How to use the calendar-utils/package.json.version function in calendar-utils

)
          .replace(
            '\n<span class="hljs-keyword">import</span> { RouterModule } from <span class="hljs-string">\'@angular/router\'</span>;',
            ''
          )
      },
      language: languages[extension]
    };
  });
}

const dependencyVersions: any = {
  angular: require('@angular/core/package.json').version,
  angularRouter: require('@angular/router/package.json').version,
  angularCalendar: require('../../../package.json').version,
  calendarUtils: require('calendar-utils/package.json').version,
  angularResizableElement: require('angular-resizable-element/package.json')
    .version,
  angularDraggableDroppable: require('angular-draggable-droppable/package.json')
    .version,
  dateFns: require('date-fns/package.json').version,
  rxjs: require('rxjs/package.json').version,
  bootstrap: require('bootstrap-css-only/package.json').version,
  zoneJs: require('zone.js/package.json').version,
  ngBootstrap: require('@ng-bootstrap/ng-bootstrap/package.json').version,
  rrule: require('rrule/package.json').version,
  fontAwesome: require('font-awesome/package.json').version,
  positioning: require('positioning/package.json').version,
  flatpickr: require('flatpickr/package.json').version,
  angularxFlatpickr: require('angularx-flatpickr/package.json').version
};