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Update json_formatter.go 

If Data is empty, ignore the writing of Key
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simon 2021-03-11 09:20:33 +08:00 committed by GitHub
parent fe9e9fcbba
commit 49b11fd3f7
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1 changed files with 1 additions and 1 deletions
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json_formatter.go
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@ -73,7 +73,7 @@ func (f *JSONFormatter) Format(entry *Entry) ([]byte, error) {
}
}
if f.DataKey != "" {
if f.DataKey != "" && len(data) > 0 {
newData := make(Fields, 4)
newData[f.DataKey] = data
data = newData