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std: Derive Default for Duration.

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Discussed in #37546 the libs team reached the conclusion that a default zero
duration seems like a reasonable implementation of the `Default` trait.

Closes #37546
This commit is contained in:
Alex Crichton 2016-11-10 16:21:51 -08:00
parent 3dced6f71e
commit 30502b8205
1 changed files with 1 additions and 1 deletions
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src/libstd/time/duration.rs
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@ -39,7 +39,7 @@ const MILLIS_PER_SEC: u64 = 1_000;
/// let ten_millis = Duration::from_millis(10);
/// ```
#[stable(feature = "duration", since = "1.3.0")]
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Debug, Hash)]
#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Debug, Hash, Default)]
pub struct Duration {
secs: u64,
nanos: u32, // Always 0 <= nanos < NANOS_PER_SEC