add new sugar syntax for nf7::Future::Chain

2022-10-19 19:21:03 +09:00 · 2022-10-19 19:21:03 +09:00 · 9a637586e2
commit 9a637586e2
parent ca5dfb5933
1 changed files with 3 additions and 0 deletions
--- a/common/future.hh
+++ b/common/future.hh
@ -325,6 +325,9 @@ class Future final {
  ThisFuture& Chain(auto& pro, auto&& func) noexcept {
    return Chain(nullptr, pro, std::move(func));
  }
+  ThisFuture& Chain(auto& pro) noexcept {
+    return Chain(pro, [](auto& v) { return v; });
+  }

  const auto& value() const {
    if (imm_) {