cache

type Cache interface {
	GetOrSet(k interface{}, setFn SetFn) (v interface{}, err error)
}

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

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

type JitterFn func() time.Duration

type OnlyOne interface {
	// Compute returns the value of calling fn(), but only calls fn once concurrently for
	// each k.
	Compute(k interface{}, fn func() (interface{}, error)) (interface{}, error)
}

type SetFn func() (v interface{}, err error)