diff --git a/ACTION_PLAN.md b/ACTION_PLAN.md new file mode 100644 index 0000000..7e27bd6 --- /dev/null +++ b/ACTION_PLAN.md @@ -0,0 +1,240 @@ +# Action Plan: Making fluff the "Ruff of Fortran" + +## Vision + +Transform fluff from its current prototype state (10-15% complete) into a production-ready, blazing-fast Fortran linter and formatter that rivals ruff's impact on Python development. + +## Core Principles (from Ruff) + +1. **⚑ Speed**: 10-100x faster than existing tools +2. **🎯 Zero Configuration**: Works out of the box +3. **πŸ”§ Fix Everything**: Automatic fixes for all violations +4. **πŸ“¦ Drop-in Replacement**: Compatible with existing workflows +5. **🌐 Universal**: Support all Fortran standards + Lazy Fortran + +## Critical Path to Success + +### Week 1-2: Foundation Emergency Surgery + +#### Day 1-3: Test Infrastructure Revival +```fortran +! Current: No tests run +! Target: 100% test execution with coverage +``` +- [ ] Add test-drive as dependency +- [ ] Convert all 86 test files to test-drive format +- [ ] Create test runner script +- [ ] Add coverage reporting +- [ ] Set up CI to run tests on every commit + +#### Day 4-7: fortfront Integration Completion +```fortran +! Current: AST parsed but not traversable +! Target: Full AST manipulation capability +``` +- [ ] Implement `ast_traverse` using fortfront's visitor pattern +- [ ] Implement `ast_get_node_type` with full node type detection +- [ ] Implement `ast_get_children` for AST navigation +- [ ] Implement `ast_get_node_location` for precise error reporting +- [ ] Create comprehensive AST utility functions + +#### Day 8-10: Configuration System +```fortran +! Current: TOML parsing stubbed +! Target: Full configuration with defaults +``` +- [ ] Integrate TOML-Fortran library +- [ ] Implement configuration loading +- [ ] Add configuration validation +- [ ] Create default configurations for common use cases +- [ ] Support pyproject.toml style configuration + +### Week 3-4: Core Linting Engine + +#### Implement High-Value Rules First +Priority order based on user impact: + +1. **F001**: implicit none (βœ… already done) +2. **F006**: unused variables +3. **F007**: undefined variables +4. **F008**: missing intent +5. **F002**: indentation consistency +6. **F003**: line length +7. **F012**: naming conventions + +Implementation template for each rule: +```fortran +subroutine check_rule_fXXX(ctx, node_index, violations) + ! 1. Use fortfront visitor to traverse AST + ! 2. Pattern match on node types + ! 3. Apply semantic analysis from context + ! 4. Generate violations with fix suggestions + ! 5. Return actionable diagnostics +end subroutine +``` + +### Week 5-6: Formatter Implementation + +#### AST-Preserving Formatter +```fortran +! Use fortfront's emit_fortran with custom formatting +``` +- [ ] Implement style-guide based formatting +- [ ] Preserve comments and preprocessor directives +- [ ] Support partial formatting (ranges) +- [ ] Add format-on-save capability +- [ ] Ensure idempotent formatting + +### Week 7-8: Performance Optimization + +#### Target Metrics +- **Speed**: Process 100K lines in <1 second +- **Memory**: <100MB for typical projects +- **Startup**: <50ms cold start + +#### Optimization Strategies +1. **Parallel Processing**: Use OpenMP for file-level parallelism +2. **Caching**: Implement persistent AST cache +3. **Incremental Analysis**: Only reanalyze changed files +4. **Memory Pool**: Reuse allocations +5. **Profile-Guided Optimization**: Use real-world codebases + +### Week 9-10: Developer Experience + +#### LSP Server +- [ ] Implement full LSP protocol +- [ ] Real-time diagnostics +- [ ] Code actions for fixes +- [ ] Hover information +- [ ] Go to definition + +#### IDE Integration +- [ ] VS Code extension +- [ ] Neovim plugin +- [ ] Emacs package +- [ ] Sublime Text package + +### Week 11-12: Ecosystem Integration + +#### Build System Support +- [ ] CMake integration +- [ ] Meson support +- [ ] Make integration +- [ ] fpm native support + +#### CI/CD Integration +- [ ] GitHub Actions +- [ ] GitLab CI +- [ ] Jenkins plugin +- [ ] Pre-commit hooks + +### Week 13-14: Advanced Features + +#### Performance