diff options
Diffstat (limited to 'intl/icu_capi/src/zoned_formatter.rs')
| -rw-r--r-- | intl/icu_capi/src/zoned_formatter.rs | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/intl/icu_capi/src/zoned_formatter.rs b/intl/icu_capi/src/zoned_formatter.rs new file mode 100644 index 0000000000..6cafaa7666 --- /dev/null +++ b/intl/icu_capi/src/zoned_formatter.rs @@ -0,0 +1,198 @@ +// 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 +// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ). + +#[diplomat::bridge] +pub mod ffi { + use alloc::boxed::Box; + use icu_calendar::{DateTime, Gregorian}; + use icu_datetime::{options::length, TypedZonedDateTimeFormatter, ZonedDateTimeFormatter}; + use writeable::Writeable; + + use crate::{ + datetime::ffi::ICU4XDateTime, datetime::ffi::ICU4XIsoDateTime, + datetime_formatter::ffi::ICU4XDateLength, datetime_formatter::ffi::ICU4XTimeLength, + errors::ffi::ICU4XError, locale::ffi::ICU4XLocale, provider::ffi::ICU4XDataProvider, + timezone::ffi::ICU4XCustomTimeZone, timezone_formatter::ffi::ICU4XIsoTimeZoneOptions, + }; + + // TODO(https://github.com/rust-diplomat/diplomat/issues/248) + #[allow(unused_imports)] + use crate::{ + timezone_formatter::ffi::ICU4XIsoTimeZoneFormat, + timezone_formatter::ffi::ICU4XIsoTimeZoneMinuteDisplay, + timezone_formatter::ffi::ICU4XIsoTimeZoneSecondDisplay, + }; + + #[diplomat::opaque] + /// An object capable of formatting a date time with time zone to a string. + #[diplomat::rust_link(icu::datetime::TypedZonedDateTimeFormatter, Struct)] + pub struct ICU4XGregorianZonedDateTimeFormatter(pub TypedZonedDateTimeFormatter<Gregorian>); + + impl ICU4XGregorianZonedDateTimeFormatter { + /// Creates a new [`ICU4XGregorianZonedDateTimeFormatter`] from locale data. + /// + /// This function has `date_length` and `time_length` arguments and uses default options + /// for the time zone. + #[diplomat::rust_link(icu::datetime::TypedZonedDateTimeFormatter::try_new, FnInStruct)] + pub fn create_with_lengths( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + date_length: ICU4XDateLength, + time_length: ICU4XTimeLength, + ) -> Result<Box<ICU4XGregorianZonedDateTimeFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + Ok(Box::new(ICU4XGregorianZonedDateTimeFormatter( + call_constructor!( + TypedZonedDateTimeFormatter::<Gregorian>::try_new, + TypedZonedDateTimeFormatter::<Gregorian>::try_new_with_any_provider, + TypedZonedDateTimeFormatter::<Gregorian>::try_new_with_buffer_provider, + provider, + &locale, + length::Bag::from_date_time_style(date_length.into(), time_length.into()) + .into(), + Default::default(), + )?, + ))) + } + + /// Creates a new [`ICU4XGregorianZonedDateTimeFormatter`] from locale data. + /// + /// This function has `date_length` and `time_length` arguments and uses an ISO-8601 style + /// fallback for the time zone with the given configurations. + #[diplomat::rust_link(icu::datetime::TypedZonedDateTimeFormatter::try_new, FnInStruct)] + pub fn create_with_lengths_and_iso_8601_time_zone_fallback( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + date_length: ICU4XDateLength, + time_length: ICU4XTimeLength, + zone_options: ICU4XIsoTimeZoneOptions, + ) -> Result<Box<ICU4XGregorianZonedDateTimeFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + Ok(Box::new(ICU4XGregorianZonedDateTimeFormatter( + call_constructor!