NotCrappyAssertionHandler

NotCrappyAssertionHandler.m

@interface NotCrappyAssertionHandler : NSAssertionHandler @end
@implementation NotCrappyAssertionHandler

-(void)handleFailureInFunction:(NSString *)functionName file:(NSString *)fileName lineNumber:(NSInteger)line description:(NSString *)format, ...
{
	NSLog(@"*** Assertion failure in %@(), %@:%d", functionName, fileName, line);
	
	va_list args;
	va_start(args, format);
	NSLogv([@"*** Assertion message: " stringByAppendingString:format], args);
	va_end(args);
	
	abort();
}

-(void)handleFailureInMethod:(SEL)selector object:(id)object file:(NSString *)fileName lineNumber:(NSInteger)line description:(NSString *)format, ...
{
	NSString *class = NSStringFromClass([object class]);
	NSString *method = NSStringFromSelector(selector);
	NSString *formattedMethod = [NSString stringWithFormat:@"%@[%@ %@]", (object == [object class] ? @"+" : @"-"), class, method];
	NSLog(@"*** Assertion failure in %@, %@:%d", formattedMethod, fileName, line);
	
	va_list args;
	va_start(args, format);
	NSLogv([@"*** Assertion message: " stringByAppendingString:format], args);
	va_end(args);
	
	abort();
}

@end


// You install the handler by calling this in the applicationDidFinishLaunching: method or similar:
[[[NSThread currentThread] threadDictionary] setObject:[[NotCrappyAssertionHandler alloc] init] forKey:NSAssertionHandlerKey];