From 5b965657bba6c7de3d1f29033969b4658021fd89 Mon Sep 17 00:00:00 2001
From: Luke Slater <tinmachin3@gmail.com>
Date: Tue, 22 Jan 2013 12:21:14 +0100
Subject: [PATCH 1/2] second part of the regexen can be empty

---
 modules/regex/regex.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/regex/regex.js b/modules/regex/regex.js
index 42182aa..0444950 100644
--- a/modules/regex/regex.js
+++ b/modules/regex/regex.js
@@ -3,7 +3,7 @@ var _ = require('underscore')._;
 var regex = function(dbot) {
     this.last = {};
     this.listener = function(event) {
-        var q = event.message.valMatch(/^([\d\w\s]*)?:? ?s\/(.+)\/(.+)\/([ig]*)?$/, 5);
+        var q = event.message.valMatch(/^([\d\w\s]*)?:? ?s\/(.+)\/(.+)?\/([ig]*)?$/, 5);
         if(q) {
             var flags = q[4],
                 toMatch = new RegExp(q[2], flags),

From 6e08b184f67168d44ea135f38e51b7f0dc566a50 Mon Sep 17 00:00:00 2001
From: Luke Slater <tinmachin3@gmail.com>
Date: Tue, 22 Jan 2013 12:22:55 +0100
Subject: [PATCH 2/2] replaceWith empty if no q[3]

---
 modules/regex/regex.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/modules/regex/regex.js b/modules/regex/regex.js
index 0444950..48b8e21 100644
--- a/modules/regex/regex.js
+++ b/modules/regex/regex.js
@@ -10,6 +10,8 @@ var regex = function(dbot) {
                 replaceWith = q[3],
                 last,
                 replacement;
+                
+            if(!replaceWith) replaceWith = "";
 
             if(q[1] != null) {
                 var user = q[1];