decorator

Documentation

Index

• func Chain[T any](component T, decorators ...Decorator[T]) T
• type Decorator
• type Func
  • func (f Func[T]) Decorate(component T) T

Functions

func Chain

func Chain[T any](component T, decorators ...Decorator[T]) T

Chain decorates the given object with all middlewares.

Types

type Decorator

type Decorator[T any] interface {
	// Decorate wraps the underlying obj, adding some functionality.
	Decorate(component T) T
}

Decorator allows us to write something like decorators to component. It can execute something before invoke or after.

type Func

type Func[T any] func(component T) T

Func is an adapter to allow the use of ordinary functions as Decorator.

func (Func[T]) Decorate

func (f Func[T]) Decorate(component T) T

Decorate call f(obj).