cap-time-ext-3.4.1/.cargo_vcs_info.json0000644000000001520000000000100133340ustar { "git": { "sha1": "c461c0799f831df5d8ca2e121b7f541d9e8143af" }, "path_in_vcs": "cap-time-ext" }cap-time-ext-3.4.1/COPYRIGHT000064400000000000000000000015551046102023000134270ustar 00000000000000Short version for non-lawyers: `cap-time-ext` is triple-licensed under Apache 2.0 with the LLVM Exception, Apache 2.0, and MIT terms. Longer version: Copyrights in the `cap-time-ext` project are retained by their contributors. No copyright assignment is required to contribute to the `cap-time-ext` project. Some files include code derived from Rust's `libstd`; see the comments in the code for details. Except as otherwise noted (below and/or in individual files), `cap-time-ext` is licensed under: - the Apache License, Version 2.0, with the LLVM Exception or - the Apache License, Version 2.0 or , - or the MIT license or , at your option. cap-time-ext-3.4.1/Cargo.toml0000644000000026740000000000100113450ustar # THIS FILE IS AUTOMATICALLY GENERATED BY CARGO # # When uploading crates to the registry Cargo will automatically # "normalize" Cargo.toml files for maximal compatibility # with all versions of Cargo and also rewrite `path` dependencies # to registry (e.g., crates.io) dependencies. # # If you are reading this file be aware that the original Cargo.toml # will likely look very different (and much more reasonable). # See Cargo.toml.orig for the original contents. [package] edition = "2021" name = "cap-time-ext" version = "3.4.1" authors = [ "Dan Gohman ", "Jakub Konka ", ] build = false autobins = false autoexamples = false autotests = false autobenches = false description = "Extension traits for `SystemClock` and `MonotonicClock`" readme = "README.md" keywords = ["time"] categories = ["date-and-time"] license = "Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT" repository = "https://github.com/bytecodealliance/cap-std" [lib] name = "cap_time_ext" path = "src/lib.rs" [dependencies.ambient-authority] version = "0.0.2" [dependencies.cap-primitives] version = "^3.4.1" [dependencies.cap-std] version = "^3.4.1" optional = true [dependencies.iana-time-zone] version = "0.1.57" [target."cfg(not(windows))".dependencies.rustix] version = "0.38.0" features = ["time"] [target."cfg(windows)".dependencies.once_cell] version = "1.5.2" [target."cfg(windows)".dependencies.winx] version = "0.36.0" cap-time-ext-3.4.1/Cargo.toml.orig000064400000000000000000000014301046102023000150130ustar 00000000000000[package] name = "cap-time-ext" version = "3.4.1" description = "Extension traits for `SystemClock` and `MonotonicClock`" authors = [ "Dan Gohman ", "Jakub Konka ", ] license = "Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT" keywords = ["time"] categories = ["date-and-time"] repository = "https://github.com/bytecodealliance/cap-std" edition = "2021" [dependencies] ambient-authority = "0.0.2" cap-primitives = { path = "../cap-primitives", version = "^3.4.1" } cap-std = { path = "../cap-std", optional = true, version = "^3.4.1" } iana-time-zone = "0.1.57" [target.'cfg(not(windows))'.dependencies] rustix = { version = "0.38.0", features = ["time"] } [target.'cfg(windows)'.dependencies] once_cell = "1.5.2" winx = "0.36.0" cap-time-ext-3.4.1/LICENSE-APACHE000064400000000000000000000251371046102023000140620ustar 00000000000000 Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. 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While redistributing the Work or Derivative Works thereof, You may choose to offer, and charge a fee for, acceptance of support, warranty, indemnity, or other liability obligations and/or rights consistent with this License. However, in accepting such obligations, You may act only on Your own behalf and on Your sole responsibility, not on behalf of any other Contributor, and only if You agree to indemnify, defend, and hold each Contributor harmless for any liability incurred by, or claims asserted against, such Contributor by reason of your accepting any such warranty or additional liability. END OF TERMS AND CONDITIONS APPENDIX: How to apply the Apache License to your work. To apply the Apache License to your work, attach the following boilerplate notice, with the fields enclosed by brackets "[]" replaced with your own identifying information. (Don't include the brackets!) The text should be enclosed in the appropriate comment syntax for the file format. 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cap-time-ext

