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| author | Mica White <botahamec@gmail.com> | 2024-12-26 12:06:47 -0500 |
|---|---|---|
| committer | Mica White <botahamec@gmail.com> | 2024-12-26 13:23:40 -0500 |
| commit | 9eec9ab94bbe5c9fbd52d5bbf393fe1ddcc6fc26 (patch) | |
| tree | a55cb81db2167cd3caf3330d503c2e9cacd24fd4 /src/handle_unwind.rs | |
| parent | dc16634f4abdb1e830d2749e64b419740702b302 (diff) | |
Documentation
Diffstat (limited to 'src/handle_unwind.rs')
| -rw-r--r-- | src/handle_unwind.rs | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/handle_unwind.rs b/src/handle_unwind.rs index 220d379..42b6fc5 100644 --- a/src/handle_unwind.rs +++ b/src/handle_unwind.rs @@ -1,6 +1,9 @@ use std::panic::{catch_unwind, resume_unwind, AssertUnwindSafe}; -/// Runs `try_fn`. If it unwinds, it will run `catch` and then continue unwinding +/// Runs `try_fn`. If it unwinds, it will run `catch` and then continue +/// unwinding. This is used instead of `scopeguard` to ensure the `catch` +/// function doesn't run if the thread is already panicking. The unwind +/// must specifically be caused by the `try_fn` pub fn handle_unwind<R, F: FnOnce() -> R, G: FnOnce()>(try_fn: F, catch: G) -> R { let try_fn = AssertUnwindSafe(try_fn); catch_unwind(try_fn).unwrap_or_else(|e| { |