|
| 1 | +name: Bundle Size |
| 2 | + |
| 3 | +on: |
| 4 | + pull_request: |
| 5 | + paths: |
| 6 | + - 'packages/**' |
| 7 | + - 'package.json' |
| 8 | + - 'pnpm-lock.yaml' |
| 9 | + - '.size-limit.json' |
| 10 | + - '.github/workflows/bundle-size.yml' |
| 11 | + - '.bundle-size-skip-branch' |
| 12 | + |
| 13 | +jobs: |
| 14 | + check-skip: |
| 15 | + runs-on: ubuntu-22.04 |
| 16 | + outputs: |
| 17 | + skip: ${{ steps.skip-check.outputs.skip }} |
| 18 | + steps: |
| 19 | + - name: Checkout PR branch |
| 20 | + uses: actions/checkout@v4 |
| 21 | + |
| 22 | + - name: Check if branch should skip size check |
| 23 | + id: skip-check |
| 24 | + env: |
| 25 | + BRANCH: ${{ github.head_ref }} |
| 26 | + run: | |
| 27 | + SKIP_FILE=".bundle-size-skip-branch" |
| 28 | + SKIP_BRANCH=$(grep -v '^[[:space:]]*#' "$SKIP_FILE" 2>/dev/null | grep -v '^[[:space:]]*$' | tr -d '[:space:]' || echo "") |
| 29 | + if [ "$SKIP_BRANCH" = "$BRANCH" ]; then |
| 30 | + echo "skip=true" >> $GITHUB_OUTPUT |
| 31 | + echo "::notice::Branch '$BRANCH' is set to skip size check" |
| 32 | + else |
| 33 | + echo "skip=false" >> $GITHUB_OUTPUT |
| 34 | + fi |
| 35 | +
|
| 36 | + check-bundle-size: |
| 37 | + needs: check-skip |
| 38 | + if: needs.check-skip.outputs.skip != 'true' |
| 39 | + runs-on: ubuntu-22.04 |
| 40 | + permissions: |
| 41 | + contents: read |
| 42 | + pull-requests: write |
| 43 | + env: |
| 44 | + CI_JOB_NUMBER: 1 |
| 45 | + steps: |
| 46 | + - name: Setup Node |
| 47 | + uses: actions/setup-node@v4 |
| 48 | + with: |
| 49 | + node-version: '22' |
| 50 | + |
| 51 | + - name: Setup pnpm |
| 52 | + uses: pnpm/action-setup@v4 |
| 53 | + with: |
| 54 | + version: 9 |
| 55 | + |
| 56 | + # 1. Get PR's size-limit config first (base branch may not have it) |
| 57 | + - name: Checkout PR branch for config |
| 58 | + uses: actions/checkout@v4 |
| 59 | + |
| 60 | + - name: Save size-limit config |
| 61 | + run: cp .size-limit.json /tmp/size-limit-config.json |
| 62 | + |
| 63 | + # 2. Get base branch sizes |
| 64 | + - name: Checkout base branch |
| 65 | + uses: actions/checkout@v4 |
| 66 | + with: |
| 67 | + ref: ${{ github.base_ref }} |
| 68 | + |
| 69 | + - name: Copy size-limit config to base branch |
| 70 | + run: cp /tmp/size-limit-config.json .size-limit.json |
| 71 | + |
| 72 | + - name: Install base dependencies |
| 73 | + run: pnpm install --frozen-lockfile |
| 74 | + |
| 75 | + - name: Build base branch |
| 76 | + run: pnpm run build |
| 77 | + |
| 78 | + - name: Verify build artifacts |
| 79 | + run: | |
| 80 | + missing=0 |
| 81 | + for pkg in react-on-rails react-on-rails-pro react-on-rails-pro-node-renderer; do |
| 82 | + if ! ls packages/$pkg/lib/*.js >/dev/null 2>&1; then |
| 83 | + echo "::error::Missing build artifacts in packages/$pkg/lib/" |
| 84 | + missing=1 |
| 85 | + fi |
| 86 | + done |
| 87 | + if [ $missing -eq 1 ]; then |
| 88 | + exit 1 |
| 89 | + fi |
| 90 | + echo "All build artifacts verified" |
| 91 | +
|
| 92 | + - name: Measure base branch sizes |
| 93 | + run: | |
| 94 | + pnpm exec size-limit --json > /tmp/base-sizes.json |
| 95 | + echo "Base branch sizes:" |
| 96 | + cat /tmp/base-sizes.json |
| 97 | +
|
| 98 | + # 3. Checkout PR and set dynamic limits |
| 99 | + - name: Checkout PR branch |
| 100 | + uses: actions/checkout@v4 |
| 101 | + |
| 102 | + - name: Install PR dependencies |
| 103 | + run: pnpm install --frozen-lockfile |
| 104 | + |
| 105 | + - name: Set dynamic limits (base + 0.5KB) |
| 106 | + run: node scripts/bundle-size.mjs set-limits --base /tmp/base-sizes.json |
| 107 | + |
| 108 | + - name: Copy .size-limit.json file with limits to tmp directory |
| 109 | + run: cp .size-limit.json /tmp/.size-limit-with-limits.json |
| 110 | + |
| 111 | + # 4. Run the action with dynamic limits |
| 112 | + - name: Check bundle size |
| 113 | + uses: andresz1/size-limit-action@v1 |
| 114 | + with: |
| 115 | + github_token: ${{ secrets.GITHUB_TOKEN }} |
| 116 | + package_manager: pnpm |
| 117 | + build_script: build-for-size-limit |
| 118 | + skip_step: install |
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