refactor(LogTypes): Added String() func

SQL/LogTypes.go

@@ -1,10 +1,27 @@
 package SQL
 
+import "fmt"
+
 type LogType int64
 
-const(
-	LogInfo LogType = 1
-	LogWarning = 2
-	LogError = 3
-	LogFatal = 4
+const (
+	LogInfo    LogType = 1
+	LogWarning         = 2
+	LogError           = 3
+	LogFatal           = 4
 )
+
+func (e LogType) String() string {
+	switch e {
+	case LogInfo:
+		return "INFO"
+	case LogWarning:
+		return "WARNING"
+	case LogError:
+		return "ERROR"
+	case LogFatal:
+		return "FATAL"
+	default:
+		return fmt.Sprintf("%d", e)
+	}
+}