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Remove Duration::MIN entirely

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Duration::ZERO supercedes it in effect.
This commit is contained in:
Jubilee Young 2020-10-27 14:06:55 -07:00
parent af4d1786e7
commit 82f3a236cd
1 changed files with 4 additions and 17 deletions
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21
library/core/src/time.rs
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@ -123,19 +123,6 @@ impl Duration {
#[unstable(feature = "duration_zero", issue = "73544")]
pub const ZERO: Duration = Duration::from_nanos(0);
/// The minimum duration.
///
/// # Examples
///
/// ```
/// #![feature(duration_constants)]
/// use std::time::Duration;
///
/// assert_eq!(Duration::MIN, Duration::new(0, 0));
/// ```
#[unstable(feature = "duration_constants", issue = "57391")]
pub const MIN: Duration = Duration::from_nanos(0);
/// The maximum duration.
///
/// It is roughly equal to a duration of 584,942,417,355 years.
@ -533,18 +520,18 @@ impl Duration {
}
}
/// Saturating `Duration` subtraction. Computes `self - other`, returning [`Duration::MIN`]
/// Saturating `Duration` subtraction. Computes `self - other`, returning [`Duration::ZERO`]
/// if the result would be negative or if overflow occurred.
///
/// # Examples
///
/// ```
/// #![feature(duration_saturating_ops)]
/// #![feature(duration_constants)]
/// #![feature(duration_zero)]
/// use std::time::Duration;
///
/// assert_eq!(Duration::new(0, 1).saturating_sub(Duration::new(0, 0)), Duration::new(0, 1));
/// assert_eq!(Duration::new(0, 0).saturating_sub(Duration::new(0, 1)), Duration::MIN);
/// assert_eq!(Duration::new(0, 0).saturating_sub(Duration::new(0, 1)), Duration::ZERO);
/// ```
#[unstable(feature = "duration_saturating_ops", issue = "76416")]
#[inline]
@ -552,7 +539,7 @@ impl Duration {
pub const fn saturating_sub(self, rhs: Duration) -> Duration {
match self.checked_sub(rhs) {
Some(res) => res,
None => Duration::MIN,
None => Duration::ZERO,
}
}