From 731dbeb7126c0319f47b2a1e72fece21297ab34e Mon Sep 17 00:00:00 2001
From: Brian Coca <brian.coca+git@gmail.com>
Date: Fri, 17 Jul 2015 23:02:29 -0400
Subject: [PATCH] capture error when smoeone puts a list or some other complex
 type in delegate_to

---
 lib/ansible/runner/__init__.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/ansible/runner/__init__.py b/lib/ansible/runner/__init__.py
index b68928d4bbc..0a98b15b562 100644
--- a/lib/ansible/runner/__init__.py
+++ b/lib/ansible/runner/__init__.py
@@ -403,6 +403,9 @@ class Runner(object):
             # the hostname was not found in the inventory, so
             # we just ignore this and try the next method
             pass
+        except TypeError, e:
+            # Someone is trying to pass a list or some other 'non string' as a host.
+            raise errors.AnsibleError("Invalid type for delegate_to: %s" % str(e))
 
         if thisuser is None and self.remote_user:
             # user defined by play/runner