OpenE2K/rust
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Auto merge of #30796 - GuillaumeGomez:impl_box_error, r=alexcrichton

Browse Source 
Fixes #30349
This commit is contained in:
bors 2016-02-04 00:39:55 +00:00
commit 3c9442fc50
1 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/libstd/error.rs
View File

@ -189,6 +189,17 @@ impl Error for string::ParseError {
} }
} }
#[stable(feature = "box_error", since = "1.7.0")]
impl<T: Error> Error for Box<T> {
fn description(&self) -> &str {
Error::description(&**self)
}
fn cause(&self) -> Option<&Error> {
Error::cause(&**self)
}
}
// copied from any.rs // copied from any.rs
impl Error + 'static { impl Error + 'static {
/// Returns true if the boxed type is the same as `T` /// Returns true if the boxed type is the same as `T`