPropertyDescriptor && hasMap ? Object.getOwnPropertyDescriptor(Map.prototype, 'size') : null;
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var mapSize = hasMap && mapSizeDescriptor && typeof mapSizeDescriptor.get === 'function' ? mapSizeDescriptor.get : null;
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var mapForEach = hasMap && Map.prototype.forEach;
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var hasSet = typeof Set === 'function' && Set.prototype;
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var setSizeDescriptor = Object.getOwnPropertyDescriptor && hasSet ? Object.getOwnPropertyDescriptor(Set.prototype, 'size') : null;
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var setSize = hasSet && setSizeDescriptor && typeof setSizeDescriptor.get === 'function' ? setSizeDescriptor.get : null;
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var setForEach = hasSet && Set.prototype.forEach;
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var hasWeakMap = typeof WeakMap === 'function' && WeakMap.prototype;
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var weakMapHas = hasWeakMap ? WeakMap.prototype.has : null;
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var hasWeakSet = typeof WeakSet === 'function' && WeakSet.prototype;
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var weakSetHas = hasWeakSet ? WeakSet.prototype.has : null;
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var booleanValueOf = Boolean.prototype.valueOf;
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var objectToString = Object.prototype.toString;
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var match = String.prototype.match;
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var bigIntValueOf = typeof BigInt === 'function' ? BigInt.prototype.valueOf : null;
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var inspectCustom = require('./util.inspect').custom;
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var inspectSymbol = inspectCustom && isSymbol(inspectCustom) ? inspectCustom : null;
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module.exports = function inspect_(obj, options, depth, seen) {
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var opts = options || {};
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if (has(opts, 'quoteStyle') && (opts.quoteStyle !== 'single' && opts.quoteStyle !== 'double')) {
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throw new TypeError('option "quoteStyle" must be "single" or "double"');
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}
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if (typeof obj === 'undefined') {
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return 'undefined';
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}
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if (obj === null) {
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return 'null';
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}
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if (typeof obj === 'boolean') {
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return obj ? 'true' : 'false';
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}
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if (typeof obj === 'string') {
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return inspectString(obj, opts);
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}
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if (typeof obj === 'number') {
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if (obj === 0) {
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return Infinity / obj > 0 ? '0' : '-0';
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}
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return String(obj);
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}
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if (typeof obj === 'bigint') { // eslint-disable-line valid-typeof
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return String(obj) + 'n';
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}
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var maxDepth = typeof opts.depth === 'undefined' ? 5 : opts.depth;
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if (typeof depth === 'undefined') { depth = 0; }
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if (depth >= maxDepth && maxDepth > 0 && typeof obj === 'object') {
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return '[Object]';
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}
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if (typeof seen === 'undefined') {
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seen = [];
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} else if (indexOf(seen, obj) >= 0) {
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return '[Circular]';
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}
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function inspect(value, from) {
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if (from) {
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seen = seen.slice();
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seen.push(from);
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}
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return inspect_(value, opts, depth + 1, seen);
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}
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if (typeof obj === 'function') {
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var name = nameOf(obj);
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return '[Function' + (name ? ': ' + name : '') + ']';
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}
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if (isSymbol(obj)) {
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var symString = Symbol.prototype.toString.call(obj);
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return typeof obj === 'object' ? markBoxed(symString) : symString;
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}
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if (isElement(obj)) {
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var s = '<' + String(obj.nodeName).toLowerCase();
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var attrs = obj.attributes || [];
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for (var i = 0; i < attrs.length; i++) {
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s += ' ' + attrs[i].name + '=' + wrapQuotes(quote(attrs[i].value), 'double', opts);
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}
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s += '>';
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if (obj.childNodes && obj.childNodes.length) { s += '...'; }
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s += '</' + String(obj.nodeName).toLowerCase() + '>';
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return s;
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}
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if (isArray(obj)) {
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if (obj.length === 0) { return '[]'; }
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return '[ ' + arrObjKeys(obj, inspect).join(', ') + ' ]';
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}
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if (isError(obj)) {
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var parts = arrObjKeys(obj, inspect);
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if (parts.length === 0) { return '[' + String(obj) + ']'; }
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return '{ [' + String(obj) + '] ' + parts.join(', ') + ' }';
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}
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if (typeof obj === 'object') {
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if (inspectSymbol && typeof obj[inspectSymbol] === 'function') {
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return obj[inspectSymbol]();
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} else if (typeof obj.inspect === 'function') {
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return obj.inspect();
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}
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}
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if (isMap(obj)) {
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var mapParts = [];
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mapForEach.call(obj, function (value, key) {
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mapParts.push(inspect(key, obj) + ' => ' + inspect(value, obj));
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});
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return collectionOf('Map', mapSize.call(obj), mapParts);
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}
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if (isSet(obj)) {
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var setParts = [];
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setForEach.call(obj, function (value) {
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setParts.push(inspect(value, obj));
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});
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return collectionOf('Set', setSize.call(obj), setParts);
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}
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if (isWeakMap(obj)) {
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return weakCollectionOf('WeakMap');
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}
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if (isWeakSet(obj)) {
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return weakCollectionOf('WeakSet');
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}
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if (isNumber(obj)) {
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return markBoxed(inspect(Number(obj)));
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}
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if (isBigInt(obj)) {
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return markBoxed(inspect(bigIntValueOf.call(obj)));
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}
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if (isBoolean(obj)) {
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return markBoxed(booleanValueOf.call(obj));
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}
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if (isString(obj)) {
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return markBoxed(inspect(String(obj)));
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}
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if (!isDate(obj) && !isRegExp(obj)) {
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var xs = arrObjKeys(obj, inspect);
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if (xs.length === 0) { return '{}'; }
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return '{ ' + xs.join(', ') + ' }';
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}
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return String(obj);
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};
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function wrapQuotes(s, defaultStyle, opts) {
