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Rollup merge of #130800 - bjoernager:const-mut-cursor, r=joshtriplett

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Mark `get_mut` and `set_position` in `std::io::Cursor` as const.

Relevant tracking issue: #130801

The methods `get_mut` and `set_position` can trivially be marked as const due to #57349 being stabilised.
This commit is contained in:
Matthias Krüger 2024-11-20 20:10:12 +01:00 committed by GitHub
commit 71d3c7790f
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1 changed files with 4 additions and 2 deletions
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library/std/src/io/cursor.rs
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@ -153,7 +153,8 @@ impl<T> Cursor<T> {
/// let reference = buff.get_mut();
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub fn get_mut(&mut self) -> &mut T {
#[rustc_const_unstable(feature = "const_mut_cursor", issue = "130801")]
pub const fn get_mut(&mut self) -> &mut T {
&mut self.inner
}
@ -200,7 +201,8 @@ impl<T> Cursor<T> {
/// assert_eq!(buff.position(), 4);
/// ```
#[stable(feature = "rust1", since = "1.0.0")]
pub fn set_position(&mut self, pos: u64) {
#[rustc_const_unstable(feature = "const_mut_cursor", issue = "130801")]
pub const fn set_position(&mut self, pos: u64) {
self.pos = pos;
}
}