mikros/rust
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Mark LazyCell::into_inner unstably const

Browse Source 
Other cell `into_inner` functions are const and there shouldn't be any
problem here. Make the unstable `LazyCell::into_inner` const under the
same gate as its stability (`lazy_cell_into_inner`).

Tracking issue: https://github.com/rust-lang/rust/issues/125623
This commit is contained in:
Trevor Gross 2024-10-14 17:15:53 -04:00
parent 9322d183f4
commit 373142aaa1
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
library/core/src/cell/lazy.rs
View File

@ -79,7 +79,7 @@ pub const fn new(f: F) -> LazyCell<T, F> {
/// assert_eq!(LazyCell::into_inner(lazy).ok(), Some("HELLO, WORLD!".to_string())); /// assert_eq!(LazyCell::into_inner(lazy).ok(), Some("HELLO, WORLD!".to_string()));
/// ``` /// ```
#[unstable(feature = "lazy_cell_into_inner", issue = "125623")] #[unstable(feature = "lazy_cell_into_inner", issue = "125623")]
pub fn into_inner(this: Self) -> Result<T, F> { pub const fn into_inner(this: Self) -> Result<T, F> {
match this.state.into_inner() { match this.state.into_inner() {
State::Init(data) => Ok(data), State::Init(data) => Ok(data),
State::Uninit(f) => Err(f), State::Uninit(f) => Err(f),
@ -306,6 +306,6 @@ fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
#[cold] #[cold]
#[inline(never)] #[inline(never)]
fn panic_poisoned() -> ! { const fn panic_poisoned() -> ! {
panic!("LazyCell instance has previously been poisoned") panic!("LazyCell instance has previously been poisoned")
} }