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// This file is part of ICU4X. For terms of use, please see the file
// called LICENSE at the top level of the ICU4X source tree
#[diplomat::bridge]
#[diplomat::abi_rename = "icu4x_{0}_mv1"]
#[diplomat::attr(auto, namespace = "icu4x")]
pub mod ffi {
use alloc::boxed::Box;
use diplomat_runtime::DiplomatStr;
use crate::unstable::timezone::ffi::TimeZone;
#[cfg(feature = "buffer_provider")]
use crate::unstable::{errors::ffi::DataError, provider::ffi::DataProvider};
/// A mapper between Windows time zone identifiers and BCP-47 time zone identifiers.
///
/// This mapper supports two-way mapping, but it is optimized for the case of Windows to BCP-47.
/// It also supports normalizing and canonicalizing the Windows strings.
#[diplomat::opaque]
#[diplomat::rust_link(icu::time::zone::windows::WindowsParser, Struct)]
#[diplomat::rust_link(icu::time::zone::windows::WindowsParserBorrowed, Struct, hidden)]
#[diplomat::rust_link(
icu::time::zone::windows::WindowsParserBorrowed::new,
FnInStruct,
hidden
)]
pub struct WindowsParser(pub icu_time::zone::windows::WindowsParser);
impl WindowsParser {
/// Create a new [`WindowsParser`] using compiled data
#[diplomat::rust_link(icu::time::zone::windows::WindowsParser::new, FnInStruct)]
#[diplomat::attr(auto, constructor)]
#[cfg(feature = "compiled_data")]
pub fn create() -> Box<WindowsParser> {
Box::new(WindowsParser(
icu_time::zone::windows::WindowsParser::new().static_to_owned(),
))
}
/// Create a new [`WindowsParser`] using a particular data source
#[diplomat::rust_link(icu::time::zone::windows::WindowsParser::new, FnInStruct)]
#[diplomat::attr(all(supports = fallible_constructors, supports = named_constructors), named_constructor = "with_provider")]
#[cfg(feature = "buffer_provider")]
pub fn create_with_provider(
provider: &DataProvider,
) -> Result<Box<WindowsParser>, DataError> {
Ok(Box::new(WindowsParser(
icu_time::zone::windows::WindowsParser::try_new_with_buffer_provider(
provider.get()?,
)?,
)))
}
#[diplomat::rust_link(icu::time::zone::windows::WindowsParserBorrowed::parse, FnInStruct)]
#[diplomat::rust_link(
icu::time::zone::windows::WindowsParserBorrowed::parse_from_utf8,
FnInStruct,
hidden
)]
pub fn parse(&self, value: &DiplomatStr, region: &DiplomatStr) -> Option<Box<TimeZone>> {
self.0
.as_borrowed()
.parse_from_utf8(
value,
Some(icu_locale_core::subtags::Region::try_from_utf8(region).ok()?),
)
.map(TimeZone)
.map(Box::new)
}
}
}