Structural
Adapter/Wrapper
A pattern that allows incompatible interfaces to work together by wrapping one interface to match another.
Browse Patterns
Explore 12 Go patterns from the community
12 patterns found
Creational
Config Struct
A pattern for grouping related configuration options into a struct for cleaner function signatures.
Concurrency
Context Propagation
A pattern for passing request-scoped values, cancellation signals, and deadlines through the call chain.
Creational
Dependency Injection
A pattern where an object's dependencies are provided by an external entity rather than created by the object itself.
Error Handling
Error Wrapping
A pattern for adding context to errors while preserving the original error for inspection.
Creational
Functional Options
A pattern for clean, extensible API design using variadic functions for optional configuration.
Concurrency
Graceful Shutdown
Cleanly shut down servers and background workers by listening for signals and using context cancellation.
Behavioral
Hot Config Reload
Watch configuration files for changes and reload application settings without restarting.
Concurrency
Rate Limiting
A pattern for controlling the rate at which operations are performed to prevent resource exhaustion.
Creational
Singleton
Ensure a single instance of a type exists using sync.Once for thread-safe lazy initialization.
Testing
Table-Driven Tests
A testing pattern that defines test cases as data in a table, enabling comprehensive and maintainable test coverage.
Concurrency
Worker Pool
A concurrency pattern that limits parallelism by distributing work across a fixed number of goroutines.