diff options
Diffstat (limited to 'intl/icu_capi/src/datetime_formatter.rs')
| -rw-r--r-- | intl/icu_capi/src/datetime_formatter.rs | 358 |
1 files changed, 358 insertions, 0 deletions
diff --git a/intl/icu_capi/src/datetime_formatter.rs b/intl/icu_capi/src/datetime_formatter.rs new file mode 100644 index 0000000000..c68b3381e9 --- /dev/null +++ b/intl/icu_capi/src/datetime_formatter.rs @@ -0,0 +1,358 @@ +// 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::{Date, DateTime, Gregorian}; + use icu_datetime::{ + options::length, DateFormatter, DateTimeFormatter, TimeFormatter, TypedDateFormatter, + TypedDateTimeFormatter, + }; + + use crate::{ + date::ffi::{ICU4XDate, ICU4XIsoDate}, + datetime::ffi::ICU4XDateTime, + datetime::ffi::ICU4XIsoDateTime, + errors::ffi::ICU4XError, + locale::ffi::ICU4XLocale, + provider::ffi::ICU4XDataProvider, + time::ffi::ICU4XTime, + }; + use writeable::Writeable; + + #[diplomat::opaque] + /// An ICU4X TimeFormatter object capable of formatting an [`ICU4XTime`] type (and others) as a string + #[diplomat::rust_link(icu::datetime::TimeFormatter, Struct)] + pub struct ICU4XTimeFormatter(pub TimeFormatter); + + #[diplomat::enum_convert(length::Time, needs_wildcard)] + #[diplomat::rust_link(icu::datetime::options::length::Time, Enum)] + pub enum ICU4XTimeLength { + Full, + Long, + Medium, + Short, + } + + impl ICU4XTimeFormatter { + /// Creates a new [`ICU4XTimeFormatter`] from locale data. + #[diplomat::rust_link(icu::datetime::TimeFormatter::try_new_with_length, FnInStruct)] + pub fn create_with_length( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + length: ICU4XTimeLength, + ) -> Result<Box<ICU4XTimeFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + Ok(Box::new(ICU4XTimeFormatter(call_constructor!( + TimeFormatter::try_new_with_length, + TimeFormatter::try_new_with_length_with_any_provider, + TimeFormatter::try_new_with_length_with_buffer_provider, + provider, + &locale, + length.into() + )?))) + } + + /// Formats a [`ICU4XTime`] to a string. + #[diplomat::rust_link(icu::datetime::TimeFormatter::format, FnInStruct)] + #[diplomat::rust_link(icu::datetime::TimeFormatter::format_to_string, FnInStruct, hidden)] + pub fn format_time( + &self, + value: &ICU4XTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0.format(&value.0).write_to(write)?; + Ok(()) + } + + /// Formats a [`ICU4XDateTime`] to a string. + #[diplomat::rust_link(icu::datetime::TimeFormatter::format, FnInStruct)] + #[diplomat::rust_link(icu::datetime::TimeFormatter::format_to_string, FnInStruct, hidden)] + pub fn format_datetime( + &self, + value: &ICU4XDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0.format(&value.0).write_to(write)?; + Ok(()) + } + + /// Formats a [`ICU4XIsoDateTime`] to a string. + #[diplomat::rust_link(icu::datetime::TimeFormatter::format, FnInStruct)] + #[diplomat::rust_link(icu::datetime::TimeFormatter::format_to_string, FnInStruct, hidden)] + pub fn format_iso_datetime( + &self, + value: &ICU4XIsoDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0.format(&value.0).write_to(write)?; + Ok(()) + } + } + + #[diplomat::opaque] + /// An ICU4X TypedDateFormatter object capable of formatting a [`ICU4XIsoDateTime`] as a string, + /// using the Gregorian Calendar. + #[diplomat::rust_link(icu::datetime::TypedDateFormatter, Struct)] + pub struct ICU4XGregorianDateFormatter(pub TypedDateFormatter<Gregorian>); + + #[diplomat::enum_convert(length::Date, needs_wildcard)] + #[diplomat::rust_link(icu::datetime::options::length::Date, Enum)] + pub enum ICU4XDateLength { + Full, + Long, + Medium, + Short, + } + + impl ICU4XGregorianDateFormatter { + /// Creates a new [`ICU4XGregorianDateFormatter`] from locale data. + #[diplomat::rust_link(icu::datetime::TypedDateFormatter::try_new_with_length, FnInStruct)] + pub fn create_with_length( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + length: ICU4XDateLength, + ) -> Result<Box<ICU4XGregorianDateFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + Ok(Box::new(ICU4XGregorianDateFormatter(call_constructor!