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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#ifndef intl_components_ScopedICUObject_h
+#define intl_components_ScopedICUObject_h
+
+/*
+ * A simple RAII class to assure ICU objects are automatically deallocated at
+ * scope end. Unfortunately, ICU's C++ API is uniformly unstable, so we can't
+ * use its smart pointers for this.
+ */
+
+namespace mozilla::intl {
+
+template <typename T, void(Delete)(T*)>
+class ScopedICUObject {
+ T* ptr_;
+
+ public:
+ explicit ScopedICUObject(T* ptr) : ptr_(ptr) {}
+
+ ~ScopedICUObject() {
+ if (ptr_) {
+ Delete(ptr_);
+ }
+ }
+
+ // In cases where an object should be deleted on abnormal exits,
+ // but returned to the caller if everything goes well, call forget()
+ // to transfer the object just before returning.
+ T* forget() {
+ T* tmp = ptr_;
+ ptr_ = nullptr;
+ return tmp;
+ }
+};
+
+} // namespace mozilla::intl
+
+#endif /* intl_components_ScopedICUObject_h */