cicd.yml

# * cicd.yml --- CI/CD for prettier-el

# Based on makem.sh's template at
# <https://github.com/alphapapa/makem.sh/blob/master/test.yml>

# Based on Steve Purcell's examples at
# <https://github.com/purcell/setup-emacs/blob/master/.github/workflows/test.yml>,
# <https://github.com/purcell/package-lint/blob/master/.github/workflows/test.yml>.

# * License:

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.

# * Code:

# Note: for the time being, name can't be changed without the old
# workflow sticking around indefinitely.  Should rename this to
# something more accurate once this is fixed.  See
# <https://github.community/t/is-there-a-way-to-delete-or-hide-old-renamed-workflows/16281/15>
name: "CI"
on:
  pull_request:
  push:
    branches:
      - master

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        emacs_version:
          - 27.1
          - 28.2
          - 29.1
          - snapshot
    outputs:
      tarball_name: "${{ steps.upload.outputs.tarball_name }}"
    steps:
      - uses: purcell/setup-emacs@master
        with:
          version: ${{ matrix.emacs_version }}

      - uses: actions/checkout@v2

      - name: Install Yarn
        run: npm install -g yarn

      - uses: c-hive/gha-yarn-cache@v2
        if: ${{ !env.ACT }}

      - name: Initialize sandbox
        uses: nick-fields/retry@v2
        with:
          timeout_minutes: 5
          retry_wait_seconds: 20
          max_attempts: 5
          retry_on: error
          command: |
            SANDBOX_DIR=$(mktemp -d) || exit 1
            echo "SANDBOX_DIR=$SANDBOX_DIR" >> $GITHUB_ENV
            ./makem.sh -vv --sandbox=$SANDBOX_DIR --install-deps --install-linters

      # The "all" rule is not used, because it treats compilation warnings
      # as failures, so linting and testing are run as separate steps.

      - name: Install JavaScript dependencies
        run: |
          yarn
          cd test-stable && yarn && cd ..
          cd test-v2 && yarn && cd ..

      - name: Install additional packages
        run: sudo apt-get -y install aspell python3 python3-setuptools texinfo ruby

      - name: Install pandoc 2
        run: |
          curl -LO https://github.com/jgm/pandoc/releases/download/2.9.2.1/pandoc-2.9.2.1-1-amd64.deb
          sudo dpkg -i pandoc-2.9.2.1-1-amd64.deb

      - name: Install panflute
        run: sudo pip3 install 'panflute==1.12.5'

      - name: Install prettier-ruby dependencies
        run: sudo gem install bundler prettier_print syntax_tree syntax_tree-haml syntax_tree-rbs

      - name: Lint
        run: ./makem.sh -vv --sandbox=$SANDBOX_DIR lint-checkdoc lint-compile lint-declare lint-package lint-regexps

      - name: Set version suffix for PRs
        if: github.event_name == 'pull_request'
        run: |
          echo "VERSION_SUFFIXES=${{ github.run_number }}.-4" >> $GITHUB_ENV

      - name: Build and Test
        if: always() # Run test even if linting fails.
        id: build
        run: |
          set -x
          make
          ./makem.sh -vv --sandbox=$SANDBOX_DIR test
          version=$(awk 'END {gsub(/"/, "", $3); print $3}' < dist/prettier-pkg.el)
          tarball_name="prettier-${version}.tar"
          tar cf "${tarball_name}"  --transform="s,^dist/,prettier-${version}/," dist/*
          ls -ld "${tarball_name}"
          echo "::set-output name=tarball_name::${tarball_name}"

      - name: Upload build
        if: matrix.emacs_version == '27.1'
        uses: actions/upload-artifact@v3
        with:
          path: "${{ steps.build.outputs.tarball_name }}"
          name: "${{ steps.build.outputs.tarball_name }}"

      - name: Set build output
        if: matrix.emacs_version == '27.1'
        id: upload
        run: |
          echo "::set-output name=tarball_name::${{ steps.build.outputs.tarball_name }}"

  deploy:
    needs: build
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
    steps:
      - name: Download build
        id: download
        uses: actions/download-artifact@v3
        with:
          name: "${{ needs.build.outputs.tarball_name }}"

      - name: Unpack tarball
        run: |
          set -eou pipefail
          mkdir -p dist
          tar xf ${{ steps.download.outputs.download-path }}/${{ needs.build.outputs.tarball_name }} \
            --strip-components=1 \
            --exclude=prettier-pkg.el \
            --directory=dist

      - name: Get commit message
        run: |
          set -eou pipefail
          echo 'commit_message<<GITHUB_ENV_EOF' >> $GITHUB_ENV
          curl \
            --silent \
            --show-error \
            --header "Accept: application/vnd.github.v3+json" \
            --header "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
            "https://api.github.com/repos/${{ github.repository }}/commits/${{ github.sha }}" \
            | jq --raw-output .commit.message >> $GITHUB_ENV
          echo GITHUB_ENV_EOF >> $GITHUB_ENV

      - name: Get configuration
        run: |
          set -eou pipefail
          version=$(
            grep '^;; Version' dist/prettier.el | head -1 | cut -d ' ' -f3
          )
          response_code=$(
            curl \
              --silent \
              --show-error \
              --header "Accept: application/vnd.github.v3+json" \
              --header "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
              --output /dev/null \
              --write-out "%{http_code}" \
              "https://api.github.com/repos/${{ github.repository }}/git/ref/tags/v${version}"
          )
          if [ "$response_code" == '404' ]; then
            echo "version=${version}" >> $GITHUB_ENV
            echo "master_tag_name=v${version}" >> $GITHUB_ENV
            echo "release_tag_name=release-${version}" >> $GITHUB_ENV
            echo "tag_message=Version ${version}" >> $GITHUB_ENV
          fi

      - name: Deploy
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: dist
          publish_branch: release
          commit_message: ${{ env.commit_message }}
          tag_name: ${{ env.release_tag_name }}
          tag_message: ${{ env.tag_message }}

      - name: Create release
        if: env.master_tag_name != ''
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ env.master_tag_name }}
          release_name: ${{ env.master_tag_name }}
          body: |
            See `CHANGELOG.md`
          draft: false
          prerelease: false

      - name: Upload release tarball
        if: env.master_tag_name != ''
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ steps.create_release.outputs.upload_url }}
          asset_path: ${{ steps.download.outputs.download-path }}
          asset_name: "${{ needs.build.outputs.tarball_name }}"
          asset_content_type: application/x-tar
# Local Variables:
# eval: (outline-minor-mode)
# End: