code-refactoring

Patchwork is a Rust CLI for AST-native code refactoring without LLMs. It can find, replace, delete, and insert code by structure instead of regex, with support for Java, Python, JavaScript, TypeScript, and TSX.

A CLI for structural code search and refactoring using AST patterns instead of regex. It supports find, replace, delete, and insert workflows, with examples for method renames, logging removal, and code inserts across files.

A Topos case study showing how a guided refactor of a synthetic healthcare claims engine reduced token usage, wall time, and estimated cost for later Gemini feature sessions.