From e5fb68d2c11005f41800979c48d7afdfd770ed6c Mon Sep 17 00:00:00 2001
From: Michael Fabian 'Xaymar' Dirks <info@xaymar.com>
Date: Sat, 21 Dec 2019 18:05:32 +0100
Subject: [PATCH] utility: Add any and exact matching for enum class bitmasks

---
 source/utility.hpp | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/source/utility.hpp b/source/utility.hpp
index 9e2d2a7..8e1d821 100644
--- a/source/utility.hpp
+++ b/source/utility.hpp
@@ -48,6 +48,20 @@ typename std::enable_if<enable_bitmask_operators<Enum>::enable, Enum>::type oper
 	return static_cast<Enum>(static_cast<underlying>(lhs) & static_cast<underlying>(rhs));
 }
 
+template<typename Enum>
+typename std::enable_if<enable_bitmask_operators<Enum>::enable, bool>::type any(Enum lhs)
+{
+	using underlying = typename std::underlying_type<Enum>::type;
+	return static_cast<underlying>(lhs) != static_cast<underlying>(0);
+}
+
+template<typename Enum>
+typename std::enable_if<enable_bitmask_operators<Enum>::enable, bool>::type exact(Enum lhs, Enum rhs)
+{
+	using underlying = typename std::underlying_type<Enum>::type;
+	return static_cast<underlying>(lhs) == static_cast<underlying>(rhs);
+}
+
 #define P_ENABLE_BITMASK_OPERATORS(x)    \
 	template<>                           \
 	struct enable_bitmask_operators<x> { \