export interface Inspectable {
  readonly toString: () => string
  readonly toJSON: () => unknown
  readonly [NodeInspectSymbol]: () => unknown
}

export declare const NodeInspectSymbol: typeof NodeInspectSymbol

export type NodeInspectSymbol = typeof NodeInspectSymbol

export declare const toJSON: (x: unknown) => unknown

export declare const toString: (x: unknown) => string