extends: existence
message: "Use 'July 31, 2016' format, not '%s'."
link: 'https://developers.google.com/style/dates-times'
ignorecase: true
level: error
nonword: true
tokens:
  - '\d{1,2}(?:\.|/)\d{1,2}(?:\.|/)\d{4}'
  - '\d{1,2} (?:Jan(?:uary)?|Feb(?:ruary)?|Mar(?:ch)?|Apr(?:il)?|May|Jun(?:e)?|Jul(?:y)?|Aug(?:ust)?|Sep(?:tember)?|Oct(?:ober)?|Nov(?:ember)?|Dec(?:ember)?) \d{4}'