---
# Checks for the lack of an Oxford comma. In some cases, will catch overly
# complex sentence structures with lots of commas.
#
# For a list of all options, see https://errata-ai.github.io/vale/styles/
extends: existence
message: Use a comma before the last "and" or "or" in a list of four or more items.
link: https://docs.gitlab.com/ee/development/documentation/styleguide.html#punctuation
level: warning
raw:
  - '(?:[\w-_` ]+,){2,}(?:[\w-_` ]+) (and |or )'