messageAndPos takes Diagnostic parameter (refactoring only)

Author: lrytz

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

@@ -23,10 +23,10 @@ class ConsoleReporter(
   def doReport(dia: Diagnostic)(using Context): Unit = {
     dia match
       case dia: Error =>
-        printMessage(messageAndPos(dia.msg, dia.pos, diagnosticLevel(dia)))
+        printMessage(messageAndPos(dia))
         if (ctx.settings.Xprompt.value) Reporter.displayPrompt(reader, writer)
       case dia =>
-        printMessage(messageAndPos(dia.msg, dia.pos, diagnosticLevel(dia)))
+        printMessage(messageAndPos(dia))
 
     if shouldExplain(dia) then
       printMessage(explanation(dia.msg))

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

@@ -143,15 +143,17 @@ trait MessageRendering {
   }
 
   /** The whole message rendered from `msg` */
-  def messageAndPos(msg: Message, pos: SourcePosition, diagnosticLevel: String)(using Context): String = {
+  def messageAndPos(dia: Diagnostic)(using Context): String = {
+    import dia._
+    val levelString = diagnosticLevel(dia)
     val sb = mutable.StringBuilder()
-    val posString = posStr(pos, diagnosticLevel, msg)
+    val posString = posStr(pos, levelString, msg)
     if (posString.nonEmpty) sb.append(posString).append(EOL)
     if (pos.exists) {
       val pos1 = pos.nonInlined
       if (pos1.exists && pos1.source.file.exists) {
-        val (srcBefore, srcAfter, offset) = sourceLines(pos1, diagnosticLevel)
-        val marker = columnMarker(pos1, offset, diagnosticLevel)
+        val (srcBefore, srcAfter, offset) = sourceLines(pos1, levelString)
+        val marker = columnMarker(pos1, offset, levelString)
         val err = errorMsg(pos1, msg.message, offset)
         sb.append((srcBefore ::: marker :: err :: outer(pos, " " * (offset - 1)) ::: srcAfter).mkString(EOL))
       }

compiler/src/dotty/tools/repl/Rendering.scala

@@ -129,7 +129,7 @@ private[repl] class Rendering(parentClassLoader: Option[ClassLoader] = None) {
   /** Formats errors using the `messageRenderer` */
   def formatError(dia: Diagnostic)(implicit state: State): Diagnostic =
     new Diagnostic(
-      messageRenderer.messageAndPos(dia.msg, dia.pos, messageRenderer.diagnosticLevel(dia))(using state.context),
+      messageRenderer.messageAndPos(dia)(using state.context),
       dia.pos,
       dia.level
     )

compiler/test/dotty/tools/dotc/reporting/TestReporter.scala

@@ -53,7 +53,7 @@ extends Reporter with UniqueMessagePositions with HideNonSensicalMessages with M
 
   /** Prints the message with the given position indication. */
   def printMessageAndPos(dia: Diagnostic, extra: String)(using Context): Unit = {
-    val msg = messageAndPos(dia.msg, dia.pos, diagnosticLevel(dia))
+    val msg = messageAndPos(dia)
     val extraInfo = inlineInfo(dia.pos)
 
     if (dia.level >= logLevel) {

sbt-bridge/src/dotty/tools/xsbt/DelegatingReporter.java

@@ -32,9 +32,9 @@ public void doReport(Diagnostic dia, Context ctx) {
     Severity severity = severityOf(dia.level());
     Position position = positionOf(dia.pos().nonInlined());
 
-    Message message = dia.msg();
     StringBuilder rendered = new StringBuilder();
-    rendered.append(messageAndPos(message, dia.pos(), diagnosticLevel(dia), ctx));
+    rendered.append(messageAndPos(dia, ctx));
+    Message message = dia.msg();
     boolean shouldExplain = Diagnostic.shouldExplain(dia, ctx);
     if (shouldExplain && !message.explanation().isEmpty()) {
       rendered.append(explanation(message, ctx));