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allow for lists, sets and dicts to default to None, now return empty type in post processing 

remove defaults from inhertiable fieldattributes to allow for proper detection and override
pull/4420/head
Brian Coca 2015-08-25 10:14:28 -04:00
parent 3e13dfd7e8
commit 8aa732e0a4
1 changed files with 17 additions and 9 deletions
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16
lib/ansible/playbook/base.py
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@ -51,8 +51,8 @@ class Base:
_vars = FieldAttribute(isa='dict', default=dict())
# flags and misc. settings
_environment = FieldAttribute(isa='list', default=[])
_no_log = FieldAttribute(isa='bool', default=False)
_environment = FieldAttribute(isa='list')
_no_log = FieldAttribute(isa='bool')
def __init__(self):
@ -292,7 +292,9 @@ class Base:
elif attribute.isa == 'bool':
value = boolean(value)
elif attribute.isa == 'list':
if not isinstance(value, list):
if value is None:
value = []
elif not isinstance(value, list):
value = [ value ]
if attribute.listof is not None:
for item in value:
@ -302,11 +304,17 @@ class Base:
if item is None or item.strip() == "":
raise AnsibleParserError("the field '%s' is required, and cannot have empty values" % (name,), obj=self.get_ds())
elif attribute.isa == 'set':
if value is None:
value = set()
else:
if not isinstance(value, (list, set)):
value = [ value ]
if not isinstance(value, set):
value = set(value)
elif attribute.isa == 'dict' and not isinstance(value, dict):
elif attribute.isa == 'dict':
if value is None:
value = dict()
elif not isinstance(value, dict):
raise TypeError("%s is not a dictionary" % value)
# and assign the massaged value back to the attribute field