Log argument index and selector for KWMessagePatternException

agilebits · May 21, 2012 · cb1fd46 · cb1fd46
1 parent 9215fd3
commit cb1fd46
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/Kiwi/KWMessagePattern.m b/Kiwi/KWMessagePattern.m
@@ -146,8 +146,9 @@ - (BOOL)argumentFiltersMatchInvocationArguments:(NSInvocation *)anInvocation {
                 return NO;
             }
         } else if ([argumentFilter isEqual:[KWNull null]]) {
-            if (!KWObjCTypeIsPointerLike(objCType))
-                [NSException raise:@"KWMessagePatternException" format:@"nil was specified as an argument filter, but argument is not a pointer"];
+            if (!KWObjCTypeIsPointerLike(objCType)) {
+                [NSException raise:@"KWMessagePatternException" format:@"nil was specified as an argument filter, but argument(%d) is not a pointer for @selector(%@)", i + 1, NSStringFromSelector([anInvocation selector])];
+            }
             void *p = nil;
             [anInvocation getMessageArgument:&p atIndex:i];
             if (p != nil)