rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

style library/core/src/error.rs

Browse Source
This commit is contained in:
Xiaobo Liu
2024-03-02 16:03:23 +08:00
committed by GitHub
parent 4cdd20584c
commit 624f9d3c78
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
library/core/src/error.rs
View File

@@ -183,6 +183,7 @@ pub trait Error: Debug + Display {
#[allow(unused_variables)] #[allow(unused_variables)]
fn provide<'a>(&'a self, request: &mut Request<'a>) {} fn provide<'a>(&'a self, request: &mut Request<'a>) {}
} }
mod private { mod private {
// This is a hack to prevent `type_id` from being overridden by `Error` // This is a hack to prevent `type_id` from being overridden by `Error`
// implementations, since that can enable unsound downcasting. // implementations, since that can enable unsound downcasting.