From c1543ed899271c714d268c428f6902281a31d798 Mon Sep 17 00:00:00 2001
From: jesopo
Date: Wed, 29 Jan 2020 17:04:17 +0000
Subject: SpecArgumentTypeString should return None when no args

---
 src/utils/parse/spec.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/utils/parse/spec.py')

diff --git a/src/utils/parse/spec.py b/src/utils/parse/spec.py
index 71c22ae8..4e30c294 100644
--- a/src/utils/parse/spec.py
+++ b/src/utils/parse/spec.py
@@ -44,7 +44,9 @@ class SpecArgumentTypeString(SpecArgumentType):
     def name(self):
         return "%s ..." % SpecArgumentType.name(self)
     def simple(self, args: typing.List[str]) -> typing.Tuple[typing.Any, int]:
-        return " ".join(args), len(args)
+        if args:
+            return " ".join(args), len(args)
+        return None, 1
 class SpecArgumentTypeTrimString(SpecArgumentTypeString):
     def simple(self, args: typing.List[str]):
         return SpecArgumentTypeString.simple(self, list(filter(None, args)))
-- 
cgit v1.3.1-10-gc9f91