rust-core

Analyze Rust ownership, borrowing, and lifetimes for safe, idiomatic code.

1|Updated Mar 22, 2026
One-click install
npx skills add https://github.com/caraya/agent-skills --skill rust-core-caraya
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: rust-core
Source: https://github.com/caraya/agent-skills/tree/main/skills/rust-core
Command: npx skills add https://github.com/caraya/agent-skills --skill rust-core-caraya

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Guides Rust developers to write safe, idiomatic code by systematically addressing ownership, borrowing, lifetimes, trait design, and API boundaries.

Core Features & Use Cases

  • Ownership and borrowing patterns that minimize runtime errors and clarify intent.
  • Lifetime management, trait design principles, and robust error handling for public APIs.
  • Real-world scenarios including library crate design, safe interop with unsafe blocks, and code-review guidance for Rust projects.

Quick Start

Analyze a Rust module for ownership, borrowing, and lifetime correctness and propose concrete improvements.

Frequently Asked Questions about rust-core

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I fix Rust ownership and borrowing errors in my crate?

Fix Rust ownership and borrowing errors by analyzing ownership transfer rules, lifetime elision, and trait design to propose concrete, idiomatic code improvements. This ensures clear intent and minimizes runtime errors across small to large Rust crates.

When do I need explicit lifetimes in Rust API design?

You need explicit lifetimes in Rust API design when lifetime elision rules cannot automatically infer the correct relationships between references. Analyzing lifetime management ensures robust public APIs and safe borrowing patterns.

What is the best way to minimize unsafe code blocks in Rust?

The best way to minimize unsafe code blocks in Rust is to enforce strict ownership transfer rules and leverage trait-based abstractions. This approach provides safe interop guidance and reduces the surface area of unsafe operations.

How do I handle errors idiomatically when designing Rust traits?

Handle errors idiomatically when designing Rust traits by applying robust error handling patterns within your public API boundaries. This ensures trait design principles maintain safe, predictable execution across your crate.

Does this Rust code review guidance work for large crates?

Yes, this Rust code review guidance works for large crates by systematically addressing ownership, borrowing, and lifetime correctness across varying scales. It enforces trait design and error handling rules applicable to complex module interactions.

Why does my Rust borrowing pattern fail during code review?

Your Rust borrowing pattern fails during code review when it violates ownership transfer rules or lifetime constraints. Analyzing these patterns clarifies intent and enforces safe, idiomatic code boundaries.