ibanformat filter: don't fail on empty values

2019-02-19 15:01:16 +01:00
parent 283ff3b5e5
commit 46b7e9467b
1 changed files with 2 additions and 0 deletions
--- a/src/pretix/plugins/banktransfer/templatetags/ibanformat.py
+++ b/src/pretix/plugins/banktransfer/templatetags/ibanformat.py
@@ -5,4 +5,6 @@ register = template.Library()

@register.filter
 def ibanformat(value):
+    if not value:
+        return ''
    return ' '.join(value[i:i + 4] for i in range(0, len(value), 4))