Extension traits for `SystemClock` and `MonotonicClock`

Github Actions CI Status crates.io page docs.rs docs

The `cap-time-ext` crate provides extension traits adding extra features to clock types such as [`SystemClock`] and [`MonotonicClock`]. [`SystemClock`]: https://docs.rs/cap-std/latest/cap_std/time/struct.SystemClock.html [`MonotonicClock`]: https://docs.rs/cap-std/latest/cap_std/time/struct.MonotonicClock.html cap-time-ext-3.4.1/src/lib.rs000064400000000000000000000010131046102023000140240ustar 00000000000000//! Extension traits for `SystemClock` and `MonotonicClock` #![deny(missing_docs)] #![forbid(unsafe_code)] #![doc( html_logo_url = "https://raw.githubusercontent.com/bytecodealliance/cap-std/main/media/cap-std.svg" )] #![doc( html_favicon_url = "https://raw.githubusercontent.com/bytecodealliance/cap-std/main/media/cap-std.ico" )] mod monotonic_clock; mod system_clock; mod timezone; pub use monotonic_clock::MonotonicClockExt; pub use system_clock::SystemClockExt; pub use timezone::{Timezone, TimezoneError}; cap-time-ext-3.4.1/src/monotonic_clock.rs000064400000000000000000000037411046102023000164500ustar 00000000000000#[cfg(not(windows))] use rustix::time::{clock_getres, ClockId}; use std::time; use std::time::Duration; #[cfg(windows)] use {once_cell::sync::Lazy, winx::time::perf_counter_frequency}; /// Extension trait for `cap_std::time::MonotonicClock`. pub trait MonotonicClockExt { /// A monotonic clock datapoint. type Instant; /// Similar to `MonotonicClock::now`, but takes an additional `precision` /// parameter allowing callers to inform the implementation when they /// don't need full precision. The implementation need not make any /// effort to provide a time with greater precision. fn now_with(&self, precision: Duration) -> Self::Instant; /// Return the resolution of the clock. fn resolution(&self) -> Duration; } #[cfg(not(windows))] impl MonotonicClockExt for cap_primitives::time::MonotonicClock { type Instant = cap_primitives::time::Instant; #[cfg(not(target_os = "wasi"))] #[inline] fn now_with(&self, _precision: Duration) -> Self::Instant { // On systems with no optimized form of `clock_gettime`, ignore the // precision argument. Self::Instant::from_std(time::Instant::now()) } fn resolution(&self) -> Duration { let spec = clock_getres(ClockId::Realtime); Duration::new( spec.tv_sec.try_into().unwrap(), spec.tv_nsec.try_into().unwrap(), ) } } #[cfg(windows)] impl MonotonicClockExt for cap_primitives::time::MonotonicClock { type Instant = cap_primitives::time::Instant; #[inline] fn now_with(&self, _precision: Duration) -> Self::Instant { // On systems with no optimized form of `clock_gettime`, ignore the // precision argument. Self::Instant::from_std(time::Instant::now()) } fn resolution(&self) -> Duration { Duration::new(0, (*PERF_COUNTER_RES).try_into().unwrap()) } } #[cfg(windows)] static PERF_COUNTER_RES: Lazy = Lazy::new(|| 1_000_000_000 / perf_counter_frequency().unwrap()); cap-time-ext-3.4.1/src/system_clock.rs000064400000000000000000000037551046102023000157740ustar 00000000000000#[cfg(not(windows))] use rustix::time::{clock_getres, ClockId}; use std::time::{self, Duration}; /// Extension trait for `cap_std::time::SystemClock`. pub trait SystemClockExt { /// A system clock datapoint. type SystemTime; /// Similar to `SystemClock::now`, but takes an additional `precision` /// parameter allowing callers to inform the implementation when they /// don't need full precision. The implementation need not make any /// effort to provide a time with greater precision. fn now_with(&self, precision: Duration) -> Self::SystemTime; /// Return the resolution of the clock. fn resolution(&self) -> Duration; } #[cfg(not(windows))] impl SystemClockExt for cap_primitives::time::SystemClock { type SystemTime = cap_primitives::time::SystemTime; #[cfg(not(target_os = "wasi"))] #[inline] fn now_with(&self, _precision: Duration) -> Self::SystemTime { // On systems with no optimized form of `clock_gettime`, ignore the // precision argument. Self::SystemTime::from_std(time::SystemTime::now()) } fn resolution(&self) -> Duration { let spec = clock_getres(ClockId::Realtime); Duration::new( spec.tv_sec.try_into().unwrap(), spec.tv_nsec.try_into().unwrap(), ) } } #[cfg(windows)] impl SystemClockExt for cap_primitives::time::SystemClock { type SystemTime = cap_primitives::time::SystemTime; #[inline] fn now_with(&self, _precision: Duration) -> Self::SystemTime { // On systems with no optimized form of `clock_gettime`, ignore the // precision argument. Self::SystemTime::from_std(time::SystemTime::now()) } fn resolution(&self) -> Duration { // According to [this blog post], the system timer resolution is 55ms // or 10ms. Use the more conservative of the two. // // [this blog post]: https://devblogs.microsoft.com/oldnewthing/20170921-00/?p=97057 Duration::new(0, 55_000_000) } } cap-time-ext-3.4.1/src/timezone.rs000064400000000000000000000017541046102023000151240ustar 00000000000000use ambient_authority::AmbientAuthority; use iana_time_zone::get_timezone; /// A reference to a timezone resource. pub struct Timezone(()); /// An error type returned by `Timezone::timezone_name`. #[derive(Debug)] pub struct TimezoneError(String); impl std::error::Error for TimezoneError {} impl std::fmt::Display for TimezoneError { fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { self.0.fmt(f) } } impl Timezone { /// Constructs a new instance of `Self`. /// /// # Ambient Authority /// /// This uses ambient authority to accesses clocks. #[inline] pub const fn new(ambient_authority: AmbientAuthority) -> Self { let _ = ambient_authority; Self(()) } /// Returns the combined date and time with timezone. /// /// Converts NaiveTime to DateTime #[inline] pub fn timezone_name(&self) -> Result { get_timezone().map_err(|e| TimezoneError(e.to_string())) } }