declare module '@basd/nested' {
  export interface NestedOptions {
    parent?: Nested;
    path?: any[];
    [key: string]: any;
  }

  export class Nested {
    constructor(opts?: NestedOptions, ...args: any[]);
    static mixin(childClass: any): any;
    parent: Nested | null;
    path: any[];
    root: Nested;
    sub(path: string | string[], opts?: NestedOptions | ((node: Nested, part: string) => NestedOptions), ...args: any[]): Nested;
  }
}