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fix NonZero doctest inconsistencies

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This commit is contained in:
ivan-shrimp 2024-06-09 19:45:12 +08:00
parent 13423befc4
commit 041e204e0d
1 changed files with 32 additions and 10 deletions
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42
library/core/src/num/nonzero.rs
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@ -517,9 +517,13 @@ impl NonZero<$Int> {
/// ```
/// # use std::num::NonZero;
/// #
#[doc = concat!("let n = NonZero::<", stringify!($Int), ">::new(", $leading_zeros_test, ").unwrap();")]
/// # fn main() { test().unwrap(); }
/// # fn test() -> Option<()> {
#[doc = concat!("let n = NonZero::<", stringify!($Int), ">::new(", $leading_zeros_test, ")?;")]
///
/// assert_eq!(n.leading_zeros(), 0);
/// # Some(())
/// # }
/// ```
#[stable(feature = "nonzero_leading_trailing_zeros", since = "1.53.0")]
#[rustc_const_stable(feature = "nonzero_leading_trailing_zeros", since = "1.53.0")]
@ -545,9 +549,13 @@ pub const fn leading_zeros(self) -> u32 {
/// ```
/// # use std::num::NonZero;
/// #
#[doc = concat!("let n = NonZero::<", stringify!($Int), ">::new(0b0101000).unwrap();")]
/// # fn main() { test().unwrap(); }
/// # fn test() -> Option<()> {
#[doc = concat!("let n = NonZero::<", stringify!($Int), ">::new(0b0101000)?;")]
///
/// assert_eq!(n.trailing_zeros(), 3);
/// # Some(())
/// # }
/// ```
#[stable(feature = "nonzero_leading_trailing_zeros", since = "1.53.0")]
#[rustc_const_stable(feature = "nonzero_leading_trailing_zeros", since = "1.53.0")]
@ -1101,9 +1109,13 @@ pub const fn checked_next_power_of_two(self) -> Option<Self> {
/// ```
/// # use std::num::NonZero;
/// #
#[doc = concat!("assert_eq!(NonZero::new(7", stringify!($Int), ").unwrap().ilog2(), 2);")]
#[doc = concat!("assert_eq!(NonZero::new(8", stringify!($Int), ").unwrap().ilog2(), 3);")]
#[doc = concat!("assert_eq!(NonZero::new(9", stringify!($Int), ").unwrap().ilog2(), 3);")]
/// # fn main() { test().unwrap(); }
/// # fn test() -> Option<()> {
#[doc = concat!("assert_eq!(NonZero::new(7", stringify!($Int), ")?.ilog2(), 2);")]
#[doc = concat!("assert_eq!(NonZero::new(8", stringify!($Int), ")?.ilog2(), 3);")]
#[doc = concat!("assert_eq!(NonZero::new(9", stringify!($Int), ")?.ilog2(), 3);")]
/// # Some(())
/// # }
/// ```
#[stable(feature = "int_log", since = "1.67.0")]
#[rustc_const_stable(feature = "int_log", since = "1.67.0")]
@ -1126,9 +1138,13 @@ pub const fn ilog2(self) -> u32 {
/// ```
/// # use std::num::NonZero;
/// #
#[doc = concat!("assert_eq!(NonZero::new(99", stringify!($Int), ").unwrap().ilog10(), 1);")]
#[doc = concat!("assert_eq!(NonZero::new(100", stringify!($Int), ").unwrap().ilog10(), 2);")]
#[doc = concat!("assert_eq!(NonZero::new(101", stringify!($Int), ").unwrap().ilog10(), 2);")]
/// # fn main() { test().unwrap(); }
/// # fn test() -> Option<()> {
#[doc = concat!("assert_eq!(NonZero::new(99", stringify!($Int), ")?.ilog10(), 1);")]
#[doc = concat!("assert_eq!(NonZero::new(100", stringify!($Int), ")?.ilog10(), 2);")]
#[doc = concat!("assert_eq!(NonZero::new(101", stringify!($Int), ")?.ilog10(), 2);")]
/// # Some(())
/// # }
/// ```
#[stable(feature = "int_log", since = "1.67.0")]
#[rustc_const_stable(feature = "int_log", since = "1.67.0")]
@ -1187,10 +1203,16 @@ pub const fn midpoint(self, rhs: Self) -> Self {
/// Basic usage:
///
/// ```
#[doc = concat!("let eight = std::num::NonZero::new(8", stringify!($Int), ").unwrap();")]
/// # use std::num::NonZero;
/// #
/// # fn main() { test().unwrap(); }
/// # fn test() -> Option<()> {
#[doc = concat!("let eight = NonZero::new(8", stringify!($Int), ")?;")]
/// assert!(eight.is_power_of_two());
#[doc = concat!("let ten = std::num::NonZero::new(10", stringify!($Int), ").unwrap();")]
#[doc = concat!("let ten = NonZero::new(10", stringify!($Int), ")?;")]
/// assert!(!ten.is_power_of_two());
/// # Some(())
/// # }
/// ```
#[must_use]
#[stable(feature = "nonzero_is_power_of_two", since = "1.59.0")]