diff options
Diffstat (limited to 'intl/icu_capi/cpp/include/ICU4XGregorianDateTimeFormatter.hpp')
-rw-r--r-- | intl/icu_capi/cpp/include/ICU4XGregorianDateTimeFormatter.hpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/intl/icu_capi/cpp/include/ICU4XGregorianDateTimeFormatter.hpp b/intl/icu_capi/cpp/include/ICU4XGregorianDateTimeFormatter.hpp new file mode 100644 index 0000000000..ce0fbc6704 --- /dev/null +++ b/intl/icu_capi/cpp/include/ICU4XGregorianDateTimeFormatter.hpp @@ -0,0 +1,107 @@ +#ifndef ICU4XGregorianDateTimeFormatter_HPP +#define ICU4XGregorianDateTimeFormatter_HPP +#include <stdint.h> +#include <stddef.h> +#include <stdbool.h> +#include <algorithm> +#include <memory> +#include <variant> +#include <optional> +#include "diplomat_runtime.hpp" + +#include "ICU4XGregorianDateTimeFormatter.h" + +class ICU4XDataProvider; +class ICU4XLocale; +#include "ICU4XDateLength.hpp" +#include "ICU4XTimeLength.hpp" +class ICU4XGregorianDateTimeFormatter; +#include "ICU4XError.hpp" +class ICU4XIsoDateTime; + +/** + * A destruction policy for using ICU4XGregorianDateTimeFormatter with std::unique_ptr. + */ +struct ICU4XGregorianDateTimeFormatterDeleter { + void operator()(capi::ICU4XGregorianDateTimeFormatter* l) const noexcept { + capi::ICU4XGregorianDateTimeFormatter_destroy(l); + } +}; + +/** + * An ICU4X TypedDateTimeFormatter object capable of formatting a [`ICU4XIsoDateTime`] as a string, + * using the Gregorian Calendar. + * + * See the [Rust documentation for `TypedDateTimeFormatter`](https://docs.rs/icu/latest/icu/datetime/struct.TypedDateTimeFormatter.html) for more information. + */ +class ICU4XGregorianDateTimeFormatter { + public: + + /** + * Creates a new [`ICU4XGregorianDateFormatter`] from locale data. + * + * See the [Rust documentation for `try_new`](https://docs.rs/icu/latest/icu/datetime/struct.TypedDateTimeFormatter.html#method.try_new) for more information. + */ + static diplomat::result<ICU4XGregorianDateTimeFormatter, ICU4XError> create_with_lengths(const ICU4XDataProvider& provider, const ICU4XLocale& locale, ICU4XDateLength date_length, ICU4XTimeLength time_length); + + /** + * Formats a [`ICU4XIsoDateTime`] to a string. + * + * See the [Rust documentation for `format`](https://docs.rs/icu/latest/icu/datetime/struct.TypedDateTimeFormatter.html#method.format) for more information. + */ + template<typename W> diplomat::result<std::monostate, ICU4XError> format_iso_datetime_to_writeable(const ICU4XIsoDateTime& value, W& write) const; + + /** + * Formats a [`ICU4XIsoDateTime`] to a string. + * + * See the [Rust documentation for `format`](https://docs.rs/icu/latest/icu/datetime/struct.TypedDateTimeFormatter.html#method.format) for more information. + */ + diplomat::result<std::string, ICU4XError> format_iso_datetime(const ICU4XIsoDateTime& value) const; + inline const capi::ICU4XGregorianDateTimeFormatter* AsFFI() const { return this->inner.get(); } + inline capi::ICU4XGregorianDateTimeFormatter* AsFFIMut() { return this->inner.get(); } + inline ICU4XGregorianDateTimeFormatter(capi::ICU4XGregorianDateTimeFormatter* i) : inner(i) {} + ICU4XGregorianDateTimeFormatter() = default; + ICU4XGregorianDateTimeFormatter(ICU4XGregorianDateTimeFormatter&&) noexcept = default; + ICU4XGregorianDateTimeFormatter& operator=(ICU4XGregorianDateTimeFormatter&& other) noexcept = default; + private: + std::unique_ptr<capi::ICU4XGregorianDateTimeFormatter, ICU4XGregorianDateTimeFormatterDeleter> inner; +}; + +#include "ICU4XDataProvider.hpp" +#include "ICU4XLocale.hpp" +#include "ICU4XIsoDateTime.hpp" + +inline diplomat::result<ICU4XGregorianDateTimeFormatter, ICU4XError> ICU4XGregorianDateTimeFormatter::create_with_lengths(const ICU4XDataProvider& provider, const ICU4XLocale& locale, ICU4XDateLength date_length, ICU4XTimeLength time_length) { + auto diplomat_result_raw_out_value = capi::ICU4XGregorianDateTimeFormatter_create_with_lengths(provider.AsFFI(), locale.AsFFI(), static_cast<capi::ICU4XDateLength>(date_length), static_cast<capi::ICU4XTimeLength>(time_length)); + diplomat::result<ICU4XGregorianDateTimeFormatter, ICU4XError> diplomat_result_out_value; + if (diplomat_result_raw_out_value.is_ok) { + diplomat_result_out_value = diplomat::Ok<ICU4XGregorianDateTimeFormatter>(ICU4XGregorianDateTimeFormatter(diplomat_result_raw_out_value.ok)); + } else { + diplomat_result_out_value = diplomat::Err<ICU4XError>(static_cast<ICU4XError>(diplomat_result_raw_out_value.err)); + } + return diplomat_result_out_value; +} +template<typename W> inline diplomat::result<std::monostate, ICU4XError> ICU4XGregorianDateTimeFormatter::format_iso_datetime_to_writeable(const ICU4XIsoDateTime& value, W& write) const { + capi::DiplomatWriteable write_writer = diplomat::WriteableTrait<W>::Construct(write); + auto diplomat_result_raw_out_value = capi::ICU4XGregorianDateTimeFormatter_format_iso_datetime(this->inner.get(), value.AsFFI(), &write_writer); + diplomat::result<std::monostate, ICU4XError> diplomat_result_out_value; + if (diplomat_result_raw_out_value.is_ok) { + diplomat_result_out_value = diplomat::Ok(std::monostate()); + } else { + diplomat_result_out_value = diplomat::Err<ICU4XError>(static_cast<ICU4XError>(diplomat_result_raw_out_value.err)); + } + return diplomat_result_out_value; +} +inline diplomat::result<std::string, ICU4XError> ICU4XGregorianDateTimeFormatter::format_iso_datetime(const ICU4XIsoDateTime& value) const { + std::string diplomat_writeable_string; + capi::DiplomatWriteable diplomat_writeable_out = diplomat::WriteableFromString(diplomat_writeable_string); + auto diplomat_result_raw_out_value = capi::ICU4XGregorianDateTimeFormatter_format_iso_datetime(this->inner.get(), value.AsFFI(), &diplomat_writeable_out); + diplomat::result<std::monostate, ICU4XError> diplomat_result_out_value; + if (diplomat_result_raw_out_value.is_ok) { + diplomat_result_out_value = diplomat::Ok(std::monostate()); + } else { + diplomat_result_out_value = diplomat::Err<ICU4XError>(static_cast<ICU4XError>(diplomat_result_raw_out_value.err)); + } + return diplomat_result_out_value.replace_ok(std::move(diplomat_writeable_string)); +} +#endif |