Add ability to use |success and |failed as Jinja2 filters.

Example:

when: registered_variable|failed

lib/ansible/runner/filter_plugins/core.py

@@ -19,6 +19,7 @@ import base64
 import json
 import os.path
 import yaml
+from ansible import errors
 
 def to_nice_yaml(*a, **kw):
     '''Make verbose, human readable yaml'''
@@ -28,6 +29,20 @@ def to_nice_json(*a, **kw):
     '''Make verbose, human readable JSON'''
     return json.dumps(*a, indent=4, sort_keys=True, **kw)
 
+def failed(*a, **kw):
+    item = a[0] 
+    if type(item) != dict:
+       raise errors.AnsibleError("|failed expects a dictionary")
+    rc = item.get('rc',0)
+    failed = item.get('failed',False)
+    if rc != 0 or failed:
+       return True
+    else:
+       return False
+
+def success(*a, **kw):
+    return not failed(*a, **kw)
+
 class FilterModule(object):
     ''' Ansible core jinja2 filters '''
 
@@ -50,5 +65,10 @@ class FilterModule(object):
             # path
             'basename': os.path.basename,
             'dirname': os.path.dirname,
+
+            # failure testing
+            'failed'  : failed,
+            'success' : success,
+
         }