From fbc36806b13a7d674be3aa64a4c6491e8f051587 Mon Sep 17 00:00:00 2001
From: Sarah Vaupel <vaupel.sarah@campus.lmu.de>
Date: Tue, 31 Mar 2020 17:34:26 +0200
Subject: [PATCH] fix(exam-form): allow finished without start

---
 src/Handler/Exam/Form.hs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Handler/Exam/Form.hs b/src/Handler/Exam/Form.hs
index b6df32911..f8953f843 100644
--- a/src/Handler/Exam/Form.hs
+++ b/src/Handler/Exam/Form.hs
@@ -339,7 +339,7 @@ validateExam = do
   guardValidation MsgExamStartMustBeAfterPublishOccurrenceAssignments      . fromMaybe True $ (>=) <$> efStart <*> efPublishOccurrenceAssignments
   guardValidation MsgExamEndMustBeAfterStart                               $ NTop efEnd                          >= NTop efStart
   guardValidation MsgExamFinishedMustBeAfterEnd                            . fromMaybe True $ (>=) <$> efFinished <*> efEnd
-  guardValidation MsgExamFinishedMustBeAfterStart                          $ NTop efFinished                     >= NTop efStart
+  guardValidation MsgExamFinishedMustBeAfterStart                          . fromMaybe True $ (>=) <$> efFinished <*> efStart
 
   forM_ efOccurrences $ \ExamOccurrenceForm{..} -> do
     guardValidation (MsgExamOccurrenceEndMustBeAfterStart eofName)       $ NTop eofEnd >= NTop (Just eofStart)