1
Fork 0

implement Default for AsciiChar

This commit is contained in:
joseLuís 2024-02-13 12:04:44 +01:00
parent fd9bb7fdde
commit 1c7ea307cf
2 changed files with 4 additions and 1 deletions

View file

@ -58,7 +58,7 @@ use crate::mem::transmute;
#[unstable(feature = "ascii_char", issue = "110998")]
#[repr(u8)]
pub enum AsciiChar {
/// U+0000
/// U+0000 (The default variant)
#[unstable(feature = "ascii_char_variants", issue = "110998")]
Null = 0,
/// U+0001

View file

@ -2,6 +2,8 @@
#![stable(feature = "rust1", since = "1.0.0")]
use crate::ascii::Char as AsciiChar;
/// A trait for giving a type a useful default value.
///
/// Sometimes, you want to fall back to some kind of default value, and
@ -158,6 +160,7 @@ macro_rules! default_impl {
default_impl! { (), (), "Returns the default value of `()`" }
default_impl! { bool, false, "Returns the default value of `false`" }
default_impl! { char, '\x00', "Returns the default value of `\\x00`" }
default_impl! { AsciiChar, AsciiChar::Null, "Returns the default value of `Null`" }
default_impl! { usize, 0, "Returns the default value of `0`" }
default_impl! { u8, 0, "Returns the default value of `0`" }