m02-resource

Name: m02-resource
Availability: InStock
Author: Dojo

Suggest optimal Rust ownership and pointer strategies for given data structures.

1|2|Updated Oct 10, 2025

Search Tags:#ownership #concurrency #rust #lifetimes #design-patterns #smart-pointers #reference-counting

Ready to run

npx skills add https://github.com/dojoengine/torii-core --skill m02-resource-dojoengine

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: m02-resource
Source: https://github.com/dojoengine/torii-core/tree/main/.agents/skills/m02-resource
Command: npx skills add https://github.com/dojoengine/torii-core --skill m02-resource-dojoengine

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Understanding and selecting the correct ownership and pointer strategy is essential to write safe and efficient Rust code.

Core Features & Use Cases

Guidance on when to use Box, Rc, Arc, Weak, RefCell, Cell, and their thread-safety implications.
Decision support for single-thread vs multi-thread contexts and lifecycle management.
Practical patterns and guardrails to avoid reference cycles and runtime panics in real-world projects.

Quick Start

Suggest the optimal ownership and pointer strategy for your data structure based on ownership, concurrency, and mutation requirements.

Frequently Asked Questions about m02-resource

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

FAQPage Schema

When should I use Box, Rc, or Arc for Rust smart pointers?▼

Use Box for single-thread exclusive ownership, Rc for single-thread shared ownership, and Arc for multi-thread shared ownership. The correct smart pointer strategy depends on whether your Rust program requires thread-safe reference counting across concurrency boundaries.

How do I avoid reference cycles and runtime panics with Rust smart pointers?▼

Avoid reference cycles by pairing Rc or Arc with Weak pointers to break strong reference cycles. Guardrailed patterns prevent runtime panics by ensuring safe lifetime management and proper usage of RefCell and Mutex for interior mutability.

What is the best way to manage interior mutability in single-thread vs multi-thread Rust contexts?▼

For interior mutability, use Cell or RefCell in single-thread contexts and Mutex or RwLock in multi-thread contexts. Selecting the correct concurrency primitive ensures safe mutation without data races across your ownership boundaries.

Does this Rust ownership guidance cover lifecycle management and lifetime annotations?▼

Yes, this guidance covers lifecycle management by enforcing concrete rules for lifetime management across typical codebases. It helps select safe ownership and pointer strategies that align data lifetimes with single-thread and multi-thread concurrency requirements.

Why does using Rc in a multi-threaded Rust program cause compile errors?▼

Rc causes compile errors in multi-threaded contexts because it lacks thread-safety guarantees. You must use Arc for multi-thread shared ownership, as Arc provides safe reference counting across threads whereas Rc is restricted to single-thread scenarios.