Fix unreachable code

Author: liufengyun

scaladoc/src/dotty/tools/scaladoc/tasty/TypesSupport.scala

@@ -27,14 +27,8 @@ trait TypesSupport:
       case ThisType(tpe) => inner(tpe)
       case AnnotatedType(tpe, _) => inner(tpe)
       case AppliedType(tpe, _) => inner(tpe)
-      case tp @ TermRef(qual, typeName) =>
-        qual match
-        case _: TypeRepr | _: NoPrefix => Some(tp.termSymbol)
-        case other => None
-      case tp @ TypeRef(qual, typeName) =>
-        qual match
-        case _: TypeRepr | _: NoPrefix => Some(tp.typeSymbol)
-        case other => None
+      case tp @ TermRef(qual, typeName) => Some(tp.termSymbol)
+      case tp @ TypeRef(qual, typeName) => Some(tp.typeSymbol)
 
     val typeSymbol = extractTypeSymbol(method.returnTpt)
 
@@ -204,8 +198,7 @@ trait TypesSupport:
       case tp @ TypeRef(qual, typeName) =>
         qual match {
           case r: RecursiveThis => texts(s"this.$typeName")
-          case _: TypeRepr | _: NoPrefix => link(tp.typeSymbol)
-          case other => noSupported(s"TypeRepr: $tp")
+          case _: TypeRepr => link(tp.typeSymbol)
         }
         // convertTypeOrBoundsToReference(reflect)(qual) match {
         //     case TypeReference(label, link, xs, _) => TypeReference(typeName, link + "/" + label, xs, true)