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tjp/core/containers/ByPtr.hpp

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+// License: Modified MIT (NON-AI)
+// See the LICENSE file in the root directory for license information.
+// Copyright 2025 Timothy Prepscius
+ 
+#pragma once
+
+#include "../ptr/Ptr.h"
+ 
+namespace tjp::core {
+
+template<typename T>
+struct ByPtr {
+	typedef bool is_transparent;
+
+	bool operator() (const StrongPtr<T> &lhs, const StrongPtr<T> &rhs) const
+	{
+		return ptr_of(lhs) < ptr_of(rhs);
+	}
+
+	bool operator() (const StrongPtr<T> &lhs, const T *rhs) const
+	{
+		return ptr_of(lhs) < rhs;
+	}
+
+	bool operator() (const T *lhs, const StrongPtr<T> &rhs) const
+	{
+		return lhs < ptr_of(rhs);
+	}
+} ;
+
+}