Replace the regular expression used in Format.JSON with one which is longer,

but apparently more friendly to braindead browsers. This allows Safari 3.1
to parse long JSON strings  (>26k), which was not possible with the previous
regex. r=euzuro (Pullup #1493)


git-svn-id: http://svn.openlayers.org/trunk/openlayers@6801 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Format/JSON.js

@@ -95,8 +95,9 @@ OpenLayers.Format.JSON = OpenLayers.Class(OpenLayers.Format, {
          *     characters.
          */
         try {
-            if(/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.
-                    test(json)) {
+            if (/^[\],:{}\s]*$/.test(json.replace(/\\["\\\/bfnrtu]/g, '@').
+                                replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']').
+                                replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {
 
                 /**
                  * In the second stage we use the eval function to compile the