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angular-di

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

713|170|Updated Dec 22, 2020
Search Tags:#angular#dependency injection#providers#standalone components#inject#InjectionToken#di patterns
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.

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