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Welcome! The intent of this repo is to provide

1. Examples for each of the23 Gang of Four design patterns
2. An introduction to theDart programming language

Please seeGetting Started for more information on how to run the examples.

• Chain of Responsibility
• Command
• Interpreter
• Iterator
• Mediator
• Memento
• Observer
• State
• Strategy
• Template Method
• Visitor

• Abstract Factory
• Builder
• Factory Method
• Prototype
• Singleton

• Adapter
• Bridge
• Composite
• Decorator
• Facade
• Flyweight
• Proxy

Each example has its own directory, inside which is a short readme and a sole Dart file.To run the example, make sure youhave Dart installed and then just do

dart <example directory>/<example name>.dart

TakeState, for example:

> dart state/state.dartThe light switch is off.Toggling the light switch...  Touching the Stateful...  Handler of StatusOff is being called!The light switch is on.

If you have any questions or see any issues, please feel free tofile an issue.

Enjoy!

-Tyler