actionlint.yml

name: Lint GitHub Actions workflows
on: [push, pull_request, workflow_dispatch]

jobs:
  actionlint:
    runs-on: ubuntu-22.04

    steps:
      - name: Checkout code
        uses: actions/checkout@8ade135a41bc03ea155e62e844d188df1ea18608

      - name: Download actionlint
        id: get_actionlint
        run: |
          # There is not yet an official action for actionlint.
          # Adapt the suggested usage:
          # https://github.com/rhysd/actionlint/blob/f1d409537e61/docs/usage.md#use-actionlint-on-github-actions
          script_name='download-actionlint.bash'
          version='f1d409537e61a3df9206bcdf8c2548e34cb9b16d'
          url="https://raw.githubusercontent.com/rhysd/actionlint/${version}/scripts/${script_name}"
          curl -sSf "${url}" > "${script_name}"
          chmod +x "${script_name}"
          ./"${script_name}"
        shell: bash

      - name: Lint workflow files
        run: ${{ steps.get_actionlint.outputs.executable }} -color
        shell: bash