Pattern matching enhancements review complete. Type inference context helpers incomplete (TODOs), tests fail compilation (missing containsNode). Guards/tuples implemented well but lack type integration. 5 concerns total (2 CRITICAL, 2 IMPORTANT, 1 MINOR). Full review: ai-docs/sessions/20251119-012055/review-full.md

📊 Summary
- Overall assessment: CHANGES_NEEDED
- Priority ranking: 1. Fix compilation/TODOs (CRITICAL, blocks tests), 2. Type service integration (IMPORTANT, core functionality), 3. Re-enable Transform (IMPORTANT, completes feature).
- Testability score: High (excellent unit/golden tests) but currently broken due to compilation errors. Once fixed: 95%+ coverage with good isolation.