@injets/decorators

A lightweight dependency injection library for Node.js and TypeScript with decorators.

Installation

npm install @injets/core @injets/decorators

Usage

import { Container, Provider, Inject, mount } from '@injets/decorators';

@Provider()
class Provider1 {
  method() {
    console.log('Provider1 method');
  }
}

@Provider()
class Provider2 {
  @Inject()
  provider1!: Provider1;

  method() {
    console.log('Provider2 method', this.provider1);
  }
}

@Module({
  providers: [Provider1, Provider2],
})
class MyApp {}

const app = mount(MyApp)

app.resolve(Provider2).method(); // Provider2 method Provider1 {}

API

Decorators

Module(options: ModuleOptions = {})

Marks a class as a module (container)

Provider(mode?: ProviderMode)

Marks a class as a provider

Inject(token?: Token)

Injects a provider into a property or constructor parameter

Options

ModuleOptions

Options for the container.

interface ContainerOptions {
  isGlobal?: boolean;
  imports?: Class[];
  providers?: Array<Class | Provider>;
  exports?: Token[];
}

Other packages

• @injets/functional - Support for functional programming in JavaScript and TypeScript.
• @injets/core - A lightweight dependency injection library for Node.js and TypeScript.