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use buffer length to avoid generating strings every time

This commit is contained in:
dmathieu 2017-07-25 09:39:35 +02:00
parent 3eef8ce63d
commit 211aba39c8
1 changed files with 1 additions and 1 deletions
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2
text_formatter.go
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@ -154,7 +154,7 @@ func (f *TextFormatter) needsQuoting(text string) bool {
} }
func (f *TextFormatter) appendKeyValue(b *bytes.Buffer, key string, value interface{}) { func (f *TextFormatter) appendKeyValue(b *bytes.Buffer, key string, value interface{}) {
if b.String() != "" { if b.Len() > 0 {
b.WriteByte(' ') b.WriteByte(' ')
} }
b.WriteString(key) b.WriteString(key)