Set the parent of vararg and kwarg nodes when inferring them. Closes issue #43.

1 files changed, 6 insertions, 2 deletions

diff --git a/protocols.py b/protocols.py
index 7ce1faa6..d621ffb6 100644
--- a/protocols.py
+++ b/protocols.py
@@ -231,10 +231,14 @@ def _arguments_infer_argname(self, name, context):
             yield self.parent.parent.frame()
             return
     if name == self.vararg:
-        yield const_factory(())
+        vararg = const_factory(())
+        vararg.parent = self
+        yield vararg
         return
     if name == self.kwarg:
-        yield const_factory({})
+        kwarg = const_factory({})
+        kwarg.parent = self
+        yield kwarg
         return
     # if there is a default value, yield it. And then yield YES to reflect
     # we can't guess given argument value