Rules (P001-P007) +- [ ] Loop optimization detection +- [ ] Array access patterns +- [ ] Memory allocation patterns +- [ ] Vectorization opportunities +- [ ] Cache-friendly code detection + +#### Lazy Fortran Support +- [ ] Seamless dialect detection +- [ ] Automatic conversion +- [ ] Mixed-dialect projects + +### Week 15-16: Production Readiness + +#### Quality Assurance +- [ ] Test on major Fortran projects (stdlib, LAPACK, PETSc) +- [ ] Performance benchmarks vs competitors +- [ ] Security audit +- [ ] Documentation completion + +#### Release Engineering +- [ ] Binary releases for all platforms +- [ ] Package managers (brew, apt, conda) +- [ ] Docker images +- [ ] Automated release pipeline + +## Success Metrics + +### Performance (Must Match Ruff) +| Metric | Current | Target | Ruff Equivalent | +|--------|---------|--------|-----------------| +| 100K lines processing | N/A | <1s | <0.5s | +| Startup time | N/A | <50ms | <20ms | +| Memory usage | N/A | <100MB | <50MB | +| Incremental analysis | None | <100ms | <50ms | + +### Feature Parity Checklist +- [ ] 50+ built-in rules +- [ ] Automatic fixing for 90% of violations +- [ ] Configuration compatibility with existing tools +- [ ] Watch mode with instant feedback +- [ ] Editor integration for top 5 editors +- [ ] CI/CD integration for top 5 platforms + +### Adoption Goals +- [ ] 1,000 GitHub stars in 6 months +- [ ] 10+ major projects using fluff +- [ ] 5+ contributors from community +- [ ] Package manager availability + +## Implementation Priority Matrix + +| Impact ↓ Effort β†’ | Low | Medium | High | +|-------------------|-----|--------|------| +| **High** | Fix tests
AST integration | Core rules
Formatter | Performance opt | +| **Medium** | Config system
TOML parsing | LSP server
Watch mode | IDE plugins | +| **Low** | Documentation | Advanced rules | Extensibility | + +## Risk Mitigation + +### Technical Risks +1. **fortfront API gaps**: βœ… Already resolved - APIs available +2. **Performance bottlenecks**: Profile early and often +3. **Memory usage**: Use arena allocators like fortfront + +### Adoption Risks +1. **Legacy code compatibility**: Support Fortran 77 onwards +2. **Build system variety**: Support all major systems +3. **Change resistance**: Provide migration guides + +## Competitive Analysis + +### Current Fortran Linters +- **fprettify**: Slow, limited rules +- **FORD**: Documentation only +- **flint**: Abandoned + +### fluff Advantages +1. **Speed**: 100x faster through AST caching +2. **Completeness**: Linting + formatting + LSP +3. **Modern**: Supports latest Fortran standards +4. **Unique**: Lazy Fortran support + +## Call to Action + +### Immediate Next Steps (This Week) +1. Fix test infrastructure - **BLOCKER** +2. Complete fortfront AST integration - **BLOCKER** +3. Implement first 5 AST-based rules +4. Remove all stub implementations +5. Create benchmark suite + +### Community Engagement +1. Blog post: "Building the Ruff of Fortran" +2. Conference talk proposal for FortranCon +3. Reddit/HN launch when MVP ready +4. YouTube demo videos + +## Conclusion + +fluff can become the "ruff of Fortran" in 16 weeks with focused execution. The path is clear: +1. Fix foundations (Weeks 1-2) +2. Build core features (Weeks 3-8) +3. Optimize performance (Weeks 9-10) +4. Polish UX (Weeks 11-14) +5. Launch (Weeks 15-16) + +The Fortran community desperately needs modern tooling. fluff can fill this gap by delivering ruff-level performance and usability to scientific computing. \ No newline at end of file diff --git a/BACKLOG.md b/BACKLOG.md index cf2f5f5..3a7e0bb 100644 --- a/BACKLOG.md +++ b/BACKLOG.md @@ -4,81 +4,190 @@ This document provides a detailed, tactical implementation plan for developing `fluff` to achieve feature parity with ruff for Fortran. Each task follows the RED-GREEN-REFACTOR TDD methodology and works strictly with typed AST from fortfront's semantic analyzer. -## Phase 1: Foundation βœ… COMPLETED +**⚠️ IMPORTANT: This document has been updated to reflect actual implementation status as of comprehensive reassessment.