Mukan Erkin Törük
26b204bd04
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32 lines
599 B
Go
32 lines
599 B
Go
package ctxticker
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import (
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"context"
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"time"
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)
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// Do calls fn every d until ctx canceled or fn returns with a non-nil error.
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func Do(ctx context.Context, d time.Duration, fn func() error) error {
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ticker := time.NewTicker(d)
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defer ticker.Stop()
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for {
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select {
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case <-ctx.Done():
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return ctx.Err()
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case <-ticker.C:
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if err := fn(); err != nil {
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return err
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}
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}
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}
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}
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// DoNow is same as Do except it makes +1 call to fn on start.
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func DoNow(ctx context.Context, d time.Duration, fn func() error) error {
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if err := fn(); err != nil {
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return err
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}
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return Do(ctx, d, fn)
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}
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