/**
 * ./src/lib/utils.ts
 * penguins-eggs v.10.0.0 / ecmascript 2020
 * author: Piero Proietti
 * email: piero.proietti@gmail.com
 * license: MIT
 */
import { IExec } from '../interfaces/index.js';
/**
 *
 * @param command
 * @param param1
 * @returns
 */
export declare function exec(command: string, { capture, echo, ignore }?: {
    capture?: boolean | undefined;
    echo?: boolean | undefined;
    ignore?: boolean | undefined;
}): Promise<IExec>;
/**
 * Compare two instances in order to determinate if they have save property values
 *
 * @param instance1 T
 * @param instance2 T
 * @returns boolean
 */
export declare function compareInstances<T>(instance1: T, instance2: T): boolean;
/**
  * Il problema è in questa funzione: core/cli-ux/indesx.ts
  * qui riportata solo come esempio
  *
function timeout(p: Promise<any>, ms: number) {
  function wait(ms: number, unref = false) {
    return new Promise(resolve => {
      const t: any = setTimeout(() => resolve(null), ms)
      if (unref) t.unref()
    })
  }

  return Promise.race([p, wait(ms, true).then(() => ux.error('timed out'))])
}
*/