semaphore

package
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Published: Dec 11, 2018 License: MIT Imports: 0 Imported by: 0

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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.

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