Worked on enhancing the USDAParser within the mrdoob/three.js repository by addressing a parsing bug that affected primitive definitions containing inline braces. Applied expertise in JavaScript and data processing to update the parsing logic, ensuring that strings preceding braces were correctly extracted and nested structures within USDA files were preserved. This targeted fix improved the robustness of USDA file parsing, reducing the risk of silent data loss and downstream rendering inconsistencies. Focused on minimizing regression risk, the solution strengthened data integrity for consumers of three.js, demonstrating careful attention to parsing accuracy and the complexities of structured data handling in JavaScript.