| 2 | var CircularJSON=function(JSON,RegExp){var specialChar="~",safeSpecialChar="\\x"+("0"+specialChar.charCodeAt(0).toString(16)).slice(-2),escapedSafeSpecialChar="\\"+safeSpecialChar,specialCharRG=new RegExp(safeSpecialChar,"g"),safeSpecialCharRG=new RegExp(escapedSafeSpecialChar,"g"),safeStartWithSpecialCharRG=new RegExp("(?:^|([^\\\\]))"+escapedSafeSpecialChar),indexOf=[].indexOf||function(v){for(var i=this.length;i--&&this[i]!==v;);return i},$String=String;function generateReplacer(value,replacer,resolve){var doNotIgnore=false,inspect=!!replacer,path=[],all=[value],seen=[value],mapp=[resolve?specialChar:"[Circular]"],last=value,lvl=1,i,fn;if(inspect){fn=typeof replacer==="object"?function(key,value){return key!==""&&replacer.indexOf(key)<0?void 0:value}:replacer}return function(key,value){if(inspect)value=fn.call(this,key,value);if(doNotIgnore){if(last!==this){i=lvl-indexOf.call(all,this)-1;lvl-=i;all.splice(lvl,all.length);path.splice(lvl-1,path.length);last=this}if(typeof value==="object"&&value){if(indexOf.call(all,value)<0){all.push(last=value)}lvl=all.length;i=indexOf.call(seen,value);if(i<0){i=seen.push(value)-1;if(resolve){path.push((""+key).replace(specialCharRG,safeSpecialChar));mapp[i]=specialChar+path.join(specialChar)}else{mapp[i]=mapp[0]}}else{value=mapp[i]}}else{if(typeof value==="string"&&resolve){value=value.replace(safeSpecialChar,escapedSafeSpecialChar).replace(specialChar,safeSpecialChar)}}}else{doNotIgnore=true}return value}}function retrieveFromPath(current,keys){for(var i=0,length=keys.length;i<length;current=current[keys[i++].replace(safeSpecialCharRG,specialChar)]);return current}function generateReviver(reviver){return function(key,value){var isString=typeof value==="string";if(isString&&value.charAt(0)===specialChar){return new $String(value.slice(1))}if(key==="")value=regenerate(value,value,{});if(isString)value=value.replace(safeStartWithSpecialCharRG,"$1"+specialChar).replace(escapedSafeSpecialChar,safeSpecialChar);return reviver?reviver.call(this,key,value):value}}function regenerateArray(root,current,retrieve){for(var i=0,length=current.length;i<length;i++){current[i]=regenerate(root,current[i],retrieve)}return current}function regenerateObject(root,current,retrieve){for(var key in current){if(current.hasOwnProperty(key)){current[key]=regenerate(root,current[key],retrieve)}}return current}function regenerate(root,current,retrieve){return current instanceof Array?regenerateArray(root,current,retrieve):current instanceof $String?current.length?retrieve.hasOwnProperty(current)?retrieve[current]:retrieve[current]=retrieveFromPath(root,current.split(specialChar)):root:current instanceof Object?regenerateObject(root,current,retrieve):current}var CircularJSON={stringify:function stringify(value,replacer,space,doNotResolve){return CircularJSON.parser.stringify(value,generateReplacer(value,replacer,!doNotResolve),space)},parse:function parse(text,reviver){return CircularJSON.parser.parse(text,generateReviver(reviver))},parser:JSON};return CircularJSON}(JSON,RegExp);
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