Codex-RS Contributors Codex-RS Rust Best Practices

A structured guide to writing Rust code that matches the conventions of the Codex-RS codebase. Each rule includes incorrect/correct examples drawn from real patterns in the repository.

When to Apply

• Writing new Rust code in any codex-rs/ crate
• Reviewing or modifying existing Codex-RS modules
• Adding new features to the app-server protocol or TUI
• Changing config types, feature flags, or dependencies
• Debugging error handling or async task coordination issues

Rule Categories by Priority