1 files changed, 65 insertions, 0 deletions
diff --git a/intl/icu_capi/cpp/include/ICU4XMetazoneCalculator.hpp b/intl/icu_capi/cpp/include/ICU4XMetazoneCalculator.hpp
new file mode 100644
index 0000000000..263219d07f
--- /dev/null
+++ b/intl/icu_capi/cpp/include/ICU4XMetazoneCalculator.hpp
@@ -0,0 +1,65 @@
+#ifndef ICU4XMetazoneCalculator_HPP
+#define ICU4XMetazoneCalculator_HPP
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+#include <algorithm>
+#include <memory>
+#include <variant>
+#include <optional>
+#include "diplomat_runtime.hpp"
+
+#include "ICU4XMetazoneCalculator.h"
+
+class ICU4XDataProvider;
+class ICU4XMetazoneCalculator;
+#include "ICU4XError.hpp"
+
+/**
+ * A destruction policy for using ICU4XMetazoneCalculator with std::unique_ptr.
+ */
+struct ICU4XMetazoneCalculatorDeleter {
+  void operator()(capi::ICU4XMetazoneCalculator* l) const noexcept {
+    capi::ICU4XMetazoneCalculator_destroy(l);
+  }
+};
+
+/**
+ * An object capable of computing the metazone from a timezone.
+ * 
+ * This can be used via `maybe_calculate_metazone()` on [`ICU4XCustomTimeZone`].
+ * 
+ * [`ICU4XCustomTimeZone`]: crate::timezone::ffi::ICU4XCustomTimeZone
+ * 
+ * See the [Rust documentation for `MetazoneCalculator`](https://docs.rs/icu/latest/icu/timezone/struct.MetazoneCalculator.html) for more information.
+ */
+class ICU4XMetazoneCalculator {
+ public:
+
+  /**
+   * See the [Rust documentation for `new`](https://docs.rs/icu/latest/icu/timezone/struct.MetazoneCalculator.html#method.new) for more information.
+   */
+  static diplomat::result<ICU4XMetazoneCalculator, ICU4XError> create(const ICU4XDataProvider& provider);
+  inline const capi::ICU4XMetazoneCalculator* AsFFI() const { return this->inner.get(); }
+  inline capi::ICU4XMetazoneCalculator* AsFFIMut() { return this->inner.get(); }
+  inline ICU4XMetazoneCalculator(capi::ICU4XMetazoneCalculator* i) : inner(i) {}
+  ICU4XMetazoneCalculator() = default;
+  ICU4XMetazoneCalculator(ICU4XMetazoneCalculator&&) noexcept = default;
+  ICU4XMetazoneCalculator& operator=(ICU4XMetazoneCalculator&& other) noexcept = default;
+ private:
+  std::unique_ptr<capi::ICU4XMetazoneCalculator, ICU4XMetazoneCalculatorDeleter> inner;
+};
+
+#include "ICU4XDataProvider.hpp"
+
+inline diplomat::result<ICU4XMetazoneCalculator, ICU4XError> ICU4XMetazoneCalculator::create(const ICU4XDataProvider& provider) {
+  auto diplomat_result_raw_out_value = capi::ICU4XMetazoneCalculator_create(provider.AsFFI());
+  diplomat::result<ICU4XMetazoneCalculator, ICU4XError> diplomat_result_out_value;
+  if (diplomat_result_raw_out_value.is_ok) {
+    diplomat_result_out_value = diplomat::Ok<ICU4XMetazoneCalculator>(ICU4XMetazoneCalculator(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;
+}
+#endif