( + TypedDateFormatter::try_new_with_length, + TypedDateFormatter::try_new_with_length_with_any_provider, + TypedDateFormatter::try_new_with_length_with_buffer_provider, + provider, + &locale, + length.into() + )?))) + } + + /// Formats a [`ICU4XIsoDate`] to a string. + #[diplomat::rust_link(icu::datetime::TypedDateFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::TypedDateFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_iso_date( + &self, + value: &ICU4XIsoDate, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + let greg = Date::new_from_iso(value.0, Gregorian); + self.0.format(&greg).write_to(write)?; + Ok(()) + } + /// Formats a [`ICU4XIsoDateTime`] to a string. + #[diplomat::rust_link(icu::datetime::TypedDateFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::TypedDateFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_iso_datetime( + &self, + value: &ICU4XIsoDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + let greg = DateTime::new_from_iso(value.0, Gregorian); + self.0.format(&greg).write_to(write)?; + Ok(()) + } + } + + #[diplomat::opaque] + /// An ICU4X TypedDateTimeFormatter object capable of formatting a [`ICU4XIsoDateTime`] as a string, + /// using the Gregorian Calendar. + #[diplomat::rust_link(icu::datetime::TypedDateTimeFormatter, Struct)] + pub struct ICU4XGregorianDateTimeFormatter(pub TypedDateTimeFormatter<Gregorian>); + + impl ICU4XGregorianDateTimeFormatter { + /// Creates a new [`ICU4XGregorianDateFormatter`] from locale data. + #[diplomat::rust_link(icu::datetime::TypedDateTimeFormatter::try_new, FnInStruct)] + pub fn create_with_lengths( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + date_length: ICU4XDateLength, + time_length: ICU4XTimeLength, + ) -> Result<Box<ICU4XGregorianDateTimeFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + let options = length::Bag::from_date_time_style(date_length.into(), time_length.into()); + + Ok(Box::new(ICU4XGregorianDateTimeFormatter( + call_constructor!( + TypedDateTimeFormatter::try_new, + TypedDateTimeFormatter::try_new_with_any_provider, + TypedDateTimeFormatter::try_new_with_buffer_provider, + provider, + &locale, + options.into() + )?, + ))) + } + + /// Formats a [`ICU4XIsoDateTime`] to a string. + #[diplomat::rust_link(icu::datetime::TypedDateTimeFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::TypedDateTimeFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_iso_datetime( + &self, + value: &ICU4XIsoDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + let greg = DateTime::new_from_iso(value.0, Gregorian); + self.0.format(&greg).write_to(write)?; + Ok(()) + } + } + + #[diplomat::opaque] + /// An ICU4X DateFormatter object capable of formatting a [`ICU4XDate`] as a string, + /// using some calendar specified at runtime in the locale. + #[diplomat::rust_link(icu::datetime::DateFormatter, Struct)] + pub struct ICU4XDateFormatter(pub DateFormatter); + + impl ICU4XDateFormatter { + /// Creates a new [`ICU4XDateFormatter`] from locale data. + #[diplomat::rust_link(icu::datetime::DateFormatter::try_new_with_length, FnInStruct)] + pub fn create_with_length( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + date_length: ICU4XDateLength, + ) -> Result<Box<ICU4XDateFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + + Ok(Box::new(ICU4XDateFormatter(call_constructor!