From c4b56ca553b9cf07d782c7cb6fcb7113550deadc Mon Sep 17 00:00:00 2001
From: Zahary Karadjov <zahary@gmail.com>
Date: Tue, 25 Sep 2018 15:32:30 +0300
Subject: [PATCH] add a comment for a possible future optimization

---
 rlp/writer.nim | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rlp/writer.nim b/rlp/writer.nim
index b201e37..6e5c0d8 100644
--- a/rlp/writer.nim
+++ b/rlp/writer.nim
@@ -244,6 +244,7 @@ proc initRlpList*(listSize: int): RlpWriter =
   result = initRlpWriter()
   startList(result, listSize)
 
+# TODO: This should return a lent value
 proc finish*(self): seq[byte] =
   if pendingLists.len > 0:
     raise newException(PrematureFinalizationError,