From 86d0ad3cc3e4bd7c8bc46a96155e0dfa2fff0480 Mon Sep 17 00:00:00 2001
From: red-agent <hell.director@gmail.com>
Date: Fri, 9 Oct 2009 16:16:59 +0300
Subject: [PATCH] Fix for the command argument constraints
---
src/command_system/mapping.py | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/command_system/mapping.py b/src/command_system/mapping.py
index fb8c83af88..707866a209 100644
--- a/src/command_system/mapping.py
+++ b/src/command_system/mapping.py
@@ -270,6 +270,16 @@ def adapt_arguments(command, arguments, args, opts):
if value not in initial:
raise CommandError("%s: Invalid argument" % key, command)
+ # If argument to an option constrained by a sequence was not given - then
+ # it's value should be set to None.
+ for spec_key, spec_value in spec_kwargs:
+ if isinstance(spec_value, (TupleType, ListType)):
+ for key, value in opts:
+ if spec_key == key:
+ break
+ else:
+ opts.append((spec_key, None))
+
# We need to encode every keyword argument to a simple string, not the
# unicode one, because ** expansion does not support it.
for index, (key, value) in enumerate(opts):
--
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