time/sys/local_offset_at/mod.rs
1//! A method to obtain the local offset from UTC.
2
3#![allow(
4 clippy::missing_const_for_fn,
5 reason = "system APIs are inherently not const, so this will only trigger on the fallback"
6)]
7
8#[cfg_attr(target_family = "windows", path = "windows.rs")]
9#[cfg_attr(target_family = "unix", path = "unix.rs")]
10#[cfg_attr(
11 all(
12 target_family = "wasm",
13 not(any(target_os = "emscripten", target_os = "wasi")),
14 feature = "wasm-bindgen"
15 ),
16 path = "wasm_js.rs"
17)]
18mod imp;
19
20use crate::{OffsetDateTime, UtcOffset};
21
22/// Attempt to obtain the system's UTC offset. If the offset cannot be determined, `None` is
23/// returned.
24#[inline]
25pub(crate) fn local_offset_at(datetime: OffsetDateTime) -> Option<UtcOffset> {
26 imp::local_offset_at(datetime)
27}