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| author | Taiki Endo <te316e89@gmail.com> | 2019-02-24 21:59:44 +0900 |
|---|---|---|
| committer | Taiki Endo <te316e89@gmail.com> | 2019-02-24 21:59:44 +0900 |
| commit | 871910a2c6e8624d4ebaa08ce6201b661f8c25f3 (patch) | |
| tree | 2ef275486d364b995d3ceda154a176a9f5e422f5 /src/libsyntax_ext | |
| parent | 7f19f161f24c9a02ff8c3f73122d0b015039221f (diff) | |
Use ? in some macros
Diffstat (limited to 'src/libsyntax_ext')
| -rw-r--r-- | src/libsyntax_ext/proc_macro_server.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax_ext/proc_macro_server.rs b/src/libsyntax_ext/proc_macro_server.rs index 699539b62f5..4c4b33c0442 100644 --- a/src/libsyntax_ext/proc_macro_server.rs +++ b/src/libsyntax_ext/proc_macro_server.rs @@ -69,7 +69,7 @@ impl FromInternal<(TreeAndJoint, &'_ ParseSess, &'_ mut Vec<Self>)> }; macro_rules! tt { - ($ty:ident { $($field:ident $(: $value:expr)*),+ $(,)* }) => ( + ($ty:ident { $($field:ident $(: $value:expr)*),+ $(,)? }) => ( TokenTree::$ty(self::$ty { $($field $(: $value)*,)* span, |