projects/swimlane/ngx-datatable/src/lib/components/body/body-group-header-template.directive.ts
import { Directive, TemplateRef } from '@angular/core';
@Directive({
selector: '[ngx-datatable-group-header-template]'
})
export class DatatableGroupHeaderTemplateDirective {
constructor(public template: TemplateRef<any>) {}
}