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Diffstat (limited to 'intl/icu_capi/cpp/include/ICU4XSentenceSegmenter.hpp')
-rw-r--r-- | intl/icu_capi/cpp/include/ICU4XSentenceSegmenter.hpp | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/intl/icu_capi/cpp/include/ICU4XSentenceSegmenter.hpp b/intl/icu_capi/cpp/include/ICU4XSentenceSegmenter.hpp new file mode 100644 index 0000000000..25790199f3 --- /dev/null +++ b/intl/icu_capi/cpp/include/ICU4XSentenceSegmenter.hpp @@ -0,0 +1,105 @@ +#ifndef ICU4XSentenceSegmenter_HPP +#define ICU4XSentenceSegmenter_HPP +#include <stdint.h> +#include <stddef.h> +#include <stdbool.h> +#include <algorithm> +#include <memory> +#include <variant> +#include <optional> +#include "diplomat_runtime.hpp" + +#include "ICU4XSentenceSegmenter.h" + +class ICU4XDataProvider; +class ICU4XSentenceSegmenter; +#include "ICU4XError.hpp" +class ICU4XSentenceBreakIteratorUtf8; +class ICU4XSentenceBreakIteratorUtf16; +class ICU4XSentenceBreakIteratorLatin1; + +/** + * A destruction policy for using ICU4XSentenceSegmenter with std::unique_ptr. + */ +struct ICU4XSentenceSegmenterDeleter { + void operator()(capi::ICU4XSentenceSegmenter* l) const noexcept { + capi::ICU4XSentenceSegmenter_destroy(l); + } +}; + +/** + * An ICU4X sentence-break segmenter, capable of finding sentence breakpoints in strings. + * + * See the [Rust documentation for `SentenceSegmenter`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenter.html) for more information. + */ +class ICU4XSentenceSegmenter { + public: + + /** + * Construct an [`ICU4XSentenceSegmenter`]. + * + * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenter.html#method.new) for more information. + */ + static diplomat::result<ICU4XSentenceSegmenter, ICU4XError> create(const ICU4XDataProvider& provider); + + /** + * Segments a (potentially ill-formed) UTF-8 string. + * + * See the [Rust documentation for `segment_utf8`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenter.html#method.segment_utf8) for more information. + * + * Lifetimes: `this`, `input` must live at least as long as the output. + */ + ICU4XSentenceBreakIteratorUtf8 segment_utf8(const std::string_view input) const; + + /** + * Segments a UTF-16 string. + * + * See the [Rust documentation for `segment_utf16`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenter.html#method.segment_utf16) for more information. + * + * Lifetimes: `this`, `input` must live at least as long as the output. + */ + ICU4XSentenceBreakIteratorUtf16 segment_utf16(const diplomat::span<const uint16_t> input) const; + + /** + * Segments a Latin-1 string. + * + * See the [Rust documentation for `segment_latin1`](https://docs.rs/icu/latest/icu/segmenter/struct.SentenceSegmenter.html#method.segment_latin1) for more information. + * + * Lifetimes: `this`, `input` must live at least as long as the output. + */ + ICU4XSentenceBreakIteratorLatin1 segment_latin1(const diplomat::span<const uint8_t> input) const; + inline const capi::ICU4XSentenceSegmenter* AsFFI() const { return this->inner.get(); } + inline capi::ICU4XSentenceSegmenter* AsFFIMut() { return this->inner.get(); } + inline ICU4XSentenceSegmenter(capi::ICU4XSentenceSegmenter* i) : inner(i) {} + ICU4XSentenceSegmenter() = default; + ICU4XSentenceSegmenter(ICU4XSentenceSegmenter&&) noexcept = default; + ICU4XSentenceSegmenter& operator=(ICU4XSentenceSegmenter&& other) noexcept = default; + private: + std::unique_ptr<capi::ICU4XSentenceSegmenter, ICU4XSentenceSegmenterDeleter> inner; +}; + +#include "ICU4XDataProvider.hpp" +#include "ICU4XSentenceBreakIteratorUtf8.hpp" +#include "ICU4XSentenceBreakIteratorUtf16.hpp" +#include "ICU4XSentenceBreakIteratorLatin1.hpp" + +inline diplomat::result<ICU4XSentenceSegmenter, ICU4XError> ICU4XSentenceSegmenter::create(const ICU4XDataProvider& provider) { + auto diplomat_result_raw_out_value = capi::ICU4XSentenceSegmenter_create(provider.AsFFI()); + diplomat::result<ICU4XSentenceSegmenter, ICU4XError> diplomat_result_out_value; + if (diplomat_result_raw_out_value.is_ok) { + diplomat_result_out_value = diplomat::Ok<ICU4XSentenceSegmenter>(ICU4XSentenceSegmenter(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; +} +inline ICU4XSentenceBreakIteratorUtf8 ICU4XSentenceSegmenter::segment_utf8(const std::string_view input) const { + return ICU4XSentenceBreakIteratorUtf8(capi::ICU4XSentenceSegmenter_segment_utf8(this->inner.get(), input.data(), input.size())); +} +inline ICU4XSentenceBreakIteratorUtf16 ICU4XSentenceSegmenter::segment_utf16(const diplomat::span<const uint16_t> input) const { + return ICU4XSentenceBreakIteratorUtf16(capi::ICU4XSentenceSegmenter_segment_utf16(this->inner.get(), input.data(), input.size())); +} +inline ICU4XSentenceBreakIteratorLatin1 ICU4XSentenceSegmenter::segment_latin1(const diplomat::span<const uint8_t> input) const { + return ICU4XSentenceBreakIteratorLatin1(capi::ICU4XSentenceSegmenter_segment_latin1(this->inner.get(), input.data(), input.size())); +} +#endif |