initial commit

format.go

@@ -0,0 +1,34 @@
+package logging
+
+import "fmt"
+
+type LogFormat int 
+const (
+	FormatText LogFormat = iota
+	FormatJson 
+)
+
+var logFormat = FormatText
+
+var formatString = map[LogFormat]string {
+	FormatText: "text",
+	FormatJson: "json",
+}
+
+func (f LogFormat) String() string {
+	str, _ := formatString[f]
+	return str
+}
+
+func SetLogFormat(format LogFormat) error {
+	_, exist := formatString[format]
+	if ! exist {
+		return fmt.Errorf("Logging : ERROR : No such log format (%d)", format)
+	}
+
+	logFormat = format
+
+	return nil
+}
+
+