1 files changed, 78 insertions, 0 deletions
diff --git a/intl/icu_capi/cpp/include/ICU4XCanonicalDecomposition.hpp b/intl/icu_capi/cpp/include/ICU4XCanonicalDecomposition.hpp
new file mode 100644
index 0000000000..2bbf5abb82
--- /dev/null
+++ b/intl/icu_capi/cpp/include/ICU4XCanonicalDecomposition.hpp
@@ -0,0 +1,78 @@
+#ifndef ICU4XCanonicalDecomposition_HPP
+#define ICU4XCanonicalDecomposition_HPP
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+#include <algorithm>
+#include <memory>
+#include <variant>
+#include <optional>
+#include "diplomat_runtime.hpp"
+
+#include "ICU4XCanonicalDecomposition.h"
+
+class ICU4XDataProvider;
+class ICU4XCanonicalDecomposition;
+#include "ICU4XError.hpp"
+struct ICU4XDecomposed;
+
+/**
+ * A destruction policy for using ICU4XCanonicalDecomposition with std::unique_ptr.
+ */
+struct ICU4XCanonicalDecompositionDeleter {
+  void operator()(capi::ICU4XCanonicalDecomposition* l) const noexcept {
+    capi::ICU4XCanonicalDecomposition_destroy(l);
+  }
+};
+
+/**
+ * The raw (non-recursive) canonical decomposition operation.
+ * 
+ * Callers should generally use ICU4XDecomposingNormalizer unless they specifically need raw composition operations
+ * 
+ * See the [Rust documentation for `CanonicalDecomposition`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalDecomposition.html) for more information.
+ */
+class ICU4XCanonicalDecomposition {
+ public:
+
+  /**
+   * Construct a new ICU4XCanonicalDecomposition instance for NFC
+   * 
+   * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalDecomposition.html#method.new) for more information.
+   */
+  static diplomat::result<ICU4XCanonicalDecomposition, ICU4XError> create(const ICU4XDataProvider& provider);
+
+  /**
+   * Performs non-recursive canonical decomposition (including for Hangul).
+   * 
+   * See the [Rust documentation for `decompose`](https://docs.rs/icu/latest/icu/normalizer/properties/struct.CanonicalDecomposition.html#method.decompose) for more information.
+   */
+  ICU4XDecomposed decompose(char32_t c) const;
+  inline const capi::ICU4XCanonicalDecomposition* AsFFI() const { return this->inner.get(); }
+  inline capi::ICU4XCanonicalDecomposition* AsFFIMut() { return this->inner.get(); }
+  inline ICU4XCanonicalDecomposition(capi::ICU4XCanonicalDecomposition* i) : inner(i) {}
+  ICU4XCanonicalDecomposition() = default;
+  ICU4XCanonicalDecomposition(ICU4XCanonicalDecomposition&&) noexcept = default;
+  ICU4XCanonicalDecomposition& operator=(ICU4XCanonicalDecomposition&& other) noexcept = default;
+ private:
+  std::unique_ptr<capi::ICU4XCanonicalDecomposition, ICU4XCanonicalDecompositionDeleter> inner;
+};
+
+#include "ICU4XDataProvider.hpp"
+#include "ICU4XDecomposed.hpp"
+
+inline diplomat::result<ICU4XCanonicalDecomposition, ICU4XError> ICU4XCanonicalDecomposition::create(const ICU4XDataProvider& provider) {
+  auto diplomat_result_raw_out_value = capi::ICU4XCanonicalDecomposition_create(provider.AsFFI());
+  diplomat::result<ICU4XCanonicalDecomposition, ICU4XError> diplomat_result_out_value;
+  if (diplomat_result_raw_out_value.is_ok) {
+    diplomat_result_out_value = diplomat::Ok<ICU4XCanonicalDecomposition>(ICU4XCanonicalDecomposition(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 ICU4XDecomposed ICU4XCanonicalDecomposition::decompose(char32_t c) const {
+  capi::ICU4XDecomposed diplomat_raw_struct_out_value = capi::ICU4XCanonicalDecomposition_decompose(this->inner.get(), c);
+  return ICU4XDecomposed{ .first = std::move(diplomat_raw_struct_out_value.first), .second = std::move(diplomat_raw_struct_out_value.second) };
+}
+#endif