From: Radoslaw Zarzynski <rzarzyns@redhat.com>
Date: Mon, 13 Jul 2020 13:57:56 +0000 (+0200)
Subject: crimson/common: all_same_way() static_asserts on handler's invokeability.
X-Git-Tag: v16.1.0~1629^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=1f6adf6aa9d7c2dfc7853395478ff9726f5dbcec;p=ceph.git

crimson/common: all_same_way() static_asserts on handler's invokeability.

Signed-off-by: Radoslaw Zarzynski <rzarzyns@redhat.com>
---

diff --git a/src/crimson/common/errorator.h b/src/crimson/common/errorator.h
index 303b748a0060..95454ca424cf 100644
--- a/src/crimson/common/errorator.h
+++ b/src/crimson/common/errorator.h
@@ -698,6 +698,7 @@ private:
       using decayed_t = std::decay_t<decltype(e)>;
       auto&& handler =
         decayed_t::error_t::handle(std::forward<ErrorFunc>(func));
+      static_assert(std::is_invocable_v<decltype(handler), ErrorT>);
       return std::invoke(std::move(handler), std::forward<ErrorT>(e));
     }
   };