app.component.ts

import { Component } from '@angular/core';
import { AppService } from './shared/app.service';

@Component({
  selector: 'moya-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.scss']
})
export class AppComponent {
  constructor(private appService: AppService) {
    console.log(this.appService.get());
  }
}