From: Samuel Just <sjust@redhat.com>
Date: Wed, 2 Jun 2021 02:52:27 +0000 (-0700)
Subject: crimson/common/errorator: add futurize::apply
X-Git-Tag: v17.1.0~1567^2~22
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=7d49aaf4afaae8284876054c7ecb9d8aeba7719b;p=ceph.git

crimson/common/errorator: add futurize::apply

Signed-off-by: Samuel Just <sjust@redhat.com>
---

diff --git a/src/crimson/common/errorator.h b/src/crimson/common/errorator.h
index e9685bc3a1fb..aa9f196cec9b 100644
--- a/src/crimson/common/errorator.h
+++ b/src/crimson/common/errorator.h
@@ -1211,6 +1211,18 @@ struct futurize<Container<::crimson::errorated_future_marker<Value>>> {
   using type = typename errorator_type::template future<Value>;
   using value_type = seastar::internal::future_stored_type_t<Value>;
 
+  template<typename Func, typename... FuncArgs>
+  [[gnu::always_inline]]
+  static type apply(Func&& func, std::tuple<FuncArgs...>&& args) noexcept {
+    try {
+      return std::apply(
+	std::forward<Func>(func),
+	std::forward<std::tuple<FuncArgs...>>(args));
+    } catch (...) {
+      return make_exception_future(std::current_exception());
+    }
+  }
+
   template<typename Func, typename... FuncArgs>
   [[gnu::always_inline]]
   static inline type invoke(Func&& func, FuncArgs&&... args) noexcept {