action.yml

name: 'Merge checks'
description: 'Set a merge check status for the triggering commit to report on any problems that would block a merge.'
inputs:
  github_token:
    description: 'Token with repository permissions, e.g. secrets.GITHUB_TOKEN of the caller workflow'
    required: true
  head_sha:
    description: |
      Hash of HEAD commit.
      
      We can't consistently use the built-in GITHUB_SHA variable due to differences
      in triggers, therefore HEAD_SHA should be passed explicitly and either set to
      GITHUB_SHA, or to another appropriate value.
    required: true
  python_version:
    description: "Python version to use"
    required: false

runs:

  using: "composite"

  steps:
    - uses: moneymeets/action-setup-python-poetry@master
      with:
        working_directory: ${{ github.action_path }}
        with_checks: 'false'
        # ToDo: Re-enable cache when https://github.com/actions/setup-python/issues/361 is fixed
        poetry_cache_enabled: 'false'

    - run: poetry run --directory ${{ github.action_path }} merge_checks_runner
      shell: bash
      working-directory: ${{ github.workspace }}
      env:
        GITHUB_TOKEN: ${{ inputs.github_token }}
        HEAD_SHA: ${{ inputs.head_sha }}