internal

package

v0.2.5 Latest Latest Go to latest Published: Feb 3, 2021 License: MIT Imports: 2 Imported by: 0

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var ErrValueRemoved error = errors.New("internal: value removed")

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

func NewValue(vv string, version Version) *Value

func (v *Value) AddWatcher() (Watcher, error)

func (v *Value) CheckAndSet(callback func(Version) (string, Version, bool)) (bool, error)

func (v *Value) Clear(version Version, remover ValueRemover) (bool, error)

func (v *Value) Get() (string, Version, error)

func (v *Value) RemoveWatcher(wrappedWatcher Watcher, remover ValueRemover) error

type ValueRemover func()

type Version uint64

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

func (w Watcher) Event() <-chan struct{}