( + DateFormatter::try_new_with_length, + DateFormatter::try_new_with_length_with_any_provider, + DateFormatter::try_new_with_length_with_buffer_provider, + provider, + &locale, + date_length.into() + )?))) + } + + /// Formats a [`ICU4XDate`] to a string. + #[diplomat::rust_link(icu::datetime::DateFormatter::format, FnInStruct)] + #[diplomat::rust_link(icu::datetime::DateFormatter::format_to_string, FnInStruct, hidden)] + pub fn format_date( + &self, + value: &ICU4XDate, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0.format(&value.0)?.write_to(write)?; + Ok(()) + } + + /// Formats a [`ICU4XIsoDate`] to a string. + /// + /// Will convert to this formatter's calendar first + #[diplomat::rust_link(icu::datetime::DateFormatter::format, FnInStruct)] + #[diplomat::rust_link(icu::datetime::DateFormatter::format_to_string, FnInStruct, hidden)] + pub fn format_iso_date( + &self, + value: &ICU4XIsoDate, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + let any = value.0.to_any(); + self.0.format(&any)?.write_to(write)?; + Ok(()) + } + + /// Formats a [`ICU4XDateTime`] to a string. + #[diplomat::rust_link(icu::datetime::DateFormatter::format, FnInStruct)] + #[diplomat::rust_link(icu::datetime::DateFormatter::format_to_string, FnInStruct, hidden)] + pub fn format_datetime( + &self, + value: &ICU4XDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0.format(&value.0)?.write_to(write)?; + Ok(()) + } + + /// Formats a [`ICU4XIsoDateTime`] to a string. + /// + /// Will convert to this formatter's calendar first + #[diplomat::rust_link(icu::datetime::DateFormatter::format, FnInStruct)] + #[diplomat::rust_link(icu::datetime::DateFormatter::format_to_string, FnInStruct, hidden)] + pub fn format_iso_datetime( + &self, + value: &ICU4XIsoDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + let any = value.0.to_any(); + self.0.format(&any)?.write_to(write)?; + Ok(()) + } + } + + #[diplomat::opaque] + /// An ICU4X DateFormatter object capable of formatting a [`ICU4XDateTime`] as a string, + /// using some calendar specified at runtime in the locale. + #[diplomat::rust_link(icu::datetime::DateTimeFormatter, Struct)] + pub struct ICU4XDateTimeFormatter(pub DateTimeFormatter); + + impl ICU4XDateTimeFormatter { + /// Creates a new [`ICU4XDateTimeFormatter`] from locale data. + #[diplomat::rust_link(icu::datetime::DateTimeFormatter::try_new, FnInStruct)] + pub fn create_with_lengths( + provider: &ICU4XDataProvider, + locale: &ICU4XLocale, + date_length: ICU4XDateLength, + time_length: ICU4XTimeLength, + ) -> Result<Box<ICU4XDateTimeFormatter>, ICU4XError> { + let locale = locale.to_datalocale(); + let options = length::Bag::from_date_time_style(date_length.into(), time_length.into()); + + Ok(Box::new(ICU4XDateTimeFormatter(call_constructor!( + DateTimeFormatter::try_new, + DateTimeFormatter::try_new_with_any_provider, + DateTimeFormatter::try_new_with_buffer_provider, + provider, + &locale, + options.into() + )?))) + } + + /// Formats a [`ICU4XDateTime`] to a string. + #[diplomat::rust_link(icu::datetime::DateTimeFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::DateTimeFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_datetime( + &self, + value: &ICU4XDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + self.0.format(&value.0)?.write_to(write)?; + Ok(()) + } + + /// Formats a [`ICU4XIsoDateTime`] to a string. + /// + /// Will convert to this formatter's calendar first + #[diplomat::rust_link(icu::datetime::DateTimeFormatter::format, FnInStruct)] + #[diplomat::rust_link( + icu::datetime::DateTimeFormatter::format_to_string, + FnInStruct, + hidden + )] + pub fn format_iso_datetime( + &self, + value: &ICU4XIsoDateTime, + write: &mut diplomat_runtime::DiplomatWriteable, + ) -> Result<(), ICU4XError> { + let any = value.0.to_any(); + self.0.format(&any)?.write_to(write)?; + Ok(()) + } + } +} |