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clock.go
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clock.go
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package glock
import "time"
// Clock is a wrapper around common functions in the time package. This interface
// is designed to allow easy mocking of time functions.
type Clock interface {
// Now returns the current time.
Now() time.Time
// After returns a channel which receives the current time after
// the given duration elapses.
After(duration time.Duration) <-chan time.Time
// Sleep blocks until the given duration elapses.
Sleep(duration time.Duration)
// Since returns the time elapsed since t.
Since(t time.Time) time.Duration
// Until returns the duration until t.
Until(t time.Time) time.Duration
// NewTicker will construct a ticker which will continually fire,
// pausing for the given duration in between invocations.
NewTicker(duration time.Duration) Ticker
// NewTimer will construct a timer which will fire once after the
// given duration.
NewTimer(duration time.Duration) Timer
// AfterFunc waits for the duration to elapse and then calls f in
// its own goroutine. It returns a Timer that can be used to cancel the call
// using its Stop method.
AfterFunc(duration time.Duration, f func()) Timer
}