refactor info in Logger

src/main/scala/templates/Logger.scala

@@ -62,19 +62,14 @@ trait Logger {
   }
 
   override def info(msg: String): String = {
-    val additionalInfo = data.filter {
-      case (k, v) if v.nonEmpty => true
-      case _ => false
-    }
+    val additionalInfo = data
+      .filter { case (_, v) => v.nonEmpty }
       .toVector
-      .flatMap { case (k, v ) => v }
-      .filter {
-        case (t, v, m) if v != null || (m != null && m.nonEmpty) => true
-        case _ => false
-      }
+      .flatMap { case (_, v ) => v }
+      .filter { case (_, v, m) => v != null || (m != null && m.nonEmpty) }
       .map {
         case (t, v, m) => s"tag: $t, value: ${if (v != null) v else ""}" +
-            (if (m != null && m.nonEmpty) ", " + m.toVector.map { case (k, v1) => v1}.map {
+          (if (m != null && m.nonEmpty) ", " + m.toVector.map { case (k, v1) => v1 }.map {
             case (k1, v2) => s"attr: $k1, value: $v2"
           }.mkString(", ") else "")
       }