mudgangster

commit bbb763dccbdbc0f5dc22b03b03ad4363e36e0905
parent 348a2def10a1855ce420e2184afcd8d69cd07077
Author: Michael Savage <mikejsavage@gmail.com>
Date:   Fri,  7 Sep 2018 15:18:09 +0300

pcall subs

Diffstat:
src/lua/sub.lua
 | 
7
++++++-

1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/src/lua/sub.lua b/src/lua/sub.lua
@@ -5,7 +5,12 @@ local function doSubs( line )
 		local sub = Subs[ i ]
 
 		if sub.enabled then
-			local newLine, subs = line:gsub( sub.pattern, sub.replacement )
+			local ok, newLine, subs = pcall( string.gsub, line, sub.pattern, sub.replacement )
+
+			if not ok then
+				mud.print( "\n#s> sub failed: %s\n%s\n%s", newLine, sub.pattern, sub.replacement )
+				return line
+			end
 
 			if subs ~= 0 then
 				return newLine