1 files changed, 48 insertions, 0 deletions
diff --git a/sbt-bridge/bridge/src/main/scala/xsbt/DelegatingReporter.scala b/sbt-bridge/bridge/src/main/scala/xsbt/DelegatingReporter.scala
new file mode 100644
index 000000000..770d6b2c7
--- /dev/null
+++ b/sbt-bridge/bridge/src/main/scala/xsbt/DelegatingReporter.scala
@@ -0,0 +1,48 @@
+/* sbt -- Simple Build Tool
+ * Copyright 2008, 2009 Mark Harrah
+ */
+package xsbt
+
+import dotty.tools._
+import dotc._
+import reporting._
+import reporting.diagnostic.MessageContainer
+import reporting.diagnostic.messages
+import core.Contexts._
+import xsbti.{Maybe, Position}
+
+final class DelegatingReporter(delegate: xsbti.Reporter) extends Reporter
+  with UniqueMessagePositions
+  with HideNonSensicalMessages
+  with MessageRendering {
+  import MessageContainer._
+
+  override def printSummary(implicit ctx: Context): Unit = delegate.printSummary()
+
+  def doReport(cont: MessageContainer)(implicit ctx: Context): Unit = {
+    val severity =
+      cont match {
+        case _: messages.Error   => xsbti.Severity.Error
+        case _: messages.Warning => xsbti.Severity.Warn
+        case _                   => xsbti.Severity.Info
+      }
+
+    val position = new Position {
+      def line: Maybe[Integer] = Maybe.nothing()
+      def lineContent: String = ""
+      def offset: Maybe[Integer] = Maybe.nothing()
+      def pointer: Maybe[Integer] = Maybe.nothing()
+      def pointerSpace: Maybe[String] = Maybe.nothing()
+      def sourceFile: Maybe[java.io.File] = Maybe.nothing()
+      def sourcePath: Maybe[String] = Maybe.nothing()
+    }
+
+    val sb = new StringBuilder()
+    sb.append(messageAndPos(cont.contained, cont.pos, diagnosticLevel(cont)))
+    if (ctx.shouldExplain(cont) && cont.contained.explanation.nonEmpty) {
+      sb.append(explanation(cont.contained))
+    }
+
+    delegate.log(position, sb.toString(), severity)
+  }
+}