From 44e6beb10304789044de2c5a58f5bb82e8321636 Mon Sep 17 00:00:00 2001 From: jeresig Date: Mon, 11 Jan 2010 16:43:21 -0500 Subject: [PATCH] Make sure we do the malformed JSON check for all both JSON.parse and new Function (this helps to create uniformity between browser implementations of JSON.parse - like where Chrome allows some malformed strings. Thanks to DBJDBJ for the heads-up. --- src/ajax.js | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/src/ajax.js b/src/ajax.js index 73e1db689..193a85ae0 100644 --- a/src/ajax.js +++ b/src/ajax.js @@ -572,19 +572,22 @@ jQuery.extend({ if ( typeof data === "string" ) { // Get the JavaScript object, if JSON is used. if ( type === "json" || !type && ct.indexOf("json") >= 0 ) { - // Try to use the native JSON parser first - if ( window.JSON && window.JSON.parse ) { - data = window.JSON.parse( data ); - // Make sure the incoming data is actual JSON // Logic borrowed from http://json.org/json2.js - } else if (/^[\],:{}\s]*$/.test(data.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, "@") + if (/^[\],:{}\s]*$/.test(data.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, "@") .replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, "]") .replace(/(?:^|:|,)(?:\s*\[)+/g, ""))) { + + // Try to use the native JSON parser first + if ( window.JSON && window.JSON.parse ) { + data = window.JSON.parse( data ); + + } else { data = (new Function("return " + data))(); + } } else { - throw "JSON.parse"; + throw "Invalid JSON: " + data; } // If the type is "script", eval it in global context -- 2.39.5