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| author | Mazdak Farrokhzad <twingoow@gmail.com> | 2019-02-25 03:18:04 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-02-25 03:18:04 +0100 |
| commit | b5cf4ea07fd1a4e5541f47aa6d0b3f0bc709540c (patch) | |
| tree | bb2acc3f19824f98a69530c59e526925ff10b04d /src/libsyntax_ext/proc_macro_server.rs | |
| parent | ed73ec0e4cf1dbe11685f1311683d6fd31b7196f (diff) | |
| parent | 871910a2c6e8624d4ebaa08ce6201b661f8c25f3 (diff) | |
| download | rust-b5cf4ea07fd1a4e5541f47aa6d0b3f0bc709540c.tar.gz rust-b5cf4ea07fd1a4e5541f47aa6d0b3f0bc709540c.zip | |
Rollup merge of #58697 - taiki-e:question-in-macros, r=Centril
Use ? in some macros
Diffstat (limited to 'src/libsyntax_ext/proc_macro_server.rs')
| -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, |