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add PrettyTimeFormat #22

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add PrettyTimeFormat #22

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5 changes: 5 additions & 0 deletions bar.go
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Original file line number Diff line number Diff line change
Expand Up @@ -235,3 +235,8 @@ func (b *Bar) TimeElapsed() time.Duration {
func (b *Bar) TimeElapsedString() string {
return strutil.PrettyTime(b.TimeElapsed())
}

// TimeElapsedStringFormat returns the formatted string represenation of the time elapsed in the specified time unit
func (b *Bar) TimeElapsedStringFormat(f time.Duration) string {
return strutil.PrettyTimeFormat(b.TimeElapsed(), f)
}
8 changes: 8 additions & 0 deletions util/strutil/strutil.go
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Original file line number Diff line number Diff line change
Expand Up @@ -59,3 +59,11 @@ func PrettyTime(t time.Duration) string {
}
return (t - (t % time.Second)).String()
}

// PrettyTimeFormat returns the string representation of the duration. It rounds the time duration to the specified unit and returns a "---" when duration is 0
func PrettyTimeFormat(t time.Duration, f time.Duration) string {
if t == 0 {
return "---"
}
return (t - (t % f)).String()
}
16 changes: 16 additions & 0 deletions util/strutil/strutil_test.go
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Expand Up @@ -40,3 +40,19 @@ func TestPrettyTime(t *testing.T) {
t.Fatal("want", "---", "got", got)
}
}

func TestPrettyTimeFormat(t *testing.T) {
d, _ := time.ParseDuration("300ms")
got := PrettyTimeFormat(d, time.Millisecond)
if got != "300ms" {
t.Fatal("want", "300ms", "got", got)
}
got = PrettyTimeFormat(d, time.Second)
if got != "0s" {
t.Fatal("want", "0s", "got", got)
}
got = PrettyTimeFormat(d, time.Hour)
if got != "0s" {
t.Fatal("want", "0s", "got", got)
}
}