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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/issues/issue-18188.rs | |
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/issues/issue-18188.rs')
-rw-r--r-- | tests/ui/issues/issue-18188.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-18188.rs b/tests/ui/issues/issue-18188.rs new file mode 100644 index 000000000..ce166724a --- /dev/null +++ b/tests/ui/issues/issue-18188.rs @@ -0,0 +1,22 @@ +// check-pass +// pretty-expanded FIXME #23616 + +pub trait Promisable: Send + Sync {} +impl<T: Send + Sync> Promisable for T {} + +pub fn propagate<'a, T, E, F, G>(mut action: F) + -> Box<dyn FnMut(Result<T, E>) -> Result<T, E> + 'a> + where + T: Promisable + Clone + 'a, + E: Promisable + Clone + 'a, + F: FnMut(&T) -> Result<T, E> + Send + 'a, + G: FnMut(Result<T, E>) -> Result<T, E> + 'a { + Box::new(move |result: Result<T, E>| { + match result { + Ok(ref t) => action(t), + Err(ref e) => Err(e.clone()), + } + }) +} + +fn main() {} |