mirror of
https://github.com/fish-shell/fish-shell.git
synced 2024-12-25 19:53:50 +08:00
46 lines
1.4 KiB
Rust
46 lines
1.4 KiB
Rust
use crate::ffi;
|
|
use crate::wchar::{wchar_t, wstr};
|
|
use crate::wchar_ffi::wcslen;
|
|
|
|
/// Support for wgettext.
|
|
|
|
/// Implementation detail for wgettext!.
|
|
pub fn wgettext_impl_do_not_use_directly(text: &[wchar_t]) -> &'static wstr {
|
|
assert_eq!(text.last(), Some(&0), "should be nul-terminated");
|
|
let res: *const wchar_t = ffi::wgettext_ptr(text.as_ptr());
|
|
let slice = unsafe { std::slice::from_raw_parts(res as *const u32, wcslen(res)) };
|
|
wstr::from_slice(slice).expect("Invalid UTF-32")
|
|
}
|
|
|
|
/// Get a (possibly translated) string from a string literal.
|
|
/// This returns a &'static wstr.
|
|
macro_rules! wgettext {
|
|
($string:literal) => {
|
|
crate::wutil::gettext::wgettext_impl_do_not_use_directly(
|
|
crate::wchar_ffi::u32cstr!($string).as_slice_with_nul(),
|
|
)
|
|
};
|
|
}
|
|
pub(crate) use wgettext;
|
|
|
|
/// Like wgettext, but applies a sprintf format string.
|
|
/// The result is a WString.
|
|
macro_rules! wgettext_fmt {
|
|
(
|
|
$string:literal, // format string
|
|
$($args:expr),*, // list of expressions
|
|
$(,)? // optional trailing comma
|
|
) => {
|
|
crate::wutil::sprintf!(&crate::wutil::wgettext!($string), $($args),*)
|
|
};
|
|
}
|
|
pub(crate) use wgettext_fmt;
|
|
|
|
use crate::ffi_tests::add_test;
|
|
add_test!("test_untranslated", || {
|
|
let s: &'static wstr = wgettext!("abc");
|
|
assert_eq!(s, "abc");
|
|
let s2: &'static wstr = wgettext!("static");
|
|
assert_eq!(s2, "static");
|
|
});
|