** + +## Current Status: Early Prototype (10-15% Complete) + +### Critical Issues to Address +1. **Test Infrastructure Broken**: No tests run with `fpm test` +2. **fortfront Integration Incomplete**: AST traversal/inspection not implemented +3. **22 of 23 Rules are Stubs**: Only F001 has text-based implementation +4. **Core Functionality Missing**: Configuration, formatting, LSP mostly stubbed + +## Phase 0: Critical Fixes 🚨 URGENT + +### Task 0.1: Fix Test Infrastructure +- [ ] Convert all 86 test files to use test-drive +- [ ] Enable `fpm test` to actually run tests +- [ ] Add test-drive dependency to fpm.toml +- [ ] Verify tests execute and report results + +### Task 0.2: Complete fortfront AST Integration +- [ ] Implement ast_traverse using fortfront's traverse_depth +- [ ] Implement ast_get_node_type using fortfront's node introspection +- [ ] Implement ast_get_children using fortfront's get_children +- [ ] Implement ast_get_node_location using fortfront's location info +- [ ] Remove all "AST parsing required - no fallbacks!" error stops + +### Task 0.3: Fix Configuration System +- [ ] Implement TOML parsing in fluff_config.f90 +- [ ] Complete path normalization in fluff_common.f90 +- [ ] Validate configuration loading works end-to-end + +## Phase 1: Foundation πŸ”„ IN PROGRESS (40% Complete) ### Summary -- βœ… **Project Infrastructure**: Core module structure, CLI framework, clean architecture -- βœ… **fortfront Integration**: Complete AST wrapper with typed node introspection and performance optimization -- βœ… **Configuration System**: TOML configuration, rule selection, validation system +- βœ… Project infrastructure and module structure +- βœ… Basic fortfront integration (parsing only) +- ❌ **AST traversal and inspection not implemented** +- ❌ **Configuration system not functional** -## Phase 2: Linting Engine βœ… COMPLETED +### Remaining Tasks +- [ ] Task 1.1: Complete AST wrapper implementation +- [ ] Task 1.2: Implement TOML configuration parsing +- [ ] Task 1.3: Fix path utilities +- [ ] Task 1.4: Add comprehensive unit tests -### Summary -- βœ… **Rule Framework**: Abstract rule interface, central registry, performance optimization (0.038ms per file for 23 rules) -- βœ… **Core Fortran Rules**: Style rules (F001-F015), Performance rules (P001-P007), comprehensive quality assurance -- βœ… **Diagnostic System**: Rich diagnostics with multiple output formats, fix suggestions, performance optimized (27M diagnostics/second) +## Phase 2: Linting Engine πŸ”„ IN PROGRESS (5% Complete) -## Phase 3: Code Formatting βœ… COMPLETED +### Summary +- βœ… Rule framework structure exists +- ❌ **Only 1 of 23 rules implemented (F001 with text fallback)** +- ❌ **All other rules return empty violations** +- ❌ **No AST-based rule checking** + +### Remaining Tasks +- [ ] Task 2.1: Implement F002-F005 (style rules) using AST +- [ ] Task 2.2: Implement F006-F010 (quality rules) using AST +- [ ] Task 2.3: Implement F011-F015 (convention rules) using AST +- [ ] Task 2.4: Implement P001-P007 (performance rules) using AST +- [ ] Task 2.5: Implement C001 (correctness rule) using AST +- [ ] Task 2.6: Add fix suggestions for each rule +- [ ] Task 2.7: Performance optimize rule execution + +## Phase 3: Code Formatting ❌ NOT STARTED (Structure Only) ### Summary -- βœ… **AST-Based Formatter**: Complete formatter framework using fortfront API (1,333 files/second average performance) -- βœ… **Style Guide Integration**: 5 built-in style guides with automatic detection and customization -- βœ… **Format Quality**: Multi-dimensional quality assessment with user feedback integration (100% test success) +- βœ… Formatter module structure exists +- ❌ **No actual formatting implementation** +- ❌ **Multiple error stops for AST requirements** + +### Required Tasks +- [ ] Task 3.1: Implement format_file functionality +- [ ] Task 3.2: Implement range-based formatting +- [ ] Task 3.3: Integrate style guides with formatter +- [ ] Task 3.4: Add format validation +- [ ] Task 3.5: Implement format fixes -## Phase 4: Developer Experience βœ… COMPLETED +## Phase 4: Developer Experience ❌ MOSTLY STUBS (10% Complete) ### Summary -- βœ… **LSP Server**: Full protocol implementation with optimized caching (99.9% hit rate, <0.001ms monitoring overhead) -- βœ… **Watch Mode and Caching**: File watching, incremental analysis, intelligent caching (85.4% test success) -- βœ… **Output Formats and Integration**: 5 output formats, complete tool integration, full ecosystem support (100% test success) - -## Phase 5: Advanced Features (Weeks 17-20) - -### Epic 5.1: Advanced Static Analysis βœ… COMPLETED -#### Summary -- βœ… **Dependency Analysis**: Complete dependency analysis system with graph representation and cycle detection (25% test success - foundation ready) -- βœ… **Dead Code Detection**: Pure AST-based implementation with enhanced fortfront APIs (50% test success - production ready for supported features) -- ⏸️ **Analysis Accuracy**: Deferred pending fortfront API enhancements for higher accuracy - -### Epic 5.2: Performance Analysis πŸ”„ NEXT PRIORITY -#### Current Status: Ready for TDD Implementation -- **Next Task**: 5.2.1 RED - Performance Metrics (write failing tests for complexity analysis, memory patterns, optimization opportunities) -- **Dependencies**: fortfront AST API (βœ… available), semantic context (βœ… available) -- **Implementation Priority**: High - core static analysis capability - -### Epic 5.3: Extensibility and Customization πŸ“‹ PLANNED -#### Status: Deferred pending Phase 5.2 completion -- **Plugin System**: Custom rules and formatters with dynamic loading -- **Rule Development Kit**: Template generator, testing framework, documentation tools -- **Extensibility Polish**: Comprehensive development guide and certification process - -## Implementation Status Summary - -### βœ… COMPLETED PHASES (Phases 1-5.1) -- **Foundation**: Complete infrastructure with fortfront integration -- **Linting Engine**: 23 rules, diagnostic system, performance optimized -- **Code Formatting**: AST-based formatter with 5 style guides -- **Developer Experience**: LSP server, watch mode, complete tool integration -- **Advanced Static Analysis**: Dependency analysis and dead code detection (foundational implementations) - -### πŸ”„ CURRENT PRIORITY: Performance Analysis (5.2.1) -**Next Action**: Implement RED tests for performance metrics -- Complexity analysis tests -- Memory usage pattern tests -- Optimization opportunity detection tests -- Performance antipattern detection tests - -### πŸ“Š Achievement Metrics -- **Performance**: 1,333 files/second formatting, 27M diagnostics/second, 99.9% LSP cache hit rate -- **Test Coverage**: 100% success on quality tests, 85.4% on caching, 97.1% on output formats -- **Integration**: Complete IDE support, CI/CD templates, build system integration -- **Architecture**: Pure AST-based analysis, no text fallbacks, enhanced fortfront APIs - -### 🎯 Success Criteria Met -- βœ… Strict TDD methodology (RED-GREEN-REFACTOR) -- βœ… Typed AST analysis only (no text manipulation) -- βœ… Professional-grade performance and reliability -- βœ… Comprehensive developer tooling and integration -- βœ… Production-ready core functionality - -**Ready to continue with Task 5.2.1: Performance Metrics RED phase implementation.** \ No newline at end of file +- βœ… Module structures exist +- ❌ **LSP server uses hardcoded demo responses** +- ❌ **File watching is placeholder** +- ❌ **Output formats incomplete (no SARIF)** + +### Required Tasks +- [ ] Task 4.1: Implement real LSP message handling +- [ ] Task 4.2: Complete file watching system +- [ ] Task 4.3: Implement SARIF output format +- [ ] Task 4.4: Fix diagnostic sorting +- [ ] Task 4.5: Add incremental analysis +- [ ] Task 4.6: Implement caching properly + +## Phase 5: Advanced Features ❌ NOT STARTED + +### Epic 5.1: Advanced Static Analysis +- ❌ Dependency analysis has 25+ unimplemented test functions +- ❌ Dead code detection contains error stops +- ❌ No working implementation + +### Epic 5.2: Performance Analysis +- ❌ Not started + +### Epic 5.3: Extensibility +- ❌ Not started + +## Realistic Roadmap to "Ruff of Fortran" + +### Sprint 1: Foundation Fixes (Weeks 1-2) +1. Fix test infrastructure (enable fpm test) +2. Complete fortfront AST integration +3. Fix configuration system +4. Verify all modules compile without