auto-merge.yml

name: auto-merge

on:
  pull_request:
    types: [opened, edited, synchronize]

permissions:
  contents: write

jobs:
  dependabot:
    runs-on: ubuntu-latest
    if: ${{ github.actor == 'dependabot[bot]' }}
    steps:
      - name: Dependabot metadata
        id: metadata
        uses: dependabot/fetch-metadata@v1.3.4
        with:
          github-token: "${{ secrets.GITHUB_TOKEN }}"
      - name: Enable auto-merge for mypy-boto3 stubs Dependabot PRs
        if: ${{ contains(steps.metadata.outputs.dependency-names, 'mypy-boto3') && steps.metadata.outputs.update-type != 'version-update:semver-major' }}
        run: gh pr merge --auto --squash "$PR_URL"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
      # Maintenance: Experiment with literal array (toJSON('["dep1", "dep2"]')) to ease extending it
      - name: Enable auto-merge for CDK Construct Lambda Layer Dependabot PRs
        if: ${{ contains(steps.metadata.outputs.dependency-names, 'cdk-lambda-powertools-python-layer') && steps.metadata.outputs.update-type != 'version-update:semver-major' }}
        run: gh pr merge --auto --squash "$PR_URL"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
      # Maintenance: Revisit if CDK Constructs make breaking changes like CDK v1
      - name: Enable auto-merge for CDK Lib Construct
        if: ${{ contains(steps.metadata.outputs.dependency-names, 'aws-cdk-lib') && steps.metadata.outputs.update-type != 'version-update:semver-major' }}
        run: gh pr merge --auto --squash "$PR_URL"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}