43 if (
self = [super init])
56 if (
self = [
self init])
70 - (id)initWithTarget:(
id)target selector:(
SEL)sel object:(
id)arg
72 var inv = [[
CPInvocation alloc] initWithMethodSignature:nil];
93 if ([
self isFinished] && _invocation)
95 return [_invocation returnValue];