4.1 KiB
4.1 KiB
Reflection System Overview
Project Summary
The reflection system implements the Dart mirrors API in a cross-platform compatible way. By following the established mirrors API design, we ensure our system provides familiar, comprehensive reflection capabilities while working across all Dart platforms. The implementation follows AI-CDS methodology to ensure high quality, maintainable, and efficient code.
Core Architecture
1. Mirror System
The central entry point following Dart's MirrorSystem design:
abstract class MirrorSystem {
Map<Uri, LibraryMirror> get libraries;
LibraryMirror findLibrary(Symbol libraryName);
IsolateMirror get isolate;
TypeMirror get dynamicType;
TypeMirror get voidType;
TypeMirror get neverType;
}
2. Core Mirrors
The fundamental reflection capabilities:
abstract class Mirror {}
abstract class DeclarationMirror implements Mirror {
Symbol get simpleName;
Symbol get qualifiedName;
DeclarationMirror? get owner;
bool get isPrivate;
bool get isTopLevel;
List<InstanceMirror> get metadata;
}
abstract class ObjectMirror implements Mirror {
InstanceMirror invoke(Symbol memberName, List positionalArgs, [Map<Symbol, dynamic> namedArgs]);
InstanceMirror getField(Symbol fieldName);
InstanceMirror setField(Symbol fieldName, Object? value);
}
3. Type System
Complete type reflection support:
abstract class TypeMirror implements DeclarationMirror {
bool get hasReflectedType;
Type get reflectedType;
List<TypeVariableMirror> get typeVariables;
List<TypeMirror> get typeArguments;
bool get isOriginalDeclaration;
TypeMirror get originalDeclaration;
bool isSubtypeOf(TypeMirror other);
bool isAssignableTo(TypeMirror other);
}
Implementation Strategy
Phase-based Approach
-
Core Mirror System
- Mirror system implementation
- Basic reflection capabilities
- Type system foundation
- Symbol handling
-
Type System
- Complete type mirrors
- Generic support
- Type relationships
- Type variables
-
Library Support
- Library mirrors
- Declaration handling
- Privacy scope
- Dependencies
-
Platform Support
- Web optimization
- Native platform support
- Performance tuning
- Memory optimization
AI Integration
- Interface validation
- Test generation
- Performance optimization
- Code pattern verification
Quality Assurance
- Comprehensive test coverage
- Performance benchmarking
- Cross-platform validation
- Memory usage optimization
Cross-Platform Support
Web Platform
- Tree-shaking compatibility
- Minification support
- Browser optimizations
- Memory efficiency
Native Platforms
- AOT compilation support
- Platform-specific optimizations
- Resource management
- Performance tuning
Development Workflow
Sprint Cycle
- Interface Implementation
- Behavior Verification
- AI-Assisted Testing
- Performance Optimization
- Documentation Update
AI-CDS Integration
- API compliance verification
- Test scenario generation
- Implementation validation
- Performance analysis
Success Metrics
Functional Requirements
- Complete mirrors API implementation
- Cross-platform compatibility
- Full type system support
- Library handling
Performance Targets
- Fast reflection operations
- Efficient memory usage
- Quick startup time
- Low runtime overhead
Quality Metrics
- 100% test coverage
- API compliance
- Performance benchmarks
- Memory targets
Next Steps
Immediate Actions
- Implement MirrorSystem
- Complete core mirrors
- Add type system support
- Begin library handling
Long-term Goals
- Full API implementation
- Platform optimizations
- Performance tuning
- Documentation completion
Support and Maintenance
Ongoing Tasks
- API compliance monitoring
- Performance tracking
- Cross-platform testing
- Documentation updates
Future Considerations
- New platform support
- Performance improvements
- API enhancements
- Optimization opportunities
This overview provides a comprehensive guide to our reflection system implementation, focusing on following the Dart mirrors API while ensuring cross-platform compatibility and performance.