@ace-pkg/injectable

@ace-pkg/injectable

@ace-pkg/injectable is a typescript decorators package to mark things as injectable and inject them into class properties.

It uses singleton pattern von injectable classes.

How to use

First, install the package:

npm install @ace-pkg/injectable
yarn add @ace-pkg/injectable
pnpm add @ace-pkg/injectable

Define a class as injectable

Define the first Injectable, by using the Injectable decorator:

import { Injectable } from '@ace-pkg/injectable';

@Injectable('service')
export class MyService {
    constructor(private message: string) {}

    public printExample() {
        console.log('example-' + this.message);
    }
}

Inject a singleton of MyService

Use the Inject decorator to inject a MyService singleton as a property.

import { Inject } from '@ace-pkg/injectable';
import { MyService } from './my-service';

class MyClass {
    @Inject(MyService)
    public readonly myService: MyService;
}

Use the injected service

const obj = new MyClass();
obj.myService.printExample(); // => example-service

Conclusion

This package can some more stuff, just look for it in src/index.test.ts