semaphore

Documentation

Index

• type Instance
  • func New(n int) *Instance
  • func (s *Instance) Signal()
  • func (s *Instance) Wait() <-chan struct{}

Types

type Instance

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

Instance is an implementation of semaphore.

func New

func New(n int) *Instance

New create a new Semaphore with n permits.

func (*Instance) Signal

func (s *Instance) Signal()

Signal releases a permit into the semaphore.

func (*Instance) Wait

func (s *Instance) Wait() <-chan struct{}

Wait returns a channel for acquiring a permit.