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// Copyright (C) 2016 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package stringutil
import (
"strings"
"time"
)
// UniqueTrimmedStrings returns a list of all unique strings in ss,
// in the order in which they first appear in ss, after trimming away
// leading and trailing spaces.
func UniqueTrimmedStrings(ss []string) []string {
m := make(map[string]struct{}, len(ss))
us := make([]string, 0, len(ss))
for _, v := range ss {
v = strings.Trim(v, " ")
if _, ok := m[v]; ok {
continue
}
m[v] = struct{}{}
us = append(us, v)
}
return us
}
func NiceDurationString(d time.Duration) string {
switch {
case d > 24*time.Hour:
d = d.Round(time.Hour)
case d > time.Hour:
d = d.Round(time.Minute)
case d > time.Minute:
d = d.Round(time.Second)
case d > time.Second:
d = d.Round(time.Millisecond)
case d > time.Millisecond:
d = d.Round(time.Microsecond)
}
return d.String()
}
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