( + TypedZonedDateTimeFormatter::<Gregorian>::try_new, + TypedZonedDateTimeFormatter::<Gregorian>::try_new_with_any_provider, + TypedZonedDateTimeFormatter::<Gregorian>::try_new_with_buffer_provider, + provider, + &locale, + length::Bag::from_date_time_style(date_length.into(), time_length.into()) + .into(), + zone_options.into(), + )?, + ))) + } + + /// Formats a [`ICU4XIsoDateTime`] and [`ICU4XCustomTimeZone`] to a string. + #[diplomat::rust_link(icu::datetime::TypedZonedDateTimeFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::TypedZonedDateTimeFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_iso_datetime_with_custom_time_zone( + &self, + datetime: &ICU4XIsoDateTime, + time_zone: &ICU4XCustomTimeZone, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + let greg = DateTime::new_from_iso(datetime.0, Gregorian); + self.0.format(&greg, &time_zone.0).write_to(write)?; + Ok(()) + } + } + + #[diplomat::opaque] + /// An object capable of formatting a date time with time zone to a string. + #[diplomat::rust_link(icu::datetime::ZonedDateTimeFormatter, Struct)] + pub struct ICU4XZonedDateTimeFormatter(pub ZonedDateTimeFormatter); + + impl ICU4XZonedDateTimeFormatter { + /// Creates a new [`ICU4XZonedDateTimeFormatter`] from locale data. + /// + /// This function has `date_length` and `time_length` arguments and uses default options + /// for the time zone. + #[diplomat::rust_link(icu::datetime::ZonedDateTimeFormatter::try_new, FnInStruct)] + pub fn create_with_lengths( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + date_length: ICU4XDateLength, + time_length: ICU4XTimeLength, + ) -> Result<Box<ICU4XZonedDateTimeFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + Ok(Box::new(ICU4XZonedDateTimeFormatter(call_constructor!( + ZonedDateTimeFormatter::try_new, + ZonedDateTimeFormatter::try_new_with_any_provider, + ZonedDateTimeFormatter::try_new_with_buffer_provider, + provider, + &locale, + length::Bag::from_date_time_style(date_length.into(), time_length.into()).into(), + Default::default(), + )?))) + } + + /// Creates a new [`ICU4XZonedDateTimeFormatter`] from locale data. + /// + /// This function has `date_length` and `time_length` arguments and uses an ISO-8601 style + /// fallback for the time zone with the given configurations. + #[diplomat::rust_link(icu::datetime::ZonedDateTimeFormatter::try_new, FnInStruct)] + pub fn create_with_lengths_and_iso_8601_time_zone_fallback( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + date_length: ICU4XDateLength, + time_length: ICU4XTimeLength, + zone_options: ICU4XIsoTimeZoneOptions, + ) -> Result<Box<ICU4XZonedDateTimeFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + Ok(Box::new(ICU4XZonedDateTimeFormatter(call_constructor!( + ZonedDateTimeFormatter::try_new, + ZonedDateTimeFormatter::try_new_with_any_provider, + ZonedDateTimeFormatter::try_new_with_buffer_provider, + provider, + &locale, + length::Bag::from_date_time_style(date_length.into(), time_length.into()).into(), + zone_options.into(), + )?))) + } + + /// Formats a [`ICU4XDateTime`] and [`ICU4XCustomTimeZone`] to a string. + #[diplomat::rust_link(icu::datetime::ZonedDateTimeFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::ZonedDateTimeFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_datetime_with_custom_time_zone( + &self, + datetime: &ICU4XDateTime, + time_zone: &ICU4XCustomTimeZone, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0.format(&datetime.0, &time_zone.0)?.write_to(write)?; + Ok(()) + } + + /// Formats a [`ICU4XIsoDateTime`] and [`ICU4XCustomTimeZone`] to a string. + #[diplomat::rust_link(icu::datetime::ZonedDateTimeFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::ZonedDateTimeFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_iso_datetime_with_custom_time_zone( + &self, + datetime: &ICU4XIsoDateTime, + time_zone: &ICU4XCustomTimeZone, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0 + .format(&datetime.0.to_any(), &time_zone.0)? + .write_to(write)?; + Ok(()) + } + } +} |