internals.h

   1 - (NSMethodSignature *) methodSignatureForSelector:(SEL)selector {
   2     fprintf(stderr, "[%s]S-%s\n", class_getName(self->isa), sel_getName(selector));
   3     return [super methodSignatureForSelector:selector];
   4 }
   5
   6 - (BOOL) respondsToSelector:(SEL)selector {
   7     BOOL responds = [super respondsToSelector:selector];
   8     fprintf(stderr, "[%s]R%c%s\n", class_getName(self->isa), (responds ? '+' : '-'), sel_getName(selector));
   9     return responds;
  10 }