diff options
Diffstat (limited to 'tests/ui/macros/macro-pat-pattern-followed-by-or.rs')
-rw-r--r-- | tests/ui/macros/macro-pat-pattern-followed-by-or.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/macros/macro-pat-pattern-followed-by-or.rs b/tests/ui/macros/macro-pat-pattern-followed-by-or.rs new file mode 100644 index 000000000..54bd13d7e --- /dev/null +++ b/tests/ui/macros/macro-pat-pattern-followed-by-or.rs @@ -0,0 +1,20 @@ +// run-pass +#![allow(unused_macros)] +macro_rules! foo { ($x:pat | $y:pat) => {} } // should be ok +macro_rules! bar { ($($x:pat)+ | $($y:pat)+) => {} } // should be ok +macro_rules! qux { ($x:pat, $y:pat) => {} } // should be ok +macro_rules! match_any { + ( $expr:expr , $( $( $pat:pat )|+ => $expr_arm:expr ),+ ) => { // should be ok + match $expr { + $( + $( $pat => $expr_arm, )+ + )+ + } + }; +} + +fn main() { + let result: Result<i64, i32> = Err(42); + let int: i64 = match_any!(result, Ok(i) | Err(i) => i.into()); + assert_eq!(int, 42); +} |