json2.js

if (typeof JSON !== "object") { JSON = {} } (function () { "use strict"; var rx_one = /^[\],:{}\s]*$/; var rx_two = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g; var rx_three = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g; var rx_four = /(?:^|:|,)(?:\s*\[)+/g; var rx_escapable = /[\\\"\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g; var rx_dangerous = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g; function f(n) { return n < 10 ? "0" + n : n } function this_value() { return this.valueOf() } if (typeof Date.prototype.toJSON !== "function") { Date.prototype.toJSON = function () { return isFinite(this.valueOf()) ? this.getUTCFullYear() + "-" + f(this.getUTCMonth() + 1) + "-" + f(this.getUTCDate()) + "T" + f(this.getUTCHours()) + ":" + f(this.getUTCMinutes()) + ":" + f(this.getUTCSeconds()) + "Z" : null }; Boolean.prototype.toJSON = this_value; Number.prototype.toJSON = this_value; String.prototype.toJSON = this_value } var gap; var indent; var meta; var rep; function quote(string) { rx_escapable.lastIndex = 0; return rx_escapable.test(string) ? '"' + string.replace(rx_escapable, function (a) { var c = meta[a]; return typeof c === "string" ? c : "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4) }) + '"' : '"' + string + '"' } function str(key, holder) { var i; var k; var v; var length; var mind = gap; var partial; var value = holder[key]; if (value && typeof value === "object" && typeof value.toJSON === "function") { value = value.toJSON(key) } if (typeof rep === "function") { value = rep.call(holder, key, value) } switch (typeof value) { case "string": return quote(value); case "number": return isFinite(value) ? String(value) : "null"; case "boolean": case "null": return String(value); case "object": if (!value) { return "null" } gap += indent; partial = []; if (Object.prototype.toString.apply(value) === "[object Array]") { length = value.length; for (i = 0; i < length; i += 1) { partial[i] = str(i, value) || "null" } v = partial.length === 0 ? "[]" : gap ? "[\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "]" : "[" + partial.join(",") + "]"; gap = mind; return v } if (rep && typeof rep === "object") { length = rep.length; for (i = 0; i < length; i += 1) { if (typeof rep[i] === "string") { k = rep[i]; v = str(k, value); if (v) { partial.push(quote(k) + (gap ? ": " : ":") + v) } } } } else { for (k in value) { if (Object.prototype.hasOwnProperty.call(value, k)) { v = str(k, value); if (v) { partial.push(quote(k) + (gap ? ": " : ":") + v) } } } } v = partial.length === 0 ? "{}" : gap ? "{\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "}" : "{" + partial.join(",") + "}"; gap = mind; return v } } if (typeof JSON.stringify !== "function") { meta = { "\b": "\\b", "\t": "\\t", "\n": "\\n", "\f": "\\f", "\r": "\\r", '"': '\\"', "\\": "\\\\" }; JSON.stringify = function (value, replacer, space) { var i; gap = ""; indent = ""; if (typeof space === "number") { for (i = 0; i < space; i += 1) { indent += " " } } else if (typeof space === "string") { indent = space } rep = replacer; if (replacer && typeof replacer !== "function" && (typeof replacer !== "object" || typeof replacer.length !== "number")) { throw new Error("JSON.stringify") } return str("", { "": value }) } } if (typeof JSON.parse !== "function") { JSON.parse = function (text, reviver) { var j; function walk(holder, key) { var k; var v; var value = holder[key]; if (value && typeof value === "object") { for (k in value) { if (Object.prototype.hasOwnProperty.call(value, k)) { v = walk(value, k); if (v !== undefined) { value[k] = v } else { delete value[k] } } } } return reviver.call(holder, key, value) } text = String(text); rx_dangerous.lastIndex = 0; if (rx_dangerous.test(text)) { text = text.replace(rx_dangerous, function (a) { return "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4) }) } if (rx_one.test(text.replace(rx_two, "@").replace(rx_three, "]").replace(rx_four, ""))) { j = eval("(" + text + ")"); return typeof reviver === "function" ? walk({ "": j }, "") : j } throw new SyntaxError("JSON.parse") } } }());