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Add colored timestamp option #11

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Add colored timestamp option #11

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11 changes: 11 additions & 0 deletions formatter.go
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,9 @@ type Formatter struct {
// NoColors - disable colors
NoColors bool

// ColorTimestamp - enables log level colors for timestamp
ColorTimestamp bool

// NoFieldsColors - apply colors only to the level, default is level + fields
NoFieldsColors bool

Expand Down Expand Up @@ -59,9 +62,17 @@ func (f *Formatter) Format(entry *logrus.Entry) ([]byte, error) {
// output buffer
b := &bytes.Buffer{}

if f.ColorTimestamp {
fmt.Fprintf(b, "\x1b[%dm", levelColor)
}

// write time
b.WriteString(entry.Time.Format(timestampFormat))

if f.ColorTimestamp {
b.WriteString("\x1b[0m")
}

// write level
var level string
if f.NoUppercaseLevel {
Expand Down