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Rollup merge of #94765 - m-ou-se:is-some-and, r=Dylan-DPC

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Rename is_{some,ok,err}_with to is_{some,ok,err}_and.

This renames `is_{some,ok,err}_with` to `is_{some,ok,err}_and`. This was discussed on the [tracking issue](https://github.com/rust-lang/rust/issues/93050).
This commit is contained in:
Dylan DPC 2022-03-11 03:32:04 +01:00 committed by GitHub
commit 6d66020594
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2 changed files with 15 additions and 15 deletions
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10
library/core/src/option.rs
View File

@ -551,7 +551,7 @@ impl<T> Option<T> {
matches!(*self, Some(_))
}
/// Returns `true` if the option is a [`Some`] wrapping a value matching the predicate.
/// Returns `true` if the option is a [`Some`] and the value inside of it matches a predicate.
///
/// # Examples
///
@ -559,18 +559,18 @@ impl<T> Option<T> {
/// #![feature(is_some_with)]
///
/// let x: Option<u32> = Some(2);
/// assert_eq!(x.is_some_with(|&x| x > 1), true);
/// assert_eq!(x.is_some_and(|&x| x > 1), true);
///
/// let x: Option<u32> = Some(0);
/// assert_eq!(x.is_some_with(|&x| x > 1), false);
/// assert_eq!(x.is_some_and(|&x| x > 1), false);
///
/// let x: Option<u32> = None;
/// assert_eq!(x.is_some_with(|&x| x > 1), false);
/// assert_eq!(x.is_some_and(|&x| x > 1), false);
/// ```
#[must_use]
#[inline]
#[unstable(feature = "is_some_with", issue = "93050")]
pub fn is_some_with(&self, f: impl FnOnce(&T) -> bool) -> bool {
pub fn is_some_and(&self, f: impl FnOnce(&T) -> bool) -> bool {
matches!(self, Some(x) if f(x))
}

20
library/core/src/result.rs
View File

@ -542,7 +542,7 @@ impl<T, E> Result<T, E> {
matches!(*self, Ok(_))
}
/// Returns `true` if the result is [`Ok`] wrapping a value matching the predicate.
/// Returns `true` if the result is [`Ok`] and the value inside of it matches a predicate.
///
/// # Examples
///
@ -550,18 +550,18 @@ impl<T, E> Result<T, E> {
/// #![feature(is_some_with)]
///
/// let x: Result<u32, &str> = Ok(2);
/// assert_eq!(x.is_ok_with(|&x| x > 1), true);
/// assert_eq!(x.is_ok_and(|&x| x > 1), true);
///
/// let x: Result<u32, &str> = Ok(0);
/// assert_eq!(x.is_ok_with(|&x| x > 1), false);
/// assert_eq!(x.is_ok_and(|&x| x > 1), false);
///
/// let x: Result<u32, &str> = Err("hey");
/// assert_eq!(x.is_ok_with(|&x| x > 1), false);
/// assert_eq!(x.is_ok_and(|&x| x > 1), false);
/// ```
#[must_use]
#[inline]
#[unstable(feature = "is_some_with", issue = "93050")]
pub fn is_ok_with(&self, f: impl FnOnce(&T) -> bool) -> bool {
pub fn is_ok_and(&self, f: impl FnOnce(&T) -> bool) -> bool {
matches!(self, Ok(x) if f(x))
}
@ -586,7 +586,7 @@ impl<T, E> Result<T, E> {
!self.is_ok()
}
/// Returns `true` if the result is [`Err`] wrapping a value matching the predicate.
/// Returns `true` if the result is [`Err`] and the value inside of it matches a predicate.
///
/// # Examples
///
@ -595,18 +595,18 @@ impl<T, E> Result<T, E> {
/// use std::io::{Error, ErrorKind};
///
/// let x: Result<u32, Error> = Err(Error::new(ErrorKind::NotFound, "!"));
/// assert_eq!(x.is_err_with(|x| x.kind() == ErrorKind::NotFound), true);
/// assert_eq!(x.is_err_and(|x| x.kind() == ErrorKind::NotFound), true);
///
/// let x: Result<u32, Error> = Err(Error::new(ErrorKind::PermissionDenied, "!"));
/// assert_eq!(x.is_err_with(|x| x.kind() == ErrorKind::NotFound), false);
/// assert_eq!(x.is_err_and(|x| x.kind() == ErrorKind::NotFound), false);
///
/// let x: Result<u32, Error> = Ok(123);
/// assert_eq!(x.is_err_with(|x| x.kind() == ErrorKind::NotFound), false);
/// assert_eq!(x.is_err_and(|x| x.kind() == ErrorKind::NotFound), false);
/// ```
#[must_use]
#[inline]
#[unstable(feature = "is_some_with", issue = "93050")]
pub fn is_err_with(&self, f: impl FnOnce(&E) -> bool) -> bool {
pub fn is_err_and(&self, f: impl FnOnce(&E) -> bool) -> bool {
matches!(self, Err(x) if f(x))
}