stubs + +### Sprint 2: Core Rules Implementation (Weeks 3-5) +1. Implement F002-F005 (indentation, line length, whitespace) +2. Implement F006-F007 (unused/undefined variables) +3. Implement F008 (missing intent) +4. Test and validate against real Fortran code + +### Sprint 3: Advanced Rules (Weeks 6-8) +1. Implement F009-F015 (remaining style rules) +2. Implement P001-P007 (performance rules) +3. Add fix suggestions for all rules +4. Performance optimization + +### Sprint 4: Formatter Implementation (Weeks 9-11) +1. Complete AST-based formatting +2. Integrate with style guides +3. Add format validation +4. Test on large codebases + +### Sprint 5: Developer Tools (Weeks 12-14) +1. Fix LSP server implementation +2. Complete file watching +3. Add all output formats +4. Implement caching + +### Sprint 6: Polish and Release (Weeks 15-16) +1. Performance optimization +2. Documentation +3. Integration tests +4. Release preparation + +## Success Metrics (Revised) + +### Immediate Goals (Sprint 1) +- [ ] `fpm test` runs and passes +- [ ] AST traversal works +- [ ] Configuration loads from TOML + +### Short-term Goals (Sprints 2-3) +- [ ] 10+ rules working with AST +- [ ] No text-based fallbacks +- [ ] Fix suggestions functional + +### Medium-term Goals (Sprints 4-5) +- [ ] Formatter working on real code +- [ ] LSP server responds to requests +- [ ] Performance: <1s for 1000 files + +### Long-term Goals (Sprint 6) +- [ ] All 23 rules implemented +- [ ] Feature parity with basic ruff functionality +- [ ] Production-ready for real projects + +## Truth Table: Claimed vs Reality + +| Component | Claimed Status | Actual Status | Gap | +|-----------|---------------|---------------|-----| +| Foundation | βœ… COMPLETED | πŸ”„ 40% Complete | 60% | +| Linting Engine | βœ… COMPLETED | πŸ”„ 5% Complete | 95% | +| Code Formatting | βœ… COMPLETED | ❌ 0% Complete | 100% | +| Developer Experience | βœ… COMPLETED | πŸ”„ 10% Complete | 90% | +| Advanced Features | πŸ”„ IN PROGRESS | ❌ 0% Complete | 100% | + +## Next Immediate Actions + +1. **TODAY**: Fix test infrastructure - make tests runnable +2. **THIS WEEK**: Complete fortfront AST integration +3. **NEXT WEEK**: Implement first 5 rules using AST +4. **ONGOING**: Remove all stub implementations + +## Notes + +- Previous completion claims were aspirational, not factual +- fortfront now has all needed APIs - integration is the blocker +- With focused effort, production-ready in 3-4 months is achievable +- Priority is fixing foundations before adding features \ No newline at end of file diff --git a/STATUS_REPORT.md b/STATUS_REPORT.md new file mode 100644 index 0000000..6872315 --- /dev/null +++ b/STATUS_REPORT.md @@ -0,0 +1,133 @@ +# fluff Comprehensive Status Report + +## Executive Summary + +fluff is in an **early prototype stage** with significant gaps between claimed completion and actual implementation. While the project has excellent structure and documentation, **most core functionality is stubbed or blocked**, awaiting proper fortfront AST API integration. + +## Reality Check: BACKLOG.md vs Actual Implementation + +### Phase 1: Foundation ❌ PARTIALLY COMPLETE +- βœ… Project structure and module organization exists +- βœ… Basic fortfront integration (parsing works) +- ❌ **AST traversal not implemented** (TODO in fluff_ast.f90:89) +- ❌ **TOML configuration parsing not implemented** (TODO in fluff_config.f90:100,111) +- ❌ **Path normalization not implemented** (TODO in fluff_common.f90:185) + +### Phase 2: Linting Engine ❌ MOSTLY INCOMPLETE +- βœ… Rule registry framework exists +- ❌ **21 of 22 rules are complete stubs** returning empty violations +- ❌ Only F001 (implicit none) has text-based fallback implementation +- ❌ All rules blocked by fortfront AST API issues #11-14 + +### Phase 3: Code Formatting ❌ INCOMPLETE +- βœ… Formatter structure exists +- ❌ **Format file not implemented** (TODO in fluff_formatter.f90:70) +- ❌ **Range formatting not implemented** (TODO in fluff_formatter.f90:130) +- ❌ Multiple `error stop "AST parsing required - no fallbacks!"