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path: root/.github/workflows/pull-request-commit.yml
blob: 10c9a2c5ffb1b5657930086f712f3fbfdf43873c (plain) (blame)
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# Credit for fingerprint action https://github.com/expo/expo
# https://github.com/expo/expo/blob/main/.github/workflows/pr-labeler.yml
---
name: PR labeler

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

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

jobs:
  webpack-analyzer:
    runs-on: ubuntu-22.04
    if: ${{ github.event_name == 'pull_request' }}
    permissions:
      pull-requests: write
      actions: write
    steps:
      - name: ⬇️ Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: 🔧 Setup Node
        uses: actions/setup-node@v4
        with:
          node-version-file: .nvmrc
          cache: yarn

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

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

      - name: Merge PR commit
        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 ${{ github.head_ref }}
          yarn install

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

      - name: ⬇️ Get base stats from cache
        id: get-base-stats
        uses: actions/cache@v4
        with:
          path: stats-base.json
          key: stats-base-${{ steps.base-commit.outputs.base-commit }}

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

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

      - name: % Get diff
        id: get-diff
        uses: NejcZdovc/bundle-size-diff@v1
        with:
          base_path: 'stats-base.json'
          pr_path: '../stats-new.json'
          excluded_assets: '(.+).chunk.js|(.+).js.map|(.+).json|(.+).png'

      - name: 💬 Drop a comment
        uses: marocchino/sticky-pull-request-comment@v2
        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 }}%) |
            ---

  test-suite-fingerprint:
    runs-on: ubuntu-22.04
    if: ${{ github.event_name == 'pull_request' || github.event_name == 'push' }}
    concurrency: fingerprint-${{ github.event_name != 'pull_request' && 'main' || github.run_id }}
    permissions:
      pull-requests: write
      actions: write
    steps:
      - name: ⬇️ Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 100

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

      - name: 🔧 Setup Node
        uses: actions/setup-node@v4
        with:
          node-version-file: .nvmrc
          cache: yarn

      - name: ⚙️ Install Dependencies
        run: yarn install

      - name: Get the base commit
        id: base-commit
        run: echo base-commit=$(git log -n 1 main --pretty=format:'%H') >> "$GITHUB_OUTPUT"

      - name: 📷 Check fingerprint
        id: fingerprint
        uses: expo/expo-github-action/fingerprint@main
        with:
          previous-git-commit: ${{ steps.base-commit.outputs.base-commit }}

      - name: 👀 Debug fingerprint
        run: |
          echo "previousGitCommit=${{ steps.fingerprint.outputs.previous-git-commit }} currentGitCommit=${{ steps.fingerprint.outputs.current-git-commit }}"
          echo "isPreviousFingerprintEmpty=${{ steps.fingerprint.outputs.previous-fingerprint == '' }}"

      - name: 💬 Drop a comment
        uses: marocchino/sticky-pull-request-comment@v2
        if: ${{ github.event_name == 'pull_request' && steps.fingerprint.outputs.fingerprint-diff != '[]' }}
        with:
          header: fingerprint-diff
          message: |
            The Pull Request introduced fingerprint changes against the base commit: ${{ steps.fingerprint.outputs.previous-git-commit }}
            <details><summary>Fingerprint diff</summary>

            ```json
            ${{ steps.fingerprint.outputs.fingerprint-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@v2
        if: ${{ github.event_name == 'pull_request' && steps.fingerprint.outputs.fingerprint-diff == '[]' }}
        with:
          header: fingerprint-diff
          delete: true