pr-title-check.yml

name: PR Title Check

on:
  pull_request:
    types: [opened, edited, synchronize, reopened]

jobs:
  check-pr-title:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Install Nushell
        uses: hustcer/setup-nu@v3
        with:
          version: 0.94.1
      - name: Check PR Title
        env:
          PR_TITLE: ${{ github.event.pull_request.title }}
        run: |
          nu -c '
          let title = $env.PR_TITLE
          let regex = "^(Fix|Feature|Documentation|Improvement):.+"
          if ($title | str contains -r $regex) {
            print "PR title is correctly formatted."
            exit 0
          } else {
            print "PR title does not match the required format. It should start with one of: Fix:, Feature:, Documentation:, or Improvement:"
            exit 1
          }
          '