sync

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

type Locker interface {
	Lock()
	Unlock()
}

type RWLock interface {
	Locker
	RLock()
	RUnlock()

	TestAndLock() bool
	TestAndRLock() bool

	RLocker() TestLocker
}

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

type TestLocker interface {
	Locker
	TestAndLock() bool
}