From 14607b48d21ec9671c848ee4ae567d5fa9128a2c Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sat, 12 Jun 2021 20:19:22 +0100
Subject: Have verify return its expression, might be useful

---
 lib/helpers.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'lib')

diff --git a/lib/helpers.h b/lib/helpers.h
index 17c60dc..45be139 100644
--- a/lib/helpers.h
+++ b/lib/helpers.h
@@ -15,13 +15,14 @@ namespace MyGrate {
 		return (i >> offset) & ((1U << size) - 1U);
 	}
 
-	template<typename X, typename... P>
-	constexpr inline void
-	verify(bool expr, P &&... p)
+	template<typename X, typename R, typename... P>
+	constexpr inline auto
+	verify(R expr, P &&... p)
 	{
 		if (!expr) {
 			throw X(std::forward<P>(p)...);
 		}
+		return expr;
 	}
 
 	template<typename T>
-- 
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