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var quoteChar = (opts.quoteStyle || defaultStyle) === 'double' ? '"' : "'";
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return quoteChar + s + quoteChar;
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}
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function quote(s) {
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return String(s).replace(/"/g, '"');
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}
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function isArray(obj) { return toStr(obj) === '[object Array]'; }
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function isDate(obj) { return toStr(obj) === '[object Date]'; }
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function isRegExp(obj) { return toStr(obj) === '[object RegExp]'; }
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function isError(obj) { return toStr(obj) === '[object Error]'; }
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function isSymbol(obj) { return toStr(obj) === '[object Symbol]'; }
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function isString(obj) { return toStr(obj) === '[object String]'; }
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function isNumber(obj) { return toStr(obj) === '[object Number]'; }
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function isBigInt(obj) { return toStr(obj) === '[object BigInt]'; }
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function isBoolean(obj) { return toStr(obj) === '[object Boolean]'; }
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var hasOwn = Object.prototype.hasOwnProperty || function (key) { return key in this; };
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function has(obj, key) {
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return hasOwn.call(obj, key);
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}
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function toStr(obj) {
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return objectToString.call(obj);
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}
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function nameOf(f) {
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if (f.name) { return f.name; }
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var m = match.call(f, /^function\s*([\w$]+)/);
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if (m) { return m[1]; }
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return null;
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}
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function indexOf(xs, x) {
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if (xs.indexOf) { return xs.indexOf(x); }
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for (var i = 0, l = xs.length; i < l; i++) {
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if (xs[i] === x) { return i; }
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}
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return -1;
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}
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function isMap(x) {
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if (!mapSize || !x || typeof x !== 'object') {
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return false;
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}
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try {
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mapSize.call(x);
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try {
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setSize.call(x);
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} catch (s) {
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return true;
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}
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return x instanceof Map; // core-js workaround, pre-v2.5.0
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} catch (e) {}
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return false;
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}
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function isWeakMap(x) {
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if (!weakMapHas || !x || typeof x !== 'object') {
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return false;
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}
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try {
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weakMapHas.call(x, weakMapHas);
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try {
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weakSetHas.call(x, weakSetHas);
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} catch (s) {
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return true;
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}
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return x instanceof WeakMap; // core-js workaround, pre-v2.5.0
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} catch (e) {}
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return false;
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}
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function isSet(x) {
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if (!setSize || !x || typeof x !== 'object') {
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return false;
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}
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try {
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setSize.call(x);
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try {
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mapSize.call(x);
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} catch (m) {
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return true;
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}
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return x instanceof Set; // core-js workaround, pre-v2.5.0
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} catch (e) {}
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return false;
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}
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function isWeakSet(x) {
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if (!weakSetHas || !x || typeof x !== 'object') {
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return false;
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}
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try {
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weakSetHas.call(x, weakSetHas);
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try {
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weakMapHas.call(x, weakMapHas);
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} catch (s) {
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return true;
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}
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return x instanceof WeakSet; // core-js workaround, pre-v2.5.0
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} catch (e) {}
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return false;
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}
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function isElement(x) {
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if (!x || typeof x !== 'object') { return false; }
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if (typeof HTMLElement !== 'undefined' && x instanceof HTMLElement) {
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return true;
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}
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return typeof x.nodeName === 'string' && typeof x.getAttribute === 'function';
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}
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function inspectString(str, opts) {
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// eslint-disable-next-line no-control-regex
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var s = str.replace(/(['\\])/g, '\\$1').replace(/[\x00-\x1f]/g, lowbyte);
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return wrapQuotes(s, 'single', opts);
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}
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function lowbyte(c) {
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var n = c.charCodeAt(0);
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var x = {
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8: 'b', 9: 't', 10: 'n', 12: 'f', 13: 'r'
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}[n];
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if (x) { return '\\' + x; }
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return '\\x' + (n < 0x10 ? '0' : '') + n.toString(16);
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}
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function markBoxed(str) {
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return 'Object(' + str + ')';
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}
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function weakCollectionOf(type) {
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return type + ' { ? }';
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}
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function collectionOf(type, size, entries) {
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return type + ' (' + size + ') {' + entries.join(', ') + '}';
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}
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function arrObjKeys(obj, inspect) {
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var isArr = isArray(obj);
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var xs = [];
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if (isArr) {
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xs.length = obj.length;
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for (var i = 0; i < obj.length; i++) {
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xs[i] = has(obj, i) ? inspect(obj[i], obj) : '';
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}
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}
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for (var key in obj) { // eslint-disable-line no-restricted-syntax
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if (!has(obj, key)) { continue; } // eslint-disable-line no-restricted-syntax, no-continue
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if (isArr && String(Number(key)) === key && key < obj.length) { continue; } // eslint-disable-line no-restricted-syntax, no-continue
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if ((/[^\w$]/).test(key)) {
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xs.push(inspect(key, obj) + ': ' + inspect(obj[key], obj));
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} else {
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xs.push(key + ': ' + inspect(obj[key], obj));
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}
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}
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return xs;
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}
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