fast-rust

fast-rust Concise guidance for high-quality Rust engineering, balancing correctness, maintainability, and performance. Purpose and Triggers Writing new code, refactoring, reviewing, or designing public APIs/CLIs. Rust or files with .rs . Prefer clear boundaries, error semantics, and evolvability. Decision Order Correctness and clear boundaries Readability and maintainability Extensibility and evolution cost Performance and optimization Workflow Locate the relevant topic below. Apply the guidance and examples. Read the reference if you need more detail. Topics Topic Guidance Reference Error Design Design error boundaries and semantics before propagation references/error-design.md Compilation Optimize build time and release performance with measured changes references/compilation-optimization.md Type Exercise Type-level exercise for expression engines and dispatch references/type-exercise.md References Each topic file lists source URLs in frontmatter urls .