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| author | Aleksey Kladov <aleksey.kladov@gmail.com> | 2019-02-20 10:10:11 +0300 |
|---|---|---|
| committer | Aleksey Kladov <aleksey.kladov@gmail.com> | 2019-02-20 10:10:11 +0300 |
| commit | 65622e319e21d95bb7275109aecacb8e2526ce04 (patch) | |
| tree | ad752734462d598742fa6f1b2a947d46cf77a64b /src/libsyntax/ext | |
| parent | 74e35d270067afff72034312065c48e6d8cfba67 (diff) | |
| download | rust-65622e319e21d95bb7275109aecacb8e2526ce04.tar.gz rust-65622e319e21d95bb7275109aecacb8e2526ce04.zip | |
cleanup macro after 2018 transition
We can now use `?`
Diffstat (limited to 'src/libsyntax/ext')
| -rw-r--r-- | src/libsyntax/ext/expand.rs | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/src/libsyntax/ext/expand.rs b/src/libsyntax/ext/expand.rs index d398437d7af..f50663f9785 100644 --- a/src/libsyntax/ext/expand.rs +++ b/src/libsyntax/ext/expand.rs @@ -36,10 +36,8 @@ macro_rules! ast_fragments { ( $($Kind:ident($AstTy:ty) { $kind_name:expr; - // FIXME: HACK: this should be `$(one ...)?` and `$(many ...)?` but `?` macro - // repetition was removed from 2015 edition in #51587 because of ambiguities. - $(one fn $mut_visit_ast:ident; fn $visit_ast:ident;)* - $(many fn $flat_map_ast_elt:ident; fn $visit_ast_elt:ident;)* + $(one fn $mut_visit_ast:ident; fn $visit_ast:ident;)? + $(many fn $flat_map_ast_elt:ident; fn $visit_ast_elt:ident;)? fn $make_ast:ident; })* ) => { |