web_time/
web.rs

1//! Platform-specific extensions to [`web-time`](crate) for the Web platform.
2
3#![allow(clippy::absolute_paths)]
4
5use std::time::SystemTime as StdSystemTime;
6
7use crate::SystemTime;
8
9/// Web-specific extension to [`web_time::SystemTime`](crate::SystemTime).
10pub trait SystemTimeExt {
11	/// Convert [`web_time::SystemTime`](crate::SystemTime) to
12	/// [`std::time::SystemTime`].
13	///
14	/// # Note
15	///
16	/// This might give a misleading impression of compatibility!
17	///
18	/// Considering this functionality will probably be used to interact with
19	/// incompatible APIs of other dependencies, care should be taken that the
20	/// dependency in question doesn't call [`std::time::SystemTime::now()`]
21	/// internally, which would panic.
22	fn to_std(self) -> std::time::SystemTime;
23
24	/// Convert [`std::time::SystemTime`] to
25	/// [`web_time::SystemTime`](crate::SystemTime).
26	///
27	/// # Note
28	///
29	/// This might give a misleading impression of compatibility!
30	///
31	/// Considering this functionality will probably be used to interact with
32	/// incompatible APIs of other dependencies, care should be taken that the
33	/// dependency in question doesn't call [`std::time::SystemTime::now()`]
34	/// internally, which would panic.
35	fn from_std(time: std::time::SystemTime) -> SystemTime;
36}
37
38impl SystemTimeExt for SystemTime {
39	fn to_std(self) -> std::time::SystemTime {
40		StdSystemTime::UNIX_EPOCH + self.0
41	}
42
43	fn from_std(time: std::time::SystemTime) -> SystemTime {
44		Self::UNIX_EPOCH
45			+ time
46				.duration_since(StdSystemTime::UNIX_EPOCH)
47				.expect("found `SystemTime` earlier then unix epoch")
48	}
49}
web_time/web.rs

web_time/
web.rs
