GitHub Action: Run yamllint with reviewdog

This action runs yamllint with reviewdog on pull requests to improve code review experience.

Inputs

github_token

Optional. ${{ github.token }} is used by default.

level

Optional. Report level for reviewdog [info,warning,error]. It's same as -level flag of reviewdog.

reporter

Reporter of reviewdog command [github-pr-check,github-check,github-pr-review]. Default is github-pr-check. It's same as -reporter flag of reviewdog.

github-pr-review can use Markdown and add a link to rule page in reviewdog reports.

filter_mode

Optional. Filtering mode for the reviewdog command [added,diff_context,file,nofilter]. Default is added.

fail_level

Optional. If set to none, always use exit code 0 for reviewdog. Otherwise, exit code 1 for reviewdog if it finds at least 1 issue with severity greater than or equal to the given level. Possible values: [none, any, info, warning, error] Default is none.

fail_on_error

Deprecated, use fail_level instead. Optional. Exit code for reviewdog when errors are found [true,false] Default is false.

reviewdog_flags

Optional. Additional reviewdog flags.

yamllint_flags

Optional. Flags and args of yamllint command. Default: '.'

Example usage

You can create yamllint config and this action uses that config too.

.github/workflows/reviewdog.yml

name: reviewdog
on: [pull_request]
jobs:
  yamllint:
    name: runner / yamllint
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: yamllint
        uses: reviewdog/action-yamllint@v1
        with:
          github_token: ${{ secrets.github_token }}
          reporter: github-pr-review # Change reporter.
          yamllint_flags: 'src/'