rabbah commented on a change in pull request #2650: Apply standard scala 
formatting.
URL: 
https://github.com/apache/incubator-openwhisk/pull/2650#discussion_r136238441
 
 

 ##########
 File path: common/scala/src/main/scala/whisk/common/Logging.scala
 ##########
 @@ -132,115 +135,115 @@ class PrintStreamLogging(outputStream: PrintStream = 
Console.out) extends Loggin
  * @param deltaToMarkerStart if this is an end marker, this is the time 
difference to the start marker
  */
 case class LogMarker(token: LogMarkerToken, deltaToTransactionStart: Long, 
deltaToMarkerStart: Option[Long] = None) {
-    override def toString() = {
-        val parts = Seq(LogMarker.keyword, token.toString, 
deltaToTransactionStart) ++ deltaToMarkerStart
-        "[" + parts.mkString(":") + "]"
-    }
+  override def toString() = {
+    val parts = Seq(LogMarker.keyword, token.toString, 
deltaToTransactionStart) ++ deltaToMarkerStart
+    "[" + parts.mkString(":") + "]"
+  }
 }
 
 object LogMarker {
 
-    val keyword = "marker"
+  val keyword = "marker"
 
-    /** Convenience method for parsing log markers in unit tests. */
-    def parse(s: String) = {
-        val logmarker = 
raw"\[${keyword}:([^\s:]+):(\d+)(?::(\d+))?\]".r.unanchored
-        val logmarker(token, deltaToTransactionStart, deltaToMarkerStart) = s
-        LogMarker(LogMarkerToken.parse(token), deltaToTransactionStart.toLong, 
Option(deltaToMarkerStart).map(_.toLong))
-    }
+  /** Convenience method for parsing log markers in unit tests. */
+  def parse(s: String) = {
+    val logmarker = raw"\[${keyword}:([^\s:]+):(\d+)(?::(\d+))?\]".r.unanchored
+    val logmarker(token, deltaToTransactionStart, deltaToMarkerStart) = s
+    LogMarker(LogMarkerToken.parse(token), deltaToTransactionStart.toLong, 
Option(deltaToMarkerStart).map(_.toLong))
+  }
 }
 
 private object Logging {
-    /**
-     * Given a class object, return its simple name less the trailing dollar 
sign.
-     */
-    def getCleanSimpleClassName(clz: Class[_]) = {
-        val simpleName = clz.getSimpleName
-        if (simpleName.endsWith("$")) simpleName.dropRight(1)
-        else simpleName
-    }
+
+  /**
+   * Given a class object, return its simple name less the trailing dollar 
sign.
+   */
+  def getCleanSimpleClassName(clz: Class[_]) = {
+    val simpleName = clz.getSimpleName
+    if (simpleName.endsWith("$")) simpleName.dropRight(1)
+    else simpleName
+  }
 }
 
 private object Emitter {
-    val timeFormat = DateTimeFormatter.
-        ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'").
-        withZone(ZoneId.of("UTC"))
+  val timeFormat =
+    
DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'").withZone(ZoneId.of("UTC"))
 
 Review comment:
   blugh - can we make that add curlies?
 
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