Fix types

[Cherry-picked 0b45f44]

Author: rochala

compiler/src/dotty/tools/dotc/interactive/Completion.scala

@@ -250,7 +250,7 @@ object Completion:
   // https://github.com/scalameta/metals/blob/main/mtags/src/main/scala/scala/meta/internal/mtags/KeywordWrapper.scala
   // https://github.com/com-lihaoyi/Ammonite/blob/73a874173cd337f953a3edc9fb8cb96556638fdd/amm/util/src/main/scala/ammonite/util/Model.scala
   private def needsBacktick(s: String) =
-    val chunks = s.split("_", -1).nn
+    val chunks = s.split("_", -1)
 
     val validChunks = chunks.zipWithIndex.forall { case (chunk, index) =>
       chunk.nn.forall(Chars.isIdentifierPart) ||
@@ -284,7 +284,6 @@ object Completion:
     if denot.isType then denot.symbol.showFullName
     else denot.info.widenTermRefExpr.show
 
-
   def isInNewContext(untpdPath: List[untpd.Tree]): Boolean =
     untpdPath match
       case _ :: untpd.New(selectOrIdent: (untpd.Select | untpd.Ident)) :: _ => true

presentation-compiler/test/dotty/tools/pc/utils/JRE.scala

@@ -7,7 +7,7 @@ object JRE:
 
     javaVersion match
       case Some(version) if version.startsWith("1.8") => 8
-      case Some(version) => version
+      case Some(version) => version.toInt // it is better to crash during tests than to run incorrect suite
       case None => 8