eslint.yml

name: ESLint

on:
  pull_request:
    paths:
      - 'src/**/*.{js,jsx,ts,tsx}'
      - '.github/workflows/eslint.yml'
    types:
      - opened
      - synchronize
      - reopened
      - ready_for_review
  workflow_dispatch:

permissions:
  contents: read
  pull-requests: read

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: 'latest'
      - name: Install Node dependencies
        run: npm ci
      - name: Lint only affected files
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          CHANGED_FILES=$(gh pr diff ${{ github.event.pull_request.number }} --name-only | grep -E '\.js$|\.jsx$|\.ts$|\.tsx$' || echo "")
          if [ -n "$CHANGED_FILES" ]; then
            echo "Linting the following files:"
            echo "$CHANGED_FILES"
            echo "$CHANGED_FILES" | xargs npx eslint
          else
            echo "No files to lint"
          fi
          npx eslint src