void set_value()

in include/unifex/sequence.hpp [146:176]

• 28 lines of code
• 3 McCabe index (conditional complexity)

      void set_value() && noexcept {
        // Take a copy of op_ before destroying predOp_ as this may end up
        // destroying *this.
        using successor_receiver_t =
            successor_receiver<Predecessor, Successor, Receiver>;

        auto* op = op_;
        op->status_ = operation_type::status::empty;
        unifex::deactivate_union_member(op->predOp_);
        if constexpr (is_nothrow_connectable_v<Successor, successor_receiver_t>) {
          unifex::activate_union_member_with(op->succOp_, [&]() noexcept {
            return unifex::connect(
                static_cast<Successor&&>(op->successor_), successor_receiver_t{op});
          });
          op->status_ = operation_type::status::successor_operation_constructed;
          unifex::start(op->succOp_.get());
        } else {
          UNIFEX_TRY {
            unifex::activate_union_member_with(op->succOp_, [&] {
              return unifex::connect(
                  static_cast<Successor&&>(op->successor_), successor_receiver_t{op});
            });
            op->status_ = operation_type::status::successor_operation_constructed;
            unifex::start(op->succOp_.get());
          } UNIFEX_CATCH (...) {
            unifex::set_error(
                static_cast<Receiver&&>(op->receiver_),
                std::current_exception());
          }
        }
      }