weak

type Ref ¶

type Ref struct {
	// contains filtered or unexported fields
}

Ref is a weak reference.

Create one with NewRef and retrieve referenced object with Get.

There must be no more than 1 weak reference to any object. Weak references must not be attached to an object on which runtime.SetFinalizer is also used. Weak references must not be copied.

func NewRef(obj interface{}) *Ref

func (w *Ref) Get() (obj interface{})