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only filter history if not empty

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yory8 2019-03-22 16:08:28 +01:00
parent ecfe78e04d
commit 63a247000b
1 changed files with 15 additions and 13 deletions
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28
main.go
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@ -74,21 +74,23 @@ func main() {
l := len(history) l := len(history)
// wl-paste will always give back the last copied text if l > 0 {
// (as long as the place we copied from is still running) // wl-paste will always give back the last copied text
if history[l-1] == text { // (as long as the place we copied from is still running)
time.Sleep(sleep) if history[l-1] == text {
continue time.Sleep(sleep)
} continue
}
if l == max { if l == max {
// we know that at any given time len(history) cannot be bigger than max, // we know that at any given time len(history) cannot be bigger than max,
// so it's enough to drop the first element // so it's enough to drop the first element
history = history[1:] history = history[1:]
} }
// remove duplicates // remove duplicates
history = filter(history, text) history = filter(history, text)
}
history = append(history, text) history = append(history, text)