rx-dects

RxJS Decorators

Rx-dects is a library with with typescript decorators which can help you to work with RxJs Observables.

Benefits

Declarative design to sharing and caching rxjs observables.

Examples

• Stackblitz Demo

Installation and Usage

To install this library, run:

$ npm install rx-dects

You can import library in any application:

  import { Observable, Observer } from 'rxjs';
  import { SharedObservable, CachedObservable } from 'rx-dects';
  
  @Injectable()
  export class DataService {
    public fetchSomeData(): Observable<any> {
      return this.generateObservable();
    }
  
    @SharedObservable()
    public fetchSharedData(): Observable<any> {
      return this.generateObservable();
    }
  
    @CachedObservable()
    public fetchCachedData(): Observable<any> {
      return this.generateObservable();
    }
  
    @SharedObservable()
    @CachedObservable()
    public fetchCachedAndSharedData(): Observable<any> {
      return this.generateObservable();
    }
  
    public generateObservable(): Observable<any> {
      return Observable.create((observer: Observer<string>) => {
        setTimeout(() => {
          observer.next(`Data: ${Math.random() * 100}`);
          observer.complete();
        }, 200);
      });
    }
  }

Important

Important to install RxJS version 6 and above

Building/Testing

• npm run build - builds everything
• npm test - runs tests