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Andy Li

PROFILE

Andy Li

Over a three-month period, this developer contributed to the typst/typst repository by delivering targeted backend and HTML processing enhancements using Rust. They improved the Calc module’s reliability by addressing division overflow and refining negative floor semantics, adding comprehensive tests to prevent regressions. Their work on HTML content processing introduced stricter validation for raw HTML tags, distinguishing between raw and non-raw elements to enhance security and rendering reliability. Additionally, they enhanced the Live Reload Server to correctly handle non-ASCII URL paths through explicit percent-encoding and decoding, improving development workflows for international file paths. Their approach emphasized robust testing and collaborative code review.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

4Total
Bugs
1
Commits
4
Features
2
Lines of code
158
Activity Months3

Work History

May 2026

1 Commits • 1 Features

May 1, 2026

This month, I delivered a critical reliability enhancement for the Live Reload Server in typst/typst by adding robust handling for non-ASCII URL paths through explicit percent-encoding/decoding. The change ensures correct decoding and responses for non-ASCII requests, reducing local dev issues and improving cross-language workflow.

February 2026

1 Commits • 1 Features

Feb 1, 2026

February 2026 monthly summary for typst/typst focused on delivering a robust HTML content processing enhancement and improving rendering reliability. The work tightened input handling for HTML, introduced clear distinction between raw and non-raw HTML elements, and added comprehensive tests to validate changes and error handling.

December 2025

2 Commits

Dec 1, 2025

December 2025: Focused on improving Calc module reliability and correctness in typst/typst. Delivered targeted fixes for division handling and negative floor semantics, with added tests to prevent regressions. Result: fewer panics on division, correct flooring for negative integers, and expanded test coverage. Technologies demonstrated: Rust, robust testing, and collaborative code reviews.

Activity

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Quality Metrics

Correctness95.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

Rust

Technical Skills

HTML ProcessingRustTestingbackend development

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

typst/typst

Dec 2025 May 2026
3 Months active

Languages Used

Rust

Technical Skills

Rustbackend developmentHTML ProcessingTesting