BOOL FBObjectIsBlock()

in FBRetainCycleDetector/Layout/Blocks/FBBlockStrongLayout.m [117:122]

• 5 lines of code
• 1 McCabe index (conditional complexity)

BOOL FBObjectIsBlock(void *object) {
  Class blockClass = _BlockClass();
  
  Class candidate = object_getClass((__bridge id)object);
  return [candidate isSubclassOfClass:blockClass];
}