DOCUMENTATION:
  name: vaulted_file
  author: Ansible Core
  version_added: "2.18"
  short_description: Is this file an encrypted vault
  description:
    - Verifies if the input path is an Ansible vault file.
  options:
    _input:
      description: The path to the possible vault.
      type: path
      required: True
EXAMPLES: |
    thisisfalse: '{{ "/etc/hosts" is vaulted_file}}'
    thisistrue: '{{ "/path/to/vaulted/file" is vaulted_file}}'
RETURN:
  _value:
    description: Returns V(True) if the path is a valid ansible vault, V(False) otherwise.
    type: boolean