release.yml

name: Release

on:
  push:
    tags:
      - '*.*.*'
      # These are used to trigger (only) MELPA Stable. See
      # https://github.com/emacs-tree-sitter/elisp-tree-sitter/issues/177
      - '!melpa-stable/**'

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        include:
          # TODO: Get host platform from somewher instead of specifying it explicitly here.
          - os: macos-12
            bundle_os: macos
            emacs-version: '27.2'
            ext: dylib
            host: x86_64-apple-darwin
          - os: macos-12
            bundle_os: macos
            emacs-version: '27.2'
            ext: dylib
            target: aarch64-apple-darwin
          - os: ubuntu-20.04
            bundle_os: linux
            emacs-version: '27.2'
            ext: so
            host: x86_64-unknown-linux-gnu
          - os: windows-2019
            bundle_os: windows
            emacs-version: '27.2'
            ext: dll
            host: x86_64-pc-windows-msvc
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4
      - run: .github/script/setup

      - uses: actions/setup-python@v4
        with:
          python-version: '3.10' 

      - name: Install tree-sitter CLI
        run: npm install -g tree-sitter-cli@0.19.3

      - uses: jcs090218/setup-emacs@master
        with:
          version: ${{ matrix.emacs-version }}

      - uses: emacs-eask/setup-eask@master
        with:
          version: 'snapshot'
      - run: eask install-deps

      - run: script/compile all -target "${{ matrix.target }}"
        continue-on-error: ${{ !matrix.target }}

      - run: script/inspect-binaries
        continue-on-error: true
      - run: script/test
        if: ${{ !matrix.target }}
        continue-on-error: ${{ runner.os == 'Windows' }}

      - run: eask package
        if: ${{ !matrix.target }}

      - name: Determine version
        if: runner.os != 'Windows'
        run: |
          bundle_version=$(script/bundle-version)
          bundle_version=${bundle_version//$'\n'/}
          echo BUNDLE_VERSION=$bundle_version >> $GITHUB_ENV
      - name: Determine version
        if: runner.os == 'Windows'
        run: |
          $bundle_version = ((script/bundle-version) | Out-String).Trim()
          echo BUNDLE_VERSION=$bundle_version | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append

      - name: Rename cross-compilation's binary
        if: matrix.target
        run: |
          mv tree-sitter-grammars-${{ matrix.bundle_os }}-${{ env.BUNDLE_VERSION }}.tar.gz tree-sitter-grammars.${{ matrix.target }}.v${{ env.BUNDLE_VERSION }}.tar.gz
      - name: Make a target-explicit copy of native compilation's binary
        if: ${{ !matrix.target && matrix.host }}
        shell: bash
        run: |
          cp tree-sitter-grammars-${{ matrix.bundle_os }}-${{ env.BUNDLE_VERSION }}.tar.gz tree-sitter-grammars.${{ matrix.host }}.v${{ env.BUNDLE_VERSION }}.tar.gz

      - name: Upload binary
        uses: actions/upload-artifact@v3
        with:
          name: tree-sitter-grammars
          path: tree-sitter-grammars*.tar.gz
          if-no-files-found: error

  publish:
    needs: build
    runs-on: ubuntu-20.04
    steps:
      - uses: jcs090218/setup-emacs@master
        with:
          version: '27.2'
      - uses: actions/checkout@v4
      - name: Generate release notes
        run: |
          RELEASE_VERSION=$(git describe --tags --abbrev=0)
          script/dev release-notes "$RELEASE_VERSION" > RELEASE-NOTES
          echo RELEASE_VERSION=$RELEASE_VERSION >> $GITHUB_ENV
          cat RELEASE-NOTES

      - name: Download binaries
        uses: actions/download-artifact@v3
        with:
          name: tree-sitter-grammars
      - run: ls -R

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          body_path: RELEASE-NOTES
          files: |
            tree-sitter-grammars*.tar.gz

      - name: Greenlight releasing to MELPA
        uses: actions/github-script@v5
        with:
          github-token: ${{ secrets.PAT }}
          script: |
            github.rest.git.updateRef({
              owner: context.repo.owner,
              repo: context.repo.repo,
              ref: "heads/release",
              sha: context.sha
            })
        continue-on-error: true

      - name: Greenlight releasing to MELPA Stable
        uses: actions/github-script@v5
        with:
          github-token: ${{ secrets.PAT }}
          script: |
            github.rest.git.createRef({
              owner: context.repo.owner,
              repo: context.repo.repo,
              ref: "refs/tags/melpa-stable/v${{ env.RELEASE_VERSION }}",
              sha: context.sha
            })
        continue-on-error: true