enhance nf7::Future::Chain

2022-10-27 23:22:08 +09:00 · 2022-10-27 23:22:08 +09:00 · 05201ef13e
commit 05201ef13e
parent 1b424e299c
1 changed files with 5 additions and 1 deletions
--- a/common/future.hh
+++ b/common/future.hh
@ -313,7 +313,11 @@ class Future final {
                    auto& pro, auto&& func) noexcept {
    return Then(exec, ctx, [pro, func = std::move(func)](auto& fu) mutable {
      try {
-        pro.Return(func(fu.value()));
+        if constexpr (std::is_void<decltype(func(fu.value()))>::value) {
+          func(fu.value());
+        } else {
+          pro.Return(func(fu.value()));
+        }
      } catch (...) {
        pro.Throw(std::current_exception());
      }