add UnwindSafe impl for AsDynError

dtolnay · Oct 8, 2021 · 2fd08cc · 2fd08cc
1 parent 00956f1
commit 2fd08cc
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/aserror.rs b/src/aserror.rs
@@ -1,4 +1,5 @@
 use std::error::Error;
+use std::panic::UnwindSafe;
 
 pub trait AsDynError<'a> {
     fn as_dyn_error(&self) -> &(dyn Error + 'a);
@@ -31,3 +32,10 @@ impl<'a> AsDynError<'a> for dyn Error + Send + Sync + 'a {
         self
     }
 }
+
+impl<'a> AsDynError<'a> for dyn Error + Send + Sync + UnwindSafe + 'a {
+    #[inline]
+    fn as_dyn_error(&self) -> &(dyn Error + 'a) {
+        self
+    }
+}