arc-vs-inject

Guide choosing between Arc<T> and Inject<T> for Rust dependency injection.

Updated May 10, 2026
One-click install
npx skills add https://github.com/jymchng/injectable --skill arc-vs-inject
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: arc-vs-inject
Source: https://github.com/jymchng/injectable/tree/main/skills/arc-vs-inject
Command: npx skills add https://github.com/jymchng/injectable --skill arc-vs-inject

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps in deciding between using Arc<T> and Inject<T> for Rust dependency injection, addressing scenarios of type mismatches and dependency management.

Core Features & Use Cases

  • Decision Guide: Offers a comprehensive guide for choosing between Arc<T> and Inject<T> based on specific use cases.
  • Usage Examples: Demonstrates how to apply Arc<T> and Inject<T> in different scenarios such as in structs, constructors, and Axum handlers.
  • Conversion Methods: Provides instructions on how to convert between Arc<T> and Inject<T> as needed.

Quick Start

Use the arc-vs-inject skill to understand when and how to choose between Arc<T> and Inject<T> for dependency injection in Rust.

Frequently Asked Questions about arc-vs-inject

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

FAQPage Schema
When should I use Arc<T> vs Inject<T> for Rust dependency injection?

Arc<T> vs Inject<T> for Rust dependency injection depends on your struct, constructor, and Axum handler contexts. This Skill provides a decision-making framework to select the appropriate technique for managing types and dependencies.

How do I inject dependencies in Axum handlers using Rust?

Inject dependencies in Axum handlers by applying Arc<T> or Inject<T> based on specific usage examples. The Skill demonstrates how to implement these dependency injection techniques within Axum handler functions.

Can I convert between Arc<T> and Inject<T> in Rust?

Yes, you can convert between Arc<T> and Inject<T> in Rust. The Skill provides specific conversion methods and instructions to transition between these two dependency injection approaches as project requirements change.

Why does my Rust dependency injection fail with type mismatches in structs?

Rust dependency injection type mismatches in structs often occur when choosing the wrong wrapper. The Skill addresses these scenarios by guiding the choice between Arc<T> and Inject<T> for struct definitions and constructors.

What is the best way to manage dependencies in Rust Axum applications?

The best way to manage dependencies in Rust Axum applications is selecting the correct injection wrapper. This Skill offers a comparative guide to decide whether Arc<T> or Inject<T> fits your application architecture.