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https://github.com/codewhitesec/Lastenzug
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cwdel
25 lines
380 B
Go
25 lines
380 B
Go
package utils
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import (
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"fmt"
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"time"
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)
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var (
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Unlimited = -1
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)
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// Retry execute f() n times before returning error
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func Retry(n int, sleep time.Duration, f func() error) (err error) {
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for i := 0; i < n || n == Unlimited; i++ {
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if i > 0 {
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time.Sleep(sleep)
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}
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err = f()
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if err == nil {
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return nil
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}
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}
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return fmt.Errorf("after %d n, last error: %s", n, err)
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}
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