rust

name	rust
description	Rust: .rs, Cargo.toml, Cargo.lock, ownership, borrowing, lifetimes, traits, cargo build/test/run, Result/Option, or borrow checker.

Rust Skill

Rust guarantees memory safety without garbage collection through its ownership system. Prefer zero-cost abstractions, leverage the type system for correctness, and handle errors with Result<T, E> instead of panicking.

Quick Reference

Command	Purpose
cargo build	Build project
cargo test	Run all tests
cargo fmt	Format code
cargo clippy	Lint with suggestions
cargo check	Type-check without building
cargo doc --open	Generate and view docs
cargo bench	Run benchmarks

Contents

• core.md - Cargo, error handling, ownership, memory safety, modules
• testing.md - Unit tests, integration tests, mocking, coverage
• async.md - Tokio runtime, spawn, JoinSet, select!, channels, cancellation
• concurrency.md - Arc/Mutex/RwLock, parking_lot, atomics, Send/Sync, crossbeam
• workspace.md - Multi-crate workspaces, feature flags, conditional compilation
• performance.md - Release profiles, criterion benchmarks, allocation avoidance
• web.md - Axum router/handlers/extractors, tower middleware, sqlx, JWT auth
• serde.md - Derive patterns, custom serializers, zero-copy, format-specific patterns
• ffi.md - C interop, cbindgen, PyO3 Python bindings, wasm-bindgen