prometheus-operator/.github/workflows/changed-files.yaml

name: changed-files

on:
    workflow_call:
      outputs:
        non-markdown-files:
          description: "changed files list"
          value: ${{ jobs.changed-files.outputs.non-markdown-files }}

jobs:
  changed-files:
    # Map the job outputs to step outputs
    outputs:
      non-markdown-files : ${{ steps.changed-files.outputs.non-markdown-files}}
    runs-on: ubuntu-latest
    steps:
    - name: checkout repo
      id: checkout
      uses: actions/checkout@v6
      with:
        fetch-depth: 0
    - name: get changed files
      id: changed-files
      run: |
        echo "non-markdown-files=$(git diff --name-only --diff-filter=ACMRT ${{ github.event.pull_request.base.sha }} ${{ github.sha }} | grep -iv .md$ | xargs)" >> "$GITHUB_OUTPUT"
    - run: |
        echo "${{ steps.changed-files.outputs.non-markdown-files}}"