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27 lines
671 B
Go
27 lines
671 B
Go
package durations
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import (
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"fmt"
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"strconv"
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"time"
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)
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// NewDurationFromArg returns a time.Duration from a configuration argument
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// (string) which has come from the Corefile. The argument has some basic
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// validation applied before returning a time.Duration. If the argument has no
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// time unit specified and is numeric the argument will be treated as seconds
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// rather than GO's default of nanoseconds.
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func NewDurationFromArg(arg string) (time.Duration, error) {
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_, err := strconv.Atoi(arg)
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if err == nil {
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arg = arg + "s"
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}
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d, err := time.ParseDuration(arg)
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if err != nil {
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return 0, fmt.Errorf("failed to parse duration '%s'", arg)
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}
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return d, nil
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}
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