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| author | bors <bors@rust-lang.org> | 2025-09-25 20:35:49 +0000 |
|---|---|---|
| committer | bors <bors@rust-lang.org> | 2025-09-25 20:35:49 +0000 |
| commit | 7ac0330c6d684d86d6f86fabe601a3defdc3b234 (patch) | |
| tree | 5c1a901b7316ab94dc6ad125c5524a23f86bd101 /library/core/src | |
| parent | eabf390b4ceeb34db9f37e97f435134abbcdea92 (diff) | |
| parent | c6d0059fb887c172a9325adae78548c975653572 (diff) | |
| download | rust-7ac0330c6d684d86d6f86fabe601a3defdc3b234.tar.gz rust-7ac0330c6d684d86d6f86fabe601a3defdc3b234.zip | |
Auto merge of #147037 - matthiaskrgr:rollup-xtgqzuu, r=matthiaskrgr
Rollup of 8 pull requests Successful merges: - rust-lang/rust#116882 (rustdoc: hide `#[repr]` if it isn't part of the public ABI) - rust-lang/rust#135771 ([rustdoc] Add support for associated items in "jump to def" feature) - rust-lang/rust#141032 (avoid violating `slice::from_raw_parts` safety contract in `Vec::extract_if`) - rust-lang/rust#142401 (Add proper name mangling for pattern types) - rust-lang/rust#146293 (feat: non-panicking `Vec::try_remove`) - rust-lang/rust#146859 (BTreeMap: Don't leak allocators when initializing nodes) - rust-lang/rust#146924 (Add doc for `NonZero*` const creation) - rust-lang/rust#146933 (Make `render_example_with_highlighting` return an `impl fmt::Display`) r? `@ghost` `@rustbot` modify labels: rollup
Diffstat (limited to 'library/core/src')
| -rw-r--r-- | library/core/src/num/nonzero.rs | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/library/core/src/num/nonzero.rs b/library/core/src/num/nonzero.rs index 1b7c28bb95a..d9184e3c9c2 100644 --- a/library/core/src/num/nonzero.rs +++ b/library/core/src/num/nonzero.rs @@ -548,6 +548,18 @@ macro_rules! nonzero_integer { #[doc = concat!("assert_eq!(align_of::<", stringify!($Ty), ">(), align_of::<Option<", stringify!($Ty), ">>());")] /// ``` /// + /// # Compile-time creation + /// + /// Since both [`Option::unwrap()`] and [`Option::expect()`] are `const`, it is possible to + /// define a new + #[doc = concat!("`", stringify!($Ty), "`")] + /// at compile time via: + /// ``` + #[doc = concat!("use std::num::", stringify!($Ty), ";")] + /// + #[doc = concat!("const TEN: ", stringify!($Ty), " = ", stringify!($Ty) , r#"::new(10).expect("ten is non-zero");"#)] + /// ``` + /// /// [null pointer optimization]: crate::option#representation #[$stability] pub type $Ty = NonZero<$Int>; |