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Decorator Design Pattern In Swift

Decorator design pattern in Swift to add additional responsibilities to an object dynamically.

Output

Decorator::Operation()
Decorator::Operation()
ConcreteComponent::Operation()
ConcreteDecoratorB::Operation()
ConcreteDecoratorB::AddedBehavior()
ConcreteDecoratorA::Operation()
ConcreteDecoratorA::addedState = 1


Suresh Kumar Srivastava is founder of online learning site coursegalaxy.com and author of popular books C In Depth, Data Structures Through C In Depth. He has 18+ years experience in industry and worked on architecture and design of multiple products. This article Decorator Design Pattern In Swift is from his Design Patterns course.