Make Reporter.doReport public

As reporter.report could actually not report dues to mode flag, we need a way to enforce printing.

Author: DarkDimius

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

@@ -182,7 +182,7 @@ trait Reporting { this: Context =>
 abstract class Reporter {
 
   /** Report a diagnostic */
-  protected def doReport(d: Diagnostic)(implicit ctx: Context): Unit
+  def doReport(d: Diagnostic)(implicit ctx: Context): Unit
 
  /** Whether very long lines can be truncated.  This exists so important
    *  debugging information (like printing the classpath) is not rendered

src/dotty/tools/dotc/reporting/StoreReporter.scala

@@ -14,7 +14,7 @@ class StoreReporter extends Reporter {
 
   private var infos: mutable.ListBuffer[Diagnostic] = null
 
-  protected def doReport(d: Diagnostic)(implicit ctx: Context): Unit = {
+  def doReport(d: Diagnostic)(implicit ctx: Context): Unit = {
     typr.println(s">>>> StoredError: ${d.msg}") // !!! DEBUG
     if (infos == null) infos = new mutable.ListBuffer
     infos += d

src/dotty/tools/dotc/reporting/ThrowingReporter.scala

@@ -11,7 +11,7 @@ import Reporter._
  * info to the underlying reporter.
  */
 class ThrowingReporter(reportInfo: Reporter) extends Reporter {
-  protected def doReport(d: Diagnostic)(implicit ctx: Context): Unit = d match {
+  def doReport(d: Diagnostic)(implicit ctx: Context): Unit = d match {
     case _: Error => throw d
     case _ => reportInfo.report(d)
   }