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Design Patterns in Rust

Classic GoF patterns adapted for Rust ownership model

10 Patterns10 Interactive0 Live Demos

Factory Pattern

Object creation with traits and generics

🎮 Playgroundfactorycreational+1

Builder Pattern

Fluent APIs and compile-time validation

🎮 Playgroundbuildercreational+1

Observer Pattern

Event-driven systems with channels

🎮 Playgroundobserverbehavioral+1

Strategy Pattern

Interchangeable algorithms with traits

🎮 Playgroundstrategybehavioral+1

Adapter Pattern

Interface compatibility with wrappers

🎮 Playgroundadapterstructural+1

Decorator Pattern

Runtime behavior extension

🎮 Playgrounddecoratorstructural+1

Singleton Pattern

Global state with OnceLock and lazy initialization

🎮 Playgroundsingletoncreational+2

Command Pattern

Encapsulate requests as objects with undo/redo support

🎮 Playgroundcommandbehavioral+2

State machines with enum and trait-based approaches

🎮 Playgroundstatebehavioral+2

Visitor Pattern

Separate algorithms from object structure

🎮 Playgroundvisitorbehavioral+2