Return std::unique_ptr member as const ref

Returning raw pointer has a risk that it may be stolen by
std::shared_ptr in accident.

1 files changed, 1 insertions, 4 deletions

diff --git a/src/RequestGroupEntry.h b/src/RequestGroupEntry.h
index eb151461..13fabca8 100644
--- a/src/RequestGroupEntry.h
+++ b/src/RequestGroupEntry.h
@@ -60,10 +60,7 @@ public:
     return requestGroup_;
   }
 
-  Command* getNextCommand() const
-  {
-    return nextCommand_.get();
-  }
+  const std::unique_ptr<Command>& getNextCommand() const;
 
   std::unique_ptr<Command> popNextCommand();