update to 0.1.6

HISTORY.md

@@ -1,3 +1,7 @@
+## Wed 09 Decemember | v0.1.6
+
+Fix `Clone` not inherite the parent's formatters field (fixes `SetLevelFormat` on childs).
+
 ## Mo 07 September | v0.1.5
 
 Introduce the [Formatter](https://github.com/kataras/golog/blob/master/formatter.go) interface. [Example](https://github.com/kataras/golog/tree/master/_examples/customize-output).

_examples/rotation/main.go

@@ -22,6 +22,7 @@ func main() {
 	if err != nil {
 		golog.Fatal(err)
 	}
+	defer w.Close()
 
 	golog.SetOutput(w)
 

formatter.go

@@ -21,7 +21,10 @@ type Formatter interface {
 type JSONFormatter struct {
 	Indent string
 
-	// use one encoder per level, do not create new each time.
+	// Use one encoder per level, do not create new each time.
+	// Even if the jser can set a different formatter for each level
+	// on SetLevelFormat, the encoding's writers may be different
+	// if that ^ is not called but SetLevelOutput did provide a different writer.
 	encoders map[Level]*json.Encoder
 	mu       sync.RWMutex // encoders locker.
 	encMu    sync.Mutex   // encode action locker.

log.go

@@ -83,7 +83,9 @@ func GetStacktrace(limit int) (callerFrames []Frame) {
 		}
 
 		if strings.Contains(file, "github.com/kataras/golog") &&
-			!(strings.Contains(file, "_examples") || strings.Contains(file, "_test.go")) {
+			!(strings.Contains(file, "_examples") ||
+				strings.Contains(file, "_test.go") ||
+				strings.Contains(file, "integration.go")) {
 			continue
 		}
 

logger.go

@@ -266,11 +266,11 @@ func (l *Logger) SetLevelFormat(levelName string, formatter string, opts ...inte
 func (l *Logger) getFormatter() Formatter {
 	f, ok := l.LevelFormatter[l.Level]
 	if !ok {
-		if l.formatter != nil {
-			f = l.formatter
-		} else {
-			f = nil
-		}
+		f = l.formatter
+	}
+
+	if f == nil {
+		return nil
 	}
 
 	return f