Deprecate old syntax

dotty-staging · Oct 6, 2020 · 099074c · 099074c
1 parent ecdf9bf
commit 099074c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/compiler/src/dotty/tools/dotc/parsing/Parsers.scala b/compiler/src/dotty/tools/dotc/parsing/Parsers.scala
@@ -3117,6 +3117,7 @@ object Parsers {
             case GIVEN =>
               val start = in.skipToken()
               if in.token == USCORE then
+                deprecationWarning(em"`given _` is deprecated in imports; replace with just `given`", start)
                 in.nextToken()
                 ImportSelector(givenSelectorId(start)) // Let the selector span all of `given _`; needed for -Ytest-pickler
               else if canStartTypeTokens.contains(in.token) then