minor cleanup before relasing 0.0.13

3 files changed, 12 insertions, 15 deletions

diff --git a/kamon-core/src/main/scala/kamon/metrics/Subscriptions.scala b/kamon-core/src/main/scala/kamon/metrics/Subscriptions.scala
index 2111563b..4b022377 100644
--- a/kamon-core/src/main/scala/kamon/metrics/Subscriptions.scala
+++ b/kamon-core/src/main/scala/kamon/metrics/Subscriptions.scala
@@ -16,10 +16,10 @@
 
 package kamon.metrics
 
-import akka.actor.{Props, ActorRef, Actor}
+import akka.actor.{ Props, ActorRef, Actor }
 import kamon.metrics.Subscriptions.{ MetricGroupFilter, FlushMetrics, TickMetricSnapshot, Subscribe }
 import kamon.util.GlobPathFilter
-import scala.concurrent.duration.{FiniteDuration, Duration}
+import scala.concurrent.duration.{ FiniteDuration, Duration }
 import java.util.concurrent.TimeUnit
 import kamon.Kamon
 import kamon.metrics.TickMetricSnapshotBuffer.FlushBuffer
@@ -88,38 +88,36 @@ object Subscriptions {
   }
 }
 
-
 class TickMetricSnapshotBuffer(flushInterval: FiniteDuration, receiver: ActorRef) extends Actor {
   val flushSchedule = context.system.scheduler.schedule(flushInterval, flushInterval, self, FlushBuffer)(context.dispatcher)
 
   def receive = empty
 
   def empty: Actor.Receive = {
-    case tick : TickMetricSnapshot  => context become(buffering(tick))
-    case FlushBuffer                => // Nothing to flush.
+    case tick: TickMetricSnapshot ⇒ context become (buffering(tick))
+    case FlushBuffer              ⇒ // Nothing to flush.
   }
 
   def buffering(buffered: TickMetricSnapshot): Actor.Receive = {
-    case TickMetricSnapshot(_, to, tickMetrics) =>
+    case TickMetricSnapshot(_, to, tickMetrics) ⇒
       val combinedMetrics = combineMaps(buffered.metrics, tickMetrics)(mergeMetricGroup)
       val combinedSnapshot = TickMetricSnapshot(buffered.from, to, combinedMetrics)
 
-      context become(buffering(combinedSnapshot))
+      context become (buffering(combinedSnapshot))
 
-    case FlushBuffer =>
+    case FlushBuffer ⇒
       receiver ! buffered
-      context become(empty)
+      context become (empty)
 
   }
 
-
   override def postStop(): Unit = {
     flushSchedule.cancel()
     super.postStop()
   }
 
   def mergeMetricGroup(left: MetricGroupSnapshot, right: MetricGroupSnapshot) = new MetricGroupSnapshot {
-    val metrics = combineMaps(left.metrics, right.metrics)((l, r) => l.merge(r))
+    val metrics = combineMaps(left.metrics, right.metrics)((l, r) ⇒ l.merge(r))
   }
 }
 
diff --git a/kamon-core/src/main/scala/kamon/metrics/package.scala b/kamon-core/src/main/scala/kamon/metrics/package.scala
index 765ebaca..f89d84a3 100644
--- a/kamon-core/src/main/scala/kamon/metrics/package.scala
+++ b/kamon-core/src/main/scala/kamon/metrics/package.scala
@@ -18,9 +18,9 @@ package kamon
 
 package object metrics {
 
-  def combineMaps[K, V](left: Map[K, V], right: Map[K, V])(valueMerger: (V, V) => V): Map[K, V] = {
+  def combineMaps[K, V](left: Map[K, V], right: Map[K, V])(valueMerger: (V, V) ⇒ V): Map[K, V] = {
     (left ++ right) map {
-      case (key, rightValue) => key -> left.get(key).map(leftValue => valueMerger(leftValue, rightValue)).getOrElse(rightValue)
+      case (key, rightValue) ⇒ key -> left.get(key).map(leftValue ⇒ valueMerger(leftValue, rightValue)).getOrElse(rightValue)
     }
   }
 }
diff --git a/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala b/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala
index 03c1f323..ad9fd13f 100644
--- a/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala
+++ b/kamon-core/src/test/scala/kamon/metrics/ActorMetricsSpec.scala
@@ -1,5 +1,4 @@
-/*
- * =========================================================================================
+/* =========================================================================================
  * Copyright © 2013 the kamon project <http://kamon.io/>
  *
  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file