build.yml

name: Build ruby.wasm
on:
  push:
    branches: [main]
    tags: ["*"]
    paths-ignore:
      - "*.md"
      - "docs/**"
  pull_request:
  workflow_call:
    inputs:
      publish:
        type: boolean
        description: "Whether to publish or not"
        default: true
      prerel_name:
        type: string
        description: "Pre-release name to be released"
        required: true
    secrets:
      NODE_AUTH_TOKEN:
        required: true

jobs:
  lint:
    runs-on: ubuntu-20.04
    if: ${{ github.event_name == 'pull_request' }}
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - uses: ruby/setup-ruby@v1
        with:
          ruby-version: "head"
          bundler-cache: true
      - run: ./bin/setup
      - run: bundle exec rake check:type
      - run: sudo apt-get install clang-format
      - run: ./bin/clang-format-diff.sh
      - run: bundle exec rake check:bindgen
      - run: git diff --exit-code

  build-builder-image:
    strategy:
      fail-fast: false
      matrix:
        entry:
          - { target: wasm32-unknown-wasip1 }
          - { target: wasm32-unknown-emscripten }
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v4
      - uses: docker/setup-buildx-action@v3
      - uses: docker/login-action@v3
        with:
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
          registry: ghcr.io
      - uses: docker/metadata-action@v5
        id: meta
        with:
          images: ghcr.io/${{ github.repository_owner }}/ruby.wasm/builder/${{ matrix.entry.target }}
      - uses: docker/build-push-action@v5
        with:
          context: builders/${{ matrix.entry.target }}
          push: ${{ github.ref == 'refs/heads/main' || github.ref == 'refs/tags/*' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  build-rake-task-matrix:
    runs-on: ubuntu-20.04
    outputs:
      entries: ${{ steps.set-matrix.outputs.entries }}
    steps:
      - uses: actions/checkout@v4
      - uses: ruby/setup-ruby@v1
        with:
          ruby-version: "head"
          bundler-cache: true
      - run: ./bin/setup
      - run: rake ci:pin_build_manifest
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - uses: actions/upload-artifact@v4
        with:
          name: build-manifest
          path: build_manifest.json
      - name: Set matrix
        id: set-matrix
        run: |
          rake ci:rake_task_matrix
          echo "entries=$(cat ci_matrix.json)" >> $GITHUB_OUTPUT

  rake-tasks:
    strategy:
      fail-fast: false
      matrix:
        entry: ${{ fromJson(needs.build-rake-task-matrix.outputs.entries) }}
    needs: [build-rake-task-matrix]
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v4
        with:
          submodules: true
      - uses: actions/download-artifact@v4
        with:
          name: build-manifest
      - uses: actions/cache@v4.1.2
        if: ${{ matrix.entry.rubies_cache_key != null }}
        with:
          path: ./rubies
          key: ${{ matrix.entry.rubies_cache_key }}
      - uses: docker/setup-buildx-action@v3
      - uses: docker/build-push-action@v5
        id: builder-image
        env:
          DOCKER_BUILD_NO_SUMMARY: true
        with:
          context: builders/${{ matrix.entry.builder }}
          load: true
          cache-from: type=gha
          cache-to: type=gha,mode=max
      - name: Setup builder container
        run: |
          docker run -dit -v "$GITHUB_WORKSPACE:/home/me/build" -w /home/me/build \
            -e "ENABLE_GITHUB_ACTIONS_MARKUP=true" \
            -e "RUBYWASM_UID=$(id -u)" -e "RUBYWASM_GID=$(id -g)" \
            -e "GNUMAKEFLAGS=-j$((1 + $(nproc --all)))" \
            --name builder \
            ${{ steps.builder-image.outputs.imageid }} /bin/sh
          echo 'docker exec -u me builder "$@"' > ./build-exec
          chmod +x ./build-exec
          # wait for docker exec to be ready
          timeout 10 bash -c 'until ./build-exec bundle config set --local without check; do sleep 1; done'
      - run: ./build-exec ./bin/setup
      - run: ./build-exec bundle exec rake compile
      - name: Pre-release configuration
        run: ./build-exec bundle exec rake ${{ matrix.entry.prerelease }}[${{ inputs.prerel_name }}]
        if: ${{ inputs.prerel_name != '' && matrix.entry.prerelease != '' }}
      - name: rake ${{ matrix.entry.task }}
        run: ./build-exec rake --verbose ${{ matrix.entry.task }}
      - uses: actions/upload-artifact@v4
        if: ${{ matrix.entry.artifact }}
        with:
          name: ${{ matrix.entry.artifact_name }}
          path: ${{ matrix.entry.artifact }}
      - uses: ruby/setup-ruby@v1
        if: ${{ matrix.entry.test != '' }}
        with:
          ruby-version: "head"
          bundler-cache: false
      - name: rake ${{ matrix.entry.test }}
        run: |
          bundle install --with=check --without=development
          rake ${{ matrix.entry.test }}
        if: ${{ matrix.entry.test != '' }}

  release-artifacts:
    needs: [rake-tasks]
    runs-on: ubuntu-20.04
    if: ${{ startsWith(github.ref, 'refs/tags/') || inputs.publish }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/download-artifact@v4
        with:
          name: build-manifest
      - uses: actions/download-artifact@v4
        with:
          path: release
      - uses: actions/setup-node@v4
        with:
          node-version: 16
          registry-url: https://registry.npmjs.org/
      - uses: ruby/setup-ruby@v1
        with:
          ruby-version: "head"
          bundler-cache: true
      - run: ./bin/setup
      - run: echo "PREREL_NAME=${{ inputs.prerel_name }}" >> $GITHUB_ENV
      - run: bundle exec rake "ci:publish[${PREREL_NAME:-$GITHUB_REF_NAME}]"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          NODE_AUTH_TOKEN: ${{ secrets.NODE_AUTH_TOKEN }}