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8 |
YUI.add("json-parse",function(Y){var Native=Y.config.win.JSON,_UNICODE_EXCEPTIONS=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,_ESCAPES=/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,_VALUES=/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,_BRACKETS=/(?:^|:|,)(?:\s*\[)+/g,_INVALID=/[^\],:{}\s]/,_SIMPLE=/^\s*(?:"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)\s*$/,_escapeException=function(c){return"\\u"+("0000"+(+(c.charCodeAt(0))).toString(16)).slice(-4);},_revive=function(data,reviver){var walk=function(o,key){var k,v,value=o[key];if(value&&typeof value==="object"){for(k in value){if(value.hasOwnProperty(k)){v=walk(value,k);if(v===undefined){delete value[k];}else{value[k]=v;}}}}return reviver.call(o,key,value);};return typeof reviver==="function"?walk({"":data},""):data;},_parse=function(s,reviver){if(typeof s==="string"){s=s.replace(_UNICODE_EXCEPTIONS,_escapeException);if(!_INVALID.test(s.replace(_ESCAPES,"@").replace(_VALUES,"]").replace(_BRACKETS,""))){return _revive(eval("("+s+")"),reviver);}}throw new SyntaxError("JSON.parse");},test;if(Native&&Object.prototype.toString.call(Native)==="[object JSON]"){try{test=Native.parse('{"x":1}',function(k,v){return k=="x"?2:v;});switch(test.x){case 1:_parse=function(s,reviver){return _SIMPLE.test(s)?eval("("+s+")"):_revive(Native.parse(s),reviver);};break;case 2:_parse=function(s,reviver){return Native.parse(s,reviver);};break;}}catch(e){}}Y.mix(Y.namespace("JSON"),{parse:_parse});},"3.0.0b1"); |