changed-files/.github/workflows/test.yml

name: CI

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

jobs:
  test:
    runs-on: ubuntu-latest
    name: Test changed-files
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Run changed-files with defaults
        if: github.event_name == 'pull_request'
        id: changed-files
        uses: ./
      - name: Show output
        if: github.event_name == 'pull_request'
        run: |
          echo "${{ toJSON(steps.changed-files.outputs) }}"          
      - name: List all modified files
        if: github.event_name == 'pull_request'
        run: |
          for file in "${{ steps.changed-files.outputs.modified_files }}"; do
            echo $file
          done          
      - name: Run step when README.md changes
        if: contains(${{ steps.changed-files.outputs.modified_files }}, "README.md")
        run: |
            echo "Your README.md has been modified."            
      - name: Run changed-files with comma separator
        if: github.event_name == 'pull_request'
        id: changed-files-comma
        uses: ./
        with:
          separator: ","
      - name: Show output
        if: github.event_name == 'pull_request'
        run: |
          echo "${{ toJSON(steps.changed-files-comma.outputs) }}"