Fix completion in a different way

Author: odersky

compiler/src/dotty/tools/dotc/parsing/Parsers.scala

@@ -3149,15 +3149,15 @@ object Parsers {
             mkTree(qual, ImportSelector(wildcardSelectorId()) :: Nil)
           case LBRACE =>
             mkTree(qual, inBraces(importSelectors(idOK = true)))
-          case IDENTIFIER | BACKQUOTED_IDENT =>
+          case _ =>
             val start = in.offset
             val name = ident()
             if in.token == DOT then
               importSelection(atSpan(startOffset(qual), start) { Select(qual, name) })
             else
-              mkTree(qual, ImportSelector(atSpan(start) { Ident(name) }) :: Nil)
-          case _ =>
-            idSelector(qual) // this will produce an error, which can lead to a completion in the repl
+              atSpan(startOffset(qual)) {
+                mkTree(qual, ImportSelector(atSpan(start) { Ident(name) }) :: Nil)
+              }
 
       () => importSelection(simpleRef())
     }