@pwc-ra/components/templates/create-ra-app/node_modules/rxjs/src/internal/util/not.ts

PwC RA shared components library

export function not<T>(pred: (value: T, index: number) => boolean, thisArg: any): (value: T, index: number) => boolean {
  return (value: T, index: number) => !pred.call(thisArg, value, index); 
}