datetime.rs (2737B)
1 // This file is part of ICU4X. For terms of use, please see the file 2 // called LICENSE at the top level of the ICU4X source tree 3 // (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ). 4 5 #[diplomat::bridge] 6 #[diplomat::abi_rename = "icu4x_{0}_mv1"] 7 #[diplomat::attr(auto, namespace = "icu4x")] 8 pub mod ffi { 9 use alloc::boxed::Box; 10 use icu_calendar::Iso; 11 12 use crate::unstable::calendar::ffi::Calendar; 13 use crate::unstable::date::ffi::{Date, IsoDate}; 14 use crate::unstable::errors::ffi::Rfc9557ParseError; 15 use crate::unstable::time::ffi::Time; 16 17 /// An ICU4X DateTime object capable of containing a ISO-8601 date and time. 18 #[diplomat::rust_link(icu::time::DateTime, Struct)] 19 #[diplomat::out] 20 pub struct IsoDateTime { 21 pub date: Box<IsoDate>, 22 pub time: Box<Time>, 23 } 24 25 impl IsoDateTime { 26 /// Creates a new [`IsoDateTime`] from an IXDTF string. 27 #[diplomat::rust_link(icu::time::DateTime::try_from_str, FnInStruct)] 28 #[diplomat::rust_link(icu::time::DateTime::try_from_utf8, FnInStruct, hidden)] 29 #[diplomat::rust_link(icu::time::DateTime::from_str, FnInStruct, hidden)] 30 #[diplomat::attr(all(supports = fallible_constructors, supports = named_constructors), named_constructor)] 31 pub fn from_string(v: &DiplomatStr) -> Result<IsoDateTime, Rfc9557ParseError> { 32 let icu_time::DateTime { date, time } = icu_time::DateTime::try_from_utf8(v, Iso)?; 33 Ok(IsoDateTime { 34 date: Box::new(IsoDate(date)), 35 time: Box::new(Time(time)), 36 }) 37 } 38 } 39 40 /// An ICU4X DateTime object capable of containing a date and time for any calendar. 41 #[diplomat::rust_link(icu::time::DateTime, Struct)] 42 #[diplomat::out] 43 pub struct DateTime { 44 pub date: Box<Date>, 45 pub time: Box<Time>, 46 } 47 48 impl DateTime { 49 /// Creates a new [`DateTime`] from an IXDTF string. 50 #[diplomat::rust_link(icu::time::DateTime::try_from_str, FnInStruct)] 51 #[diplomat::rust_link(icu::time::DateTime::try_from_utf8, FnInStruct, hidden)] 52 #[diplomat::rust_link(icu::time::DateTime::from_str, FnInStruct, hidden)] 53 #[diplomat::attr(all(supports = fallible_constructors, supports = named_constructors), named_constructor)] 54 pub fn from_string( 55 v: &DiplomatStr, 56 calendar: &Calendar, 57 ) -> Result<DateTime, Rfc9557ParseError> { 58 let icu_time::DateTime { date, time } = 59 icu_time::DateTime::try_from_utf8(v, calendar.0.clone())?; 60 Ok(DateTime { 61 date: Box::new(Date(date)), 62 time: Box::new(Time(time)), 63 }) 64 } 65 } 66 }