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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/macros/rfc-2011-nicer-assert-messages/auxiliary | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/macros/rfc-2011-nicer-assert-messages/auxiliary')
-rw-r--r-- | tests/ui/macros/rfc-2011-nicer-assert-messages/auxiliary/common.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/macros/rfc-2011-nicer-assert-messages/auxiliary/common.rs b/tests/ui/macros/rfc-2011-nicer-assert-messages/auxiliary/common.rs new file mode 100644 index 000000000..903ed507c --- /dev/null +++ b/tests/ui/macros/rfc-2011-nicer-assert-messages/auxiliary/common.rs @@ -0,0 +1,25 @@ +#[macro_export] +macro_rules! test { + ( + let mut $elem_ident:ident = $elem_expr:expr; + [ $($assert:tt)* ] => $msg:literal + ) => { + { + #[allow(unused_assignments, unused_mut, unused_variables)] + let rslt = std::panic::catch_unwind(|| { + let mut $elem_ident = $elem_expr; + assert!($($assert)*); + }); + let err = rslt.unwrap_err(); + if let Some(elem) = err.downcast_ref::<String>() { + assert_eq!(elem, &$msg); + } + else if let Some(elem) = err.downcast_ref::<&str>() { + assert_eq!(elem, &$msg); + } + else { + panic!("assert!( ... ) should return a string"); + } + } + } +} |