pull-request-commit.yml

# Credit for fingerprint action https://github.com/expo/expo
# https://github.com/expo/expo/blob/main/.github/workflows/pr-labeler.yml
---
name: PR Tests

on:
  push:
    branches: [main]
  pull_request:
    types: [opened, synchronize]

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

# Permissions are granted per-job below; anything unlisted defaults to none.
# pull-requests: write is needed by sticky-pull-request-comment to post the
# bundle-size and fingerprint diffs
permissions: {}

jobs:
  # Populate this from main so every PR can restore the same trusted baseline.
  webpack-analyzer-base:
    runs-on: ubuntu-24.04
    if: ${{ github.event_name == 'push' }}
    permissions:
      contents: read
    steps:
      - name: ⬇️ Checkout
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0

      - uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9

      - name: 🔧 Setup Node
        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
        with:
          node-version-file: package.json
          cache: pnpm

      - name: ⬇️ Get base stats from cache
        id: get-base-stats
        uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          path: stats.json
          key: stats-base-main-${{ github.sha }}

      - name: 🔦 Generate stats file for base commit
        if: ${{ !steps.get-base-stats.outputs.cache-hit }}
        run: |
          pnpm install
          pnpm intl:build
          pnpm generate-webpack-stats-file

      - name: ⬆️ Save base stats to cache
        if: ${{ !steps.get-base-stats.outputs.cache-hit }}
        uses: actions/cache/save@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          path: stats.json
          key: stats-base-main-${{ github.sha }}

  webpack-analyzer:
    runs-on: ubuntu-24.04
    if: ${{ github.event.pull_request.head.repo.full_name == github.repository && github.event_name == 'pull_request'}}
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: ⬇️ Checkout
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          fetch-depth: 0

      - uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9

      - name: 🔧 Setup Node
        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
        with:
          node-version-file: package.json
          cache: pnpm

      - name: Ensure tracking relevant branches and checkout base
        env:
          HEAD_REF: ${{ github.head_ref }}
          BASE_REF: ${{ github.base_ref }}
        run: |
          git checkout $HEAD_REF
          git checkout $BASE_REF

      - name: Get the base commit
        id: base-commit
        env:
          BASE_REF: ${{ github.base_ref }}
        run: echo base-commit=$(git log -n 1 $BASE_REF --pretty=format:'%H') >> "$GITHUB_OUTPUT"

      - name: Merge PR commit
        env:
          HEAD_REF: ${{ github.head_ref }}
        run: |
          # Have to set a git config for the merge to work
          git config --global user.email "github-actions[bot]@users.noreply.github.com"
          git config --global user.name "github-actions[bot]"
          git merge --no-edit $HEAD_REF
          pnpm install
          pnpm intl:build

      - name: 🔦 Generate stats file for PR
        run: |
          pnpm generate-webpack-stats-file
          mv stats.json ../stats-new.json

      - name: ⬇️ Get base stats from cache
        id: get-base-stats
        # Restore-only prevents PR-scoped fallback builds from creating caches.
        uses: actions/cache/restore@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v6.1.0
        with:
          path: stats.json
          key: stats-base-main-${{ steps.base-commit.outputs.base-commit }}

      - name: Restore to base commit
        if: ${{ !steps.get-base-stats.outputs.cache-hit }}
        env:
          BASE_COMMIT: ${{ steps.base-commit.outputs.base-commit }}
        run: |
          git reset "$BASE_COMMIT"
          git restore .

      - name: 🔦 Generate stats file from base commit
        if: ${{ !steps.get-base-stats.outputs.cache-hit }}
        run: |
          pnpm install
          pnpm intl:build
          pnpm generate-webpack-stats-file

      - name: ％ Get diff
        id: get-diff
        uses: NejcZdovc/bundle-size-diff@5321de41d2d62a7b0f4d6e60f59d1280a0034160 # v1.1.0
        with:
          base_path: "stats.json"
          pr_path: "../stats-new.json"
          excluded_assets: "(.+).chunk.js|(.+).js.map|(.+).json|(.+).png|(.+).svg|(.+).webp|(.+).jpg|(.+).ico"

      - name: 💬 Drop a comment
        uses: marocchino/sticky-pull-request-comment@5770ad5eb8f42dd2c4f34da00c94c5381e49af88 # v3.0.5
        with:
          header: bundle-diff
          message: |
            | Old size | New size | Diff                  |
            |----------|----------|-----------------------|
            | ${{ steps.get-diff.outputs.base_file_string }} | ${{ steps.get-diff.outputs.pr_file_string }} | ${{ steps.get-diff.outputs.diff_file_string }} (${{ steps.get-diff.outputs.percent }}%) |
            ---

  fingerprint-native:
    runs-on: ubuntu-22.04
    if: ${{ github.event.pull_request.head.repo.full_name == github.repository && github.event_name == 'pull_request'}}
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: ⬇️ Checkout
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
        with:
          fetch-depth: 100

      - name: ⬇️ Fetch commits from base branch
        run: git fetch origin main:main --depth 100
        if: github.event_name == 'pull_request'

      - uses: pnpm/action-setup@0ebf47130e4866e96fce0953f49152a61190b271 # v6.0.9

      - name: 🔧 Setup Node
        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
        with:
          node-version-file: package.json
          cache: pnpm

      - name: 📷 Check fingerprint and install dependencies
        id: fingerprint
        timeout-minutes: 5
        uses: bluesky-social/github-actions/fingerprint-native@b5556913e4aef3964cfd5936d0add3fc0d809bdb # v0.2.0
        with:
          profile: pull-request

      - name: 💬 Drop a comment
        uses: marocchino/sticky-pull-request-comment@5770ad5eb8f42dd2c4f34da00c94c5381e49af88 # v3.0.5
        if: ${{ steps.fingerprint.outputs.includes-changes }}
        with:
          header: fingerprint-diff
          message: |
            The Pull Request introduced fingerprint changes against the base commit:
            <details><summary>Fingerprint diff</summary>

            ```json
            ${{ steps.fingerprint.outputs.diff }}
            ```

            </details>

            ---
            *Generated by [PR labeler](https://github.com/expo/expo/actions/workflows/pr-labeler.yml) 🤖*

      - name: 💬 Delete comment
        uses: marocchino/sticky-pull-request-comment@5770ad5eb8f42dd2c4f34da00c94c5381e49af88 # v3.0.5
        if: ${{ !steps.fingerprint.outputs.includes-changes }}
        with:
          header: fingerprint-diff
          delete: true

      - name: 🏷️ Label as fingerprint changed
        if: ${{ steps.fingerprint.outputs.includes-changes }}
        env:
          GH_TOKEN: ${{ github.token }}
          PR_NUMBER: ${{ github.event.pull_request.number }}
        run: |
          gh pr edit "$PR_NUMBER" --add-label "bot: fingerprint changed" || true

      - name: 🏷️ Remove fingerprint changed label
        if: ${{ !steps.fingerprint.outputs.includes-changes }}
        env:
          GH_TOKEN: ${{ github.token }}
          PR_NUMBER: ${{ github.event.pull_request.number }}
        run: |
          gh pr edit "$PR_NUMBER" --remove-label "bot: fingerprint changed" || true