fix error handling

2006-10-09 01:15:09 +00:00
parent 40b8df3488
commit afa611c36d
1 changed files with 3 additions and 5 deletions
@@ -83,11 +83,9 @@ namespace
 	{
 		luaL_checktype( L, 1, LUA_TTABLE );
-		/* Look up the reverse table. */
+		/* Look up the reverse table.  If there is no metafield, then we were
-		luaL_getmetafield( L, 1, "reverse" );
+		 * called on the wrong type. */
-
+		if( !luaL_getmetafield(L, 1, "reverse") )
 		/* If there was no metafield, then we were called on the wrong type. */
 		if( lua_isnil(L, -1) )
 			luaL_typerror( L, 1, "enum" );
 		return 1;