- Add printerGenerated property to ClassDef entity
- Implement removeMethod function in ClassDef for method removal
- Add comprehensive tests for getter, setter, with, printer and notnull attributes
- Create new CompileTimeAttribute utility class for attribute handling
- Implement GetterLowering for generating getter methods from attributes
- Add NotNullLowering for validating non-null parameters
- Implement PrinterLowering for generating toString methods
- Add PropertyMethodLowering for setter and with method generation
- Update gen_stub.php to recognize new compile-time attributes
- Enhance Preprocessor with printer generation logic
- Add symbol repository function removal capability
- Update Translator with printer generation predicate
- Modify Visitor to handle new attribute transformations
- Add polyfill definitions for Getter, Setter, With
