Remove anon trait params from 2018 and beyond

rust-lang · Aug 24, 2018 · d2dfc9c · d2dfc9c
1 parent 727eabd
commit d2dfc9c
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
@@ -1376,7 +1376,13 @@ impl<'a> Parser<'a> {
                 // This is somewhat dubious; We don't want to allow
                 // argument names to be left off if there is a
                 // definition...
-                p.parse_arg_general(false)
+
+                // We don't allow argument names to be left off in edition 2018.
+                if self.span.edition() >= Edition::Edition2018 {
+                    p.parse_arg_general(true)
+                } else {
+                    p.parse_arg_general(false)
+                }
             })?;
             generics.where_clause = self.parse_where_clause()?;