1 files changed, 54 insertions, 0 deletions
diff --git a/intl/icu_capi/cpp/include/CodePointRangeIterator.hpp b/intl/icu_capi/cpp/include/CodePointRangeIterator.hpp
new file mode 100644
index 0000000000..3c2d5caef0
--- /dev/null
+++ b/intl/icu_capi/cpp/include/CodePointRangeIterator.hpp
@@ -0,0 +1,54 @@
+#ifndef CodePointRangeIterator_HPP
+#define CodePointRangeIterator_HPP
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+#include <algorithm>
+#include <memory>
+#include <variant>
+#include <optional>
+#include "diplomat_runtime.hpp"
+
+#include "CodePointRangeIterator.h"
+
+struct CodePointRangeIteratorResult;
+
+/**
+ * A destruction policy for using CodePointRangeIterator with std::unique_ptr.
+ */
+struct CodePointRangeIteratorDeleter {
+  void operator()(capi::CodePointRangeIterator* l) const noexcept {
+    capi::CodePointRangeIterator_destroy(l);
+  }
+};
+
+/**
+ * An iterator over code point ranges, produced by `ICU4XCodePointSetData` or
+ * one of the `ICU4XCodePointMapData` types
+ */
+class CodePointRangeIterator {
+ public:
+
+  /**
+   * Advance the iterator by one and return the next range.
+   * 
+   * If the iterator is out of items, `done` will be true
+   */
+  CodePointRangeIteratorResult next();
+  inline const capi::CodePointRangeIterator* AsFFI() const { return this->inner.get(); }
+  inline capi::CodePointRangeIterator* AsFFIMut() { return this->inner.get(); }
+  inline CodePointRangeIterator(capi::CodePointRangeIterator* i) : inner(i) {}
+  CodePointRangeIterator() = default;
+  CodePointRangeIterator(CodePointRangeIterator&&) noexcept = default;
+  CodePointRangeIterator& operator=(CodePointRangeIterator&& other) noexcept = default;
+ private:
+  std::unique_ptr<capi::CodePointRangeIterator, CodePointRangeIteratorDeleter> inner;
+};
+
+#include "CodePointRangeIteratorResult.hpp"
+
+inline CodePointRangeIteratorResult CodePointRangeIterator::next() {
+  capi::CodePointRangeIteratorResult diplomat_raw_struct_out_value = capi::CodePointRangeIterator_next(this->inner.get());
+  return CodePointRangeIteratorResult{ .start = std::move(diplomat_raw_struct_out_value.start), .end = std::move(diplomat_raw_struct_out_value.end), .done = std::move(diplomat_raw_struct_out_value.done) };
+}
+#endif