1 files changed, 0 insertions, 43 deletions
diff --git a/kamon-core/src/legacy-main/scala/kamon/util/MapMerge.scala b/kamon-core/src/legacy-main/scala/kamon/util/MapMerge.scala
deleted file mode 100644
index 6fc6fb15..00000000
--- a/kamon-core/src/legacy-main/scala/kamon/util/MapMerge.scala
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * =========================================================================================
- * Copyright © 2013-2015 the kamon project <http://kamon.io/>
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software distributed under the
- * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
- * either express or implied. See the License for the specific language governing permissions
- * and limitations under the License.
- * =========================================================================================
- */
-
-package kamon.util
-
-object MapMerge {
-
-  /**
-   *  Merge two immutable maps with the same key and value types, using the provided valueMerge function.
-   */
-  implicit class Syntax[K, V](val map: Map[K, V]) extends AnyVal {
-    def merge(that: Map[K, V], valueMerge: (V, V) ⇒ V): Map[K, V] = {
-      val merged = Map.newBuilder[K, V]
-
-      map.foreach {
-        case (key, value) ⇒
-          val mergedValue = that.get(key).map(v ⇒ valueMerge(value, v)).getOrElse(value)
-          merged += key → mergedValue
-      }
-
-      that.foreach {
-        case kv @ (key, _) if !map.contains(key) ⇒ merged += kv
-        case other                               ⇒ // ignore, already included.
-      }
-
-      merged.result();
-    }
-  }
-
-}