ui.cli: Don't record EOF or blank entries as answers

If the user closes stdin, don't check and see if 'EOF' is an allowed
answer, just exit the QuestionCommandLine loop.  Don't try to process
blank entries either, just re-ask the question.

diff --git a/quizzer/ui/cli.py b/quizzer/ui/cli.py
index cbfa16df3be4cef7a8e968161e191ce66361c642..14ae67f97242254d4d70b7b86d20fcb73c2360ab 100644 (file)
--- a/quizzer/ui/cli.py
+++ b/quizzer/ui/cli.py
@@ -122,6 +122,10 @@ class QuestionCommandLine (_cmd.Cmd):
             answer = self.answers[0]
         else:
             answer = ''
+        if answer == 'EOF':
+            return True  # quit
+        if answer == '':
+            return
         kwargs = {}
         if self._tempdir:
             kwargs['tempdir'] = self._tempdir