rust-lang/rust
1
0
Fork 0
Code Issues Pull Requests Actions 2 Packages Projects Releases Wiki Activity

Add explanation for #[must_use] on Result

Browse Source
This commit is contained in:
Manish Goregaokar
2018-05-07 09:18:12 -07:00
parent 62889702c9
commit 1abed9cebf
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/libcore/result.rs
View File

@@ -251,7 +251,7 @@ use ops;
/// [`Ok`]: enum.Result.html#variant.Ok /// [`Ok`]: enum.Result.html#variant.Ok
/// [`Err`]: enum.Result.html#variant.Err /// [`Err`]: enum.Result.html#variant.Err
#[derive(Clone, Copy, PartialEq, PartialOrd, Eq, Ord, Debug, Hash)] #[derive(Clone, Copy, PartialEq, PartialOrd, Eq, Ord, Debug, Hash)]
#[must_use] #[must_use = "this `Result` may be an `Err` variant, which should be handled"]
#[stable(feature = "rust1", since = "1.0.0")] #[stable(feature = "rust1", since = "1.0.0")]
pub enum Result<T, E> { pub enum Result<T, E> {
/// Contains the success value /// Contains the success value