Issue 5141 - Convert filter match to C++

compiled/library.js

Index: compiled/library.js
===================================================================
--- a/compiled/library.js
+++ b/compiled/library.js
@@ -56,22 +56,25 @@
     FilterNotifier.triggerListeners(notifierTopics.get(topic),
         exports.Subscription.fromPointer(subscription));
   },
 
   $_regexp_data: Object.create(null),
   $_regexp_counter: 0,
 
   GenerateRegExp__deps: ["$_regexp_data", "$_regexp_counter"],
-  GenerateRegExp: function(source, matchCase)
+  GenerateRegExp: function(source, matchCase, global)
   {
     var id = ++_regexp_counter;
     try
     {
-      _regexp_data[id] = new RegExp(readString(source), matchCase ? "" : "i");
+      var flag = matchCase ? "" : "i";
+      if (global)
+        flag += "g";
+      _regexp_data[id] = new RegExp(readString(source), flag);
       return id;
     }
     catch (e)
     {
       return -1;
     }
   },
 
@@ -80,10 +83,32 @@
   {
     delete _regexp_data[id];
   },
 
   TestRegExp__deps: ["$_regexp_data"],
   TestRegExp: function(id, str)
   {
     return _regexp_data[id].test(readString(str));
+  },
+
+  ExecRegExp__deps: ["$_regexp_data"],
+  ExecRegExp: function(id, str)
+  {
+    var match = _regexp_data[id].exec(readString(str));
+    if (match)
+      return match.index;
+    return -1;
+  },
+
+  MatchRegExp__deps: ["$_regexp_data"],
+  MatchRegExp: function(id, str, reMatchResults)
+  {
+    var string = readString(str);
+    var result = new exports.ReMatchResults(reMatchResults);
+    var matches = string.match(_regexp_data[id]);
+    if (!matches)
+      return false;
+    for (var i = 0; i < matches.length; i++)
+      result.push(matches[i]);
+    return true;
   }
 });