From 944bca0f44ab1fa361061c531d3cc8c089007668 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Tue, 24 Oct 2017 17:08:36 +1000
Subject: [PATCH] fix type answer race condition

user may hit enter before the question has been written, due to fade out
delay
---
 aqt/reviewer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aqt/reviewer.py b/aqt/reviewer.py
index 9049b8be4..7d22521d2 100644
--- a/aqt/reviewer.py
+++ b/aqt/reviewer.py
@@ -442,7 +442,7 @@ Please run Tools>Empty Cards""")
         self.web.evalWithCallback("typeans ? typeans.value : null", self._onTypedAnswer)
 
     def _onTypedAnswer(self, val):
-        self.typedAnswer = val
+        self.typedAnswer = val or ""
         self._showAnswer()
 
     # Bottom bar