erlang.yml

---
name: ci
permissions:
  contents: write

on:
  # for feature branches and releases
  push:

concurrency:
  group: ${{ (github.ref != 'refs/heads/master') && format('{0}-{1}', github.ref, github.workflow) || github.run_id }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/master' }}

jobs:
  build_and_test:

    runs-on: ubuntu-24.04

    name: OTP ${{matrix.otp}}
    strategy:
      matrix:
        otp: ["26", "27"]

    steps:
    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      with:
        fetch-depth: 0
        token: ${{secrets.GITHUB_TOKEN}}
    - uses: erlef/setup-beam@ee09b1e59bb240681c382eb1f0abc6a04af72764 # v1.23.0
      with:
        otp-version: ${{ matrix.otp }}
        rebar3-version: '3.24'
    - name: Compile
      run: |
        # Since we can't force CI to run after pushing rebar.lock
        # we remove it to make sure we test over rebar.config
        rm -f rebar.lock
        make
    - name: Run xref
      run: make xref
    #- name: Run elvis
    #  run: make elvis_rock
    - name: Run dialyzer
      run: make dialyze
    - name: Run proper tests
      run: make proper

    # The result of the following step can't be completely automated, it seems,
    # since the 'git push' prevents the workflow's status from being reported
    # In this case, we need to analyze the results of the previous
    # 'Run Erlang Tests' step, and, when Ok, force- merge it!
    - if: matrix.otp == '27'
      run: |
        if [[ "${REF}" =~ refs/heads/renovate/.* ]]; then
          echo "ℹ️ This appears to come from a Renovate PR. Trying rebar.lock update..."

          ORIGIN="origin/${{ github.event.repository.default_branch }}"

          if ! git diff --quiet --exit-code "${ORIGIN}"..HEAD -- rebar.config; then
            rebar3 upgrade --all

            CHECK_FILE=rebar.lock
            if ! git diff --quiet --exit-code "${CHECK_FILE}"; then
              # there's stuff to push
              git config user.name "Renovate Bot"
              git config user.email "bot@renovateapp.com"
              git add "${CHECK_FILE}"
              git commit -m "auto-update(deps): Changes in ${CHECK_FILE}"
              git push origin HEAD:"${REF}"
            fi
          fi
        fi
      env:
        REF: ${{ github.ref }}
        GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}

  release:
    if: github.ref == 'refs/heads/master' && startsWith(github.event.head_commit.message, 'no-release') == false
    runs-on: ubuntu-24.04
    steps:
    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      with:
        fetch-depth: 0
        token: ${{secrets.GITHUB_TOKEN}}

    - name: Bump version and push tag
      id: tag-version
      uses: mathieudutour/github-tag-action@a22cf08638b34d5badda920f9daf6e72c477b07b # v6.2
      with:
        github_token: ${{ secrets.GITHUB_TOKEN }}
        dry_run: true
        release_branches: master

    - name: Create a GitHub release
      run: |
        if ! command -v gh >/dev/null 2>&1; then
          curl -sS https://webi.sh/gh | sh
        fi
        gh release create ${{ steps.tag-version.outputs.new_tag }} --generate-notes --latest
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}