Maintain reporters supplied by partest.

Author: DarkDimius

src/dotty/tools/dotc/Compiler.scala

@@ -112,7 +112,7 @@ class Compiler {
     (start.setRunInfo(new RunInfo(start)) /: defn.RootImportFns)(addImport)
   }
 
-  protected def rootReporter(implicit ctx: Context): Reporter = new ConsoleReporter()(ctx)
+  protected def rootReporter(implicit ctx: Context): Reporter = ctx.typerState.reporter
 
   def reset()(implicit ctx: Context): Unit = {
     ctx.base.reset()

src/dotty/tools/dotc/Driver.scala

@@ -34,7 +34,7 @@ abstract class Driver extends DotClass {
 
   def setup(args: Array[String], rootCtx: Context): (List[String], Context) = {
     val summary = CompilerCommand.distill(args)(rootCtx)
-    implicit val ctx: Context = initCtx.fresh.setSettings(summary.sstate)
+    implicit val ctx: Context = rootCtx.fresh.setSettings(summary.sstate)
     val fileNames = CompilerCommand.checkUsage(summary, sourcesRequired)
     (fileNames, ctx)
   }