ksys: Declutter Utils by creating new Utils/Container folder

src/KingSystem/Utils/Container/UniqueArrayPtr.h

@@ -0,0 +1,31 @@
+#pragma once
+
+#include <basis/seadTypes.h>
+#include "KingSystem/Utils/SafeDelete.h"
+
+namespace ksys::util {
+
+template <typename T, std::size_t N>
+class UniqueArrayPtr {
+public:
+    UniqueArrayPtr() = default;
+    UniqueArrayPtr(const UniqueArrayPtr&) = delete;
+    // Not movable either for now.
+    UniqueArrayPtr(UniqueArrayPtr&&) = delete;
+    ~UniqueArrayPtr() { safeDeleteArray(mData); }
+
+    auto& operator=(const UniqueArrayPtr&) = delete;
+    auto& operator=(UniqueArrayPtr&&) = delete;
+
+    T* data() const { return mData; }
+    std::size_t size() const { return N; }
+
+    T* begin() const { return mData; }
+    T* end() const { return mData + N; }
+    T*& operator[](std::size_t i) const { return mData[i]; }
+
+private:
+    T* mData = new T[N];
+};
+
+}  // namespace ksys::util