Relocates MinIntTypeValue to Numeric.

Numeric/Sizes.hpp

@@ -0,0 +1,36 @@
+//
+//  Sizes.hpp
+//  Clock Signal
+//
+//  Created by Thomas Harte on 26/01/2021.
+//  Copyright © 2021 Thomas Harte. All rights reserved.
+//
+
+#ifndef Sizes_h
+#define Sizes_h
+
+#include <limits>
+
+/*!
+	Maps to the smallest integral type that can contain max_value, from the following options:
+
+	* uint8_t;
+	* uint16_t;
+	* uint32_t; or
+	* uint64_t.
+*/
+template <uint64_t max_value> struct MinIntTypeValue {
+	using type =
+		std::conditional_t<
+			max_value <= std::numeric_limits<uint8_t>::max(), uint8_t,
+			std::conditional_t<
+				max_value <= std::numeric_limits<uint16_t>::max(), uint16_t,
+				std::conditional_t<
+					max_value <= std::numeric_limits<uint32_t>::max(), uint32_t,
+					uint64_t
+				>
+			>
+		>;
+};
+
+#endif /* Sizes_h */