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use core::cmp::Ordering;
use core::ops::Sub;
use crate::{Duration, OffsetDateTime, UtcDateTime};
impl Sub<OffsetDateTime> for UtcDateTime {
type Output = Duration;
/// # Panics
///
/// This may panic if an overflow occurs.
fn sub(self, rhs: OffsetDateTime) -> Self::Output {
OffsetDateTime::from(self) - rhs
}
}
impl Sub<UtcDateTime> for OffsetDateTime {
type Output = Duration;
/// # Panics
///
/// This may panic if an overflow occurs.
fn sub(self, rhs: UtcDateTime) -> Self::Output {
self - Self::from(rhs)
}
}
impl PartialEq<OffsetDateTime> for UtcDateTime {
fn eq(&self, other: &OffsetDateTime) -> bool {
OffsetDateTime::from(*self) == *other
}
}
impl PartialEq<UtcDateTime> for OffsetDateTime {
fn eq(&self, other: &UtcDateTime) -> bool {
*self == Self::from(*other)
}
}
impl PartialOrd<OffsetDateTime> for UtcDateTime {
fn partial_cmp(&self, other: &OffsetDateTime) -> Option<Ordering> {
OffsetDateTime::from(*self).partial_cmp(other)
}
}
impl PartialOrd<UtcDateTime> for OffsetDateTime {
fn partial_cmp(&self, other: &UtcDateTime) -> Option<Ordering> {
self.partial_cmp(&Self::from(*other))
}
}
impl From<OffsetDateTime> for UtcDateTime {
/// # Panics
///
/// This may panic if an overflow occurs.
fn from(datetime: OffsetDateTime) -> Self {
datetime.to_utc()
}
}
impl From<UtcDateTime> for OffsetDateTime {
/// # Panics
///
/// This may panic if an overflow occurs.
fn from(datetime: UtcDateTime) -> Self {
datetime.as_primitive().assume_utc()
}
}
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