Rust Core

Comprehensive guide for writing high-quality, idiomatic, and optimized Rust code. Targets Rust 1.80+ and Edition 2024.

When to Apply

• Writing new Rust functions, structs, or modules
• Implementing error handling or async code
• Designing public APIs for libraries
• Reviewing code for ownership/borrowing issues
• Optimizing memory usage or reducing allocations
• Tuning performance for hot paths
• Refactoring existing Rust code
• Fixing compiler errors (see references/compiler-errors.md)

Edition 2024 Changes (Rust 1.85+)