angular-di

Implement Angular 20+ dependency injection using inject() tokens and providers across scopes.

713|170|Updated Dec 22, 2020
One-click install
npx skills add https://github.com/huajian123/ng-antd-admin --skill angular-di-huajian123
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: angular-di
Source: https://github.com/huajian123/ng-antd-admin/tree/main/ui/.agents/skills/angular-di
Command: npx skills add https://github.com/huajian123/ng-antd-admin --skill angular-di-huajian123

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Angular DI can be verbose and error-prone when managing providers, scopes, tokens, and hierarchical injection. This Skill guides developers to implement and reason about dependency injection using inject() and InjectionToken across Angular 20+ projects.

Core Features & Use Cases

  • Inject-based access: Access dependencies inside services and components without constructor boilerplate.
  • Provider scoping: Define singleton versus per-component instances across root, component, and route hierarchies.
  • Injection tokens: Create configurable tokens for runtime configuration and platform-specific implementations.
  • Patterns & testing: Apply hierarchical injection, dynamic providers, and DI-based testing strategies in enterprise apps.

Quick Start

Create a simple Injectable service and consume dependencies with inject() inside the class. Then in a component, obtain the service with inject(MyService) and call its API.

Frequently Asked Questions about angular-di

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

FAQPage Schema
How do I use inject() to access Angular dependencies without constructor boilerplate?

Angular dependency injection scoping defines singleton versus per-component instances across root, component, and route hierarchies. You configure provider scopes via ApplicationConfig or standalone components to control instance lifecycle.

How do I create InjectionToken for runtime configuration in Angular 20+?

InjectionToken in Angular creates configurable tokens for runtime configuration and platform-specific implementations. You define tokens to provide dynamic values and distinct implementations without relying on class types.

What is the best way to set up providers in Angular standalone components?

The best way to set up providers in Angular standalone components is using ApplicationConfig or component-level provider configurations. This supports root, component, and route-level scopes for hierarchical injection across enterprise apps.

Does this Angular DI approach work with testing patterns in enterprise apps?

Yes, this Angular dependency injection approach applies DI-based testing strategies in enterprise apps. It supports dynamic providers, hierarchical injection, and InjectionToken usage to mock and configure dependencies during testing.