reset compilation unit

Author: Martijn Hoekstra

compiler/src/dotty/tools/dotc/CompilationUnit.scala

@@ -12,15 +12,6 @@ import dotty.tools.dotc.core.Symbols._
 import dotty.tools.dotc.transform.SymUtils._
 import dotty.tools.dotc.typer.Inliner
 
-
-import dotty.tools.dotc.reporting.diagnostic.MessageContainer
-/*
-trait WarningTransformer {
-  val transformer: MessageContainer => Option[MessageContainer]
-  position: Position
-}
-*/
-
 class CompilationUnit(val source: SourceFile) {
 
   override def toString: String = source.toString
@@ -29,9 +20,7 @@ class CompilationUnit(val source: SourceFile) {
 
   var tpdTree: tpd.Tree = tpd.EmptyTree
 
-  //var warningTransformers: List[WarningTransformer] = Nil
-
-  def isJava = source.file.name.endsWith(".java")
+  def isJava: Boolean = source.file.name.endsWith(".java")
 
   /** Pickled TASTY binaries, indexed by class. */
   var pickled: Map[ClassSymbol, Array[Byte]] = Map()

compiler/src/dotty/tools/dotc/config/ScalaSettings.scala

@@ -66,7 +66,7 @@ class ScalaSettings extends Settings.SettingGroup {
   val XmaxInlines: Setting[Int] = IntSetting("-Xmax-inlines", "Maximal number of successive inlines", 32)
   val XmaxClassfileName: Setting[Int] = IntSetting("-Xmax-classfile-name", "Maximum filename length for generated classes", 255, 72 to 255)
   val Xmigration: Setting[ScalaVersion] = VersionSetting("-Xmigration", "Warn about constructs whose behavior may have changed since version.")
-  val Xprint:Setting[List[String]] = PhasesSetting("-Xprint", "Print out program after")
+  val Xprint: Setting[List[String]] = PhasesSetting("-Xprint", "Print out program after")
   val XprintTypes: Setting[Boolean] = BooleanSetting("-Xprint-types", "Print tree types (debugging option).")
   val XprintDiff: Setting[Boolean] = BooleanSetting("-Xprint-diff", "Print changed parts of the tree since last print.")
   val XprintDiffDel: Setting[Boolean] = BooleanSetting("-Xprint-diff-del", "Print changed parts of the tree since last print including deleted parts.")

compiler/src/dotty/tools/dotc/reporting/Reporter.scala

@@ -46,10 +46,9 @@ import dotty.tools.dotc.reporting.diagnostic.MessageContainer
     escalated <- fatalWarnings(allowedKind)
   } yield escalated
 
-  def suppressedIds: List[Int] = this.settings.XsuppressMessageIds.value.flatMap(id => {
-    print(s"parsed $id")
-     scala.util.Try(id.toInt).toOption
-  })
+  def suppressedIds: List[Int] = this.settings.XsuppressMessageIds.value
+    .flatMap(id => scala.util.Try(id.toInt).toOption)
+
   def suppressIds(mc: MessageContainer) = {
     val errornumber = mc.contained().errorId.errorNumber()
     mc match {