shellcheck.yml

name: shellcheck

on:
  push:
    branches: [develop, main]
  pull_request:

permissions:
  contents: read

jobs:
  shellcheck:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Run shellcheck with -S warning
        run: |
          # Install shellcheck if not available
          if ! command -v shellcheck &> /dev/null; then
            sudo apt-get update
            sudo apt-get install -y shellcheck
          fi

          # Run shellcheck on repo-root *.sh and *.bash files, tests/
          # Exclude can-utils/, openimu/

          echo "=== Running shellcheck -S warning ==="

          # Build file list
          files=()

          # Add repo-root *.sh and *.bash (can-utils/ and openimu/ are not
          # matched by -maxdepth 1 in the first place, so no further
          # exclusion is needed for them).
          while IFS= read -r f; do
              files+=("$f")
          done < <(find . -maxdepth 1 -type f \( -name "*.sh" -o -name "*.bash" \) | sort)

          # Add tests/ files: tests/run.sh, test_*.sh/bash, fakes/*, diag_fakes/* (all shell scripts)
          while IFS= read -r f; do
              if [[ -f "$f" ]] && {
                  [[ "$f" == "tests/run.sh" ]] || \
                  [[ "$f" == "tests/test_"* ]] || \
                  [[ "$f" == "tests/fakes/"* ]] || \
                  [[ "$f" == "tests/diag_fakes/"* ]]; }; then
                  # Only add if it's a shell script (bash/sh shebang, or *.sh/*.bash)
                  if head -1 "$f" 2>/dev/null | grep -qE '^#!.*\b(ba)?sh\b' || [[ "$f" =~ \.(sh|bash)$ ]]; then
                      files+=("$f")
                  fi
              fi
          done < <(find tests/ -type f 2>/dev/null | sort)

          if (( ${#files[@]} > 0 )); then
              shellcheck -S warning "${files[@]}"
          else
              echo "No shell files found to check"
          fi

      - name: Run tests
        run: |
          cd tests
          bash run.sh