# Check every bash script with shellcheck (settings in .shellcheckrc)
name: shellcheck

on: [push, pull_request]

jobs:
  shellcheck:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Install shellcheck
        run: |
          SUDO=$(command -v sudo || true)
          $SUDO apt-get update -q
          $SUDO apt-get install -y -q shellcheck
      - name: Run shellcheck
        run: |
          git ls-files -z | while IFS= read -r -d '' f; do
            [ -L "$f" ] && continue
            case "$f" in *.sh|*.conf) echo "$f"; continue ;; esac
            head -n 1 "$f" | grep -q '^#!.*bash' && echo "$f"
          done | xargs -d '\n' shellcheck -S warning