7 CLAUDE.md Rules That Make AI Write Idiomatic Rust (Not C++ in Disguise)

The article discusses how AI tools like Claude Code and Copilot often produce Rust code that looks like C++ due to their training data. To write idiomatic Rust, the author recommends creating a CLAUDE.md file with seven rules to guide the AI. These rules include preferring owned data over borrowed data, using the correct error handling libraries, and avoiding certain async patterns. By following these rules, developers can ensure their Rust code is robust and idiomatic.