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Add documentation about panicking Add<Duration> impls

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This commit is contained in:
Linus Färnstrand 2018-12-14 20:07:04 +01:00
parent 018f8a027d
commit 496f547af6
1 changed files with 12 additions and 0 deletions
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12
src/libstd/time.rs
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@ -230,6 +230,12 @@ impl Instant {
impl Add<Duration> for Instant {
type Output = Instant;
/// # Panics
///
/// This function may panic if the resulting point in time cannot be represented by the
/// underlying data structure. See [`checked_add`] for a version without panic.
///
/// [`checked_add`]: ../../std/time/struct.Instant.html#method.checked_add
fn add(self, other: Duration) -> Instant {
self.checked_add(other)
.expect("overflow when adding duration to instant")
@ -397,6 +403,12 @@ impl SystemTime {
impl Add<Duration> for SystemTime {
type Output = SystemTime;
/// # Panics
///
/// This function may panic if the resulting point in time cannot be represented by the
/// underlying data structure. See [`checked_add`] for a version without panic.
///
/// [`checked_add`]: ../../std/time/struct.SystemTime.html#method.checked_add
fn add(self, dur: Duration) -> SystemTime {
self.checked_add(dur)
.expect("overflow when adding duration to instant")