ansible-later/ansiblelater/rules/CheckWhenFormat.py

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from ansiblelater.standard import StandardBase
class CheckWhenFormat(StandardBase):
sid = "ANSIBLE0022"
description = "Don't use Jinja2 in when"
helptext = (
"`when` is a raw Jinja2 expression, redundant {{ }} " "should be removed from variable(s)"
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)
version = "0.2"
types = ["playbook", "task", "handler"]
def check(self, candidate, settings):
tasks, errors = self.get_normalized_tasks(candidate, settings)
if not errors:
for task in tasks:
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if "when" in task and not self._is_valid(task["when"]):
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errors.append(self.Error(task["__line__"], self.helptext))
return self.Result(candidate.path, errors)
@staticmethod
def _is_valid(when):
if not isinstance(when, str):
return True
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return when.find("{{") == -1 and when.find("}}") == -1