helper function for dynamic component creation in Angular 2

create_component_factory.ts

export function createComponentFactory(compiler: Compiler,
                                       metadata: Component):
                                              Promise<ComponentFactory<any>> {
const cmpClass = class DynamicComponent {};
const decoratedCmp = Component(metadata)(cmpClass);

@NgModule({ 
    imports: [ CommonModule ], 
    declarations: [decoratedCmp],
    schemas: [ CUSTOM_ELEMENTS_SCHEMA ] })
class DynamicHtmlModule { }

return compiler.compileModuleAndAllComponentsAsync(DynamicHtmlModule)
   .then((moduleWithComponentFactory: ModuleWithComponentFactories<any>) => 
            {
                return moduleWithComponentFactory.componentFactories.find
                            ((x) => x.componentType === decoratedCmp);
            });
}