method YargsInstance.prototype.[kPkgUp]import { YargsInstance } from "https://dotland.deno.dev/x/yargs@v17.7.1-deno/build/lib/yargs-factory.d.ts"; [kPkgUp](rootPath?: string): { [key: string]: string | { [key: string]: string; }; }ParametersoptionalrootPath: stringReturns{ [key: string]: string | { [key: string]: string; }; }