Component-Relative paths in Angular 2 for Webpack

component-relative-paths-webpack.ts

import { Component } from '@angular/core';
import headerTemplate from './header.component.html';
import headerStyle from './header.component.css';

@Component({
  selector: 'my-app',
  template: headerTemplate,
  styles: [headerStyle]
})
export class HeaderComponent implements OnInit {
}

That's why we're use require