diff options
Diffstat (limited to 'src/libcore/time.rs')
| -rw-r--r-- | src/libcore/time.rs | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/src/libcore/time.rs b/src/libcore/time.rs index 475bb721f23..a751965dffa 100644 --- a/src/libcore/time.rs +++ b/src/libcore/time.rs @@ -1,12 +1,3 @@ -// Copyright 2012-2017 The Rust Project Developers. See the COPYRIGHT -// file at the top-level directory of this distribution and at -// http://rust-lang.org/COPYRIGHT. -// -// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or -// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license -// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your -// option. This file may not be copied, modified, or distributed -// except according to those terms. #![stable(feature = "duration_core", since = "1.25.0")] //! Temporal quantification. @@ -32,6 +23,22 @@ const MILLIS_PER_SEC: u64 = 1_000; const MICROS_PER_SEC: u64 = 1_000_000; const MAX_NANOS_F64: f64 = ((u64::MAX as u128 + 1)*(NANOS_PER_SEC as u128)) as f64; +/// The duration of one second. +#[unstable(feature = "duration_constants", issue = "57391")] +pub const SECOND: Duration = Duration::from_secs(1); + +/// The duration of one millisecond. +#[unstable(feature = "duration_constants", issue = "57391")] +pub const MILLISECOND: Duration = Duration::from_millis(1); + +/// The duration of one microsecond. +#[unstable(feature = "duration_constants", issue = "57391")] +pub const MICROSECOND: Duration = Duration::from_micros(1); + +/// The duration of one nanosecond. +#[unstable(feature = "duration_constants", issue = "57391")] +pub const NANOSECOND: Duration = Duration::from_nanos(1); + /// A `Duration` type to represent a span of time, typically used for system /// timeouts. /// @@ -274,13 +281,12 @@ impl Duration { /// # Examples /// /// ``` - /// # #![feature(duration_as_u128)] /// use std::time::Duration; /// /// let duration = Duration::new(5, 730023852); /// assert_eq!(duration.as_millis(), 5730); /// ``` - #[unstable(feature = "duration_as_u128", issue = "50202")] + #[stable(feature = "duration_as_u128", since = "1.33.0")] #[inline] pub const fn as_millis(&self) -> u128 { self.secs as u128 * MILLIS_PER_SEC as u128 + (self.nanos / NANOS_PER_MILLI) as u128 @@ -291,13 +297,12 @@ impl Duration { /// # Examples /// /// ``` - /// # #![feature(duration_as_u128)] /// use std::time::Duration; /// /// let duration = Duration::new(5, 730023852); /// assert_eq!(duration.as_micros(), 5730023); /// ``` - #[unstable(feature = "duration_as_u128", issue = "50202")] + #[stable(feature = "duration_as_u128", since = "1.33.0")] #[inline] pub const fn as_micros(&self) -> u128 { self.secs as u128 * MICROS_PER_SEC as u128 + (self.nanos / NANOS_PER_MICRO) as u128 @@ -308,13 +313,12 @@ impl Duration { /// # Examples /// /// ``` - /// # #![feature(duration_as_u128)] /// use std::time::Duration; /// /// let duration = Duration::new(5, 730023852); /// assert_eq!(duration.as_nanos(), 5730023852); /// ``` - #[unstable(feature = "duration_as_u128", issue = "50202")] + #[stable(feature = "duration_as_u128", since = "1.33.0")] #[inline] pub const fn as_nanos(&self) -> u128 { self.secs as u128 * NANOS_PER_SEC as u128 + self.nanos as u128 |