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fixup! docs: Improve AsRef / AsMut docs on blanket impls

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Fixed examples in sections "Generic Implementations" of `AsRef`'s and
`AsMut`'s doc comments, which failed tests.
This commit is contained in:
Jan Behrens 2022-07-19 23:24:51 +02:00
parent 551d921de0
commit 9f68e3ef1b
1 changed files with 21 additions and 0 deletions
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21
library/core/src/convert/mod.rs
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@ -150,6 +150,14 @@ pub const fn identity<T>(x: T) -> T {
/// follows:
///
/// ```
/// # use core::ops::Deref;
/// # struct SomeType;
/// # impl Deref for SomeType {
/// # type Target = [u8];
/// # fn deref(&self) -> &[u8] {
/// # &[]
/// # }
/// # }
/// impl<T> AsRef<T> for SomeType
/// where
/// T: ?Sized,
@ -245,6 +253,19 @@ pub trait AsRef<T: ?Sized> {
/// implementation of `AsMut` as follows:
///
/// ```
/// # use core::ops::{Deref, DerefMut};
/// # struct SomeType;
/// # impl Deref for SomeType {
/// # type Target = [u8];
/// # fn deref(&self) -> &[u8] {
/// # &[]
/// # }
/// # }
/// # impl DerefMut for SomeType {
/// # fn deref_mut(&mut self) -> &mut [u8] {
/// # &mut []
/// # }
/// # }
/// impl<T> AsMut<T> for SomeType
/// where
/// <SomeType as Deref>::Target: AsMut<T>,