Rollup merge of rust-lang#61900 - s3bk:master, r=sfackler

implement Error::source for Box<T: Error> fixes rust-lang#61899
Centril · Jun 20, 2019 · d3898a6 · d3898a6
2 parents f0c2bdf + 8951cb5
commit d3898a6
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/libstd/error.rs b/src/libstd/error.rs
@@ -560,6 +560,10 @@ impl<T: Error> Error for Box<T> {
     fn cause(&self) -> Option<&dyn Error> {
         Error::cause(&**self)
     }
+
+    fn source(&self) -> Option<&(dyn Error + 'static)> {
+        Error::source(&**self)
+    }
 }
 
 #[stable(feature = "fmt_error", since = "1.11.0")]