week.rs (3702B)
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 11 use crate::unstable::date::ffi::Weekday; 12 #[cfg(feature = "buffer_provider")] 13 use crate::unstable::provider::ffi::DataProvider; 14 #[cfg(any(feature = "compiled_data", feature = "buffer_provider"))] 15 use crate::unstable::{errors::ffi::DataError, locale_core::ffi::Locale}; 16 17 /// A Week calculator, useful to be passed in to `week_of_year()` on Date and DateTime types 18 #[diplomat::opaque] 19 #[diplomat::rust_link(icu::calendar::week::WeekInformation, Struct)] 20 pub struct WeekInformation(pub icu_calendar::week::WeekInformation); 21 22 impl WeekInformation { 23 /// Creates a new [`WeekInformation`] from locale data using compiled data. 24 #[diplomat::rust_link(icu::calendar::week::WeekInformation::try_new, FnInStruct)] 25 #[diplomat::attr(supports = fallible_constructors, constructor)] 26 #[cfg(feature = "compiled_data")] 27 pub fn create(locale: &Locale) -> Result<Box<WeekInformation>, DataError> { 28 let prefs = (&locale.0).into(); 29 30 Ok(Box::new(WeekInformation( 31 icu_calendar::week::WeekInformation::try_new(prefs)?, 32 ))) 33 } 34 /// Creates a new [`WeekInformation`] from locale data using a particular data source. 35 #[diplomat::rust_link(icu::calendar::week::WeekInformation::try_new, FnInStruct)] 36 #[diplomat::attr(all(supports = fallible_constructors, supports = named_constructors), named_constructor = "with_provider")] 37 #[cfg(feature = "buffer_provider")] 38 pub fn create_with_provider( 39 provider: &DataProvider, 40 locale: &Locale, 41 ) -> Result<Box<WeekInformation>, DataError> { 42 let prefs = (&locale.0).into(); 43 44 Ok(Box::new(WeekInformation( 45 icu_calendar::week::WeekInformation::try_new_with_buffer_provider( 46 provider.get()?, 47 prefs, 48 )?, 49 ))) 50 } 51 52 /// Returns the weekday that starts the week for this object's locale 53 #[diplomat::rust_link(icu::calendar::week::WeekInformation::first_weekday, StructField)] 54 #[diplomat::attr(auto, getter)] 55 pub fn first_weekday(&self) -> Weekday { 56 self.0.first_weekday.into() 57 } 58 59 #[diplomat::rust_link(icu::calendar::week::WeekInformation::weekend, StructField)] 60 #[diplomat::rust_link(icu::calendar::provider::WeekdaySet::contains, FnInStruct)] 61 pub fn is_weekend(&self, day: Weekday) -> bool { 62 self.0.weekend.contains(day.into()) 63 } 64 65 #[diplomat::rust_link(icu::calendar::week::WeekInformation::weekend, FnInStruct)] 66 #[diplomat::attr(auto, getter)] 67 pub fn weekend(&self) -> Box<WeekdaySetIterator> { 68 Box::new(WeekdaySetIterator(self.0.weekend())) 69 } 70 } 71 72 /// Documents which days of the week are considered to be a part of the weekend 73 #[diplomat::rust_link(icu::calendar::week::WeekdaySetIterator, Struct)] 74 #[diplomat::opaque] 75 pub struct WeekdaySetIterator(icu_calendar::week::WeekdaySetIterator); 76 77 impl WeekdaySetIterator { 78 #[diplomat::attr(auto, iterator)] 79 #[diplomat::rust_link(icu::calendar::week::WeekdaySetIterator::next, FnInStruct)] 80 pub fn next(&mut self) -> Option<Weekday> { 81 self.0.next().map(Into::into) 82 } 83 } 84 }