language-policy.yml

name: Language Policy Enforcement
on: [push, pull_request]
jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6.0.1
      - name: Enforce language policies
        run: |
          # Block new Python files (except SaltStack)
          NEW_PY=$(git diff --name-only --diff-filter=A HEAD~1 2>/dev/null | grep -E '\.py$' | grep -v 'salt' || true)
          if [ -n "$NEW_PY" ]; then
            echo "❌ New Python files detected. Use Rust or ReScript instead."
            echo "$NEW_PY"
            exit 1
          fi
          
          # Block new Ruby files
          NEW_RB=$(git diff --name-only --diff-filter=A HEAD~1 2>/dev/null | grep -E '\.rb$' || true)
          if [ -n "$NEW_RB" ]; then
            echo "❌ New Ruby files detected. Use Rust, Ada/SPARK, or Crystal instead."
            echo "$NEW_RB"
            exit 1
          fi
          
          # Block new Perl files
          NEW_PL=$(git diff --name-only --diff-filter=A HEAD~1 2>/dev/null | grep -E '\.(pl|pm)$' || true)
          if [ -n "$NEW_PL" ]; then
            echo "❌ New Perl files detected. Use Rust instead."
            echo "$NEW_PL"
            exit 1
          fi
          
          # Block new Java/Kotlin (except in LSP projects)
          if [[ ! "$GITHUB_REPOSITORY" =~ "language-server" ]]; then
            NEW_JAVA=$(git diff --name-only --diff-filter=A HEAD~1 2>/dev/null | grep -E '\.(java|kt)$' || true)
            if [ -n "$NEW_JAVA" ]; then
              echo "❌ New Java/Kotlin files detected. Use Rust instead."
              echo "$NEW_JAVA"
              exit 1
            fi
          fi
          
          echo "✅ Language policy check passed"