53 lines
685 B
Go
53 lines
685 B
Go
package ticker
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import (
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"context"
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"time"
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)
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var _ Ticker = (*ticker)(nil)
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type Ticker interface {
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worker()
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Process(fun func())
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Stop()
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}
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type ticker struct {
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ticker *time.Ticker
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ctx context.Context
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cancel context.CancelFunc
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f func()
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}
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func New(d time.Duration) Ticker {
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ctx, cancelFunc := context.WithCancel(context.Background())
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return &ticker{
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ticker: time.NewTicker(d),
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ctx: ctx,
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cancel: cancelFunc,
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}
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}
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func (t *ticker) worker() {
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for {
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select {
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case <-t.ticker.C:
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t.f()
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case <-t.ctx.Done():
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return
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}
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}
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}
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func (t *ticker) Process(fun func()) {
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t.f = fun
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go t.worker()
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}
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func (t *ticker) Stop() {
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t.ticker.Stop()
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t.cancel()
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}
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