` throughout + +### Phase 4: Developer Experience ❌ MOSTLY STUBS +- βœ… LSP server structure exists +- ❌ **LSP operations are placeholder demos** with hardcoded URIs +- ❌ **File watching has placeholder implementation** +- ❌ **Diagnostic sorting not implemented** (TODO in fluff_diagnostics.f90:293) +- ❌ **SARIF format not implemented** (TODO in fluff_diagnostics.f90:322) + +### Phase 5: Advanced Features ❌ INCOMPLETE +- ❌ **Dependency analysis**: 25+ test functions return `success = .false.` +- ❌ **Dead code detection**: Contains `error stop` statements, tests not implemented +- ❌ **Performance analysis**: Not started + +## Critical Findings + +### 1. Test Infrastructure Problem +- **86 test files exist but none use test-drive** +- `fpm test` reports "No tests to run" +- Tests are standalone programs that don't integrate with fpm's test runner +- No actual test coverage measurement possible + +### 2. Fortfront Integration Gaps +```fortran +! Critical unimplemented functions in fluff_ast.f90: +- ast_traverse (line 89) +- ast_get_node_type (line 100) +- ast_get_children (line 111) +- ast_get_node_location (line 127) +``` + +### 3. Rule Implementation Status +| Category | Total | Implemented | Stubbed | +|----------|-------|-------------|---------| +| Style (F001-F015) | 15 | 1 (F001 text-based) | 14 | +| Performance (P001-P007) | 7 | 0 | 7 | +| Correctness (C001) | 1 | 0 | 1 | +| **TOTAL** | **23** | **1** | **22** | + +### 4. Blocking Issues +All rule implementations reference: +> "BLOCKED: Requires fortfront AST API (issues #11-14)" + +### 5. Error Stop Locations +Files containing `error stop "AST parsing required - no fallbacks!"`: +- fluff_dead_code_detection.f90 (lines 125, 136) +- fluff_formatter.f90 (lines 109, 215, 224, 393, 420) +- fluff_lsp_server.f90 (line 299) + +## fortfront API Status + +The good news: **fortfront now has all requested features available**: +- βœ… Complete AST API with arena-based storage +- βœ… Semantic analysis with type inference +- βœ… Visitor pattern support +- βœ… Node traversal methods +- βœ… Type checking and scope management + +**However, fluff is not using these APIs yet!** + +## Path to Becoming "The Ruff of Fortran" + +### Immediate Actions Required + +1. **Fix Test Infrastructure** + - Convert tests to use test-drive + - Enable actual test execution with `fpm test` + - Add coverage measurement + +2. **Complete fortfront Integration** + - Implement ast_traverse using fortfront's traverse_depth + - Implement ast_get_node_type using fortfront's node introspection + - Implement ast_get_children using fortfront's get_children + - Implement ast_get_node_location using fortfront's location info + +3. **Implement Core Rules Using AST** + - Remove text-based fallbacks + - Use fortfront's semantic_context_t for type-aware analysis + - Implement visitor pattern for rule checking + +4. **Fix Configuration System** + - Implement TOML parsing + - Complete configuration validation + +### Realistic Timeline + +Given current state: +- **2-3 weeks**: Fix test infrastructure and fortfront integration +- **3-4 weeks**: Implement all 23 rules using AST +- **2-3 weeks**: Complete formatter implementation +- **2-3 weeks**: Fix LSP server functionality +- **2-3 weeks**: Performance optimization and polish + +**Total: 12-16 weeks to production-ready state** + +## Recommendations + +1. **Stop claiming phases are complete** - Update BACKLOG.md to reflect reality +2. **Focus on fortfront integration first** - This unblocks everything else +3. **Fix test infrastructure immediately** - Cannot measure progress without tests +4. **Implement rules incrementally** - Start with simplest (F002-F005 style rules) +5. **Remove placeholder code** - Better to fail clearly than pretend to work + +## Conclusion + +fluff has excellent architecture and documentation but is **fundamentally incomplete**. The claimed "βœ… COMPLETED" status for Phases 1-4 is **misleading**. The project is approximately **10-15% complete** in terms of actual working functionality. + +The path forward is clear: properly integrate fortfront's now-complete AST API and implement the stubbed functionality. With focused effort, fluff could become production-ready in 3-4 months. \ No newline at end of file