declare module 'psl' {
  export interface ParsedDomain {
    input: string
    tld: string | null
    sld: string | null
    domain: string | null
    subdomain: string | null
    listed: boolean
    error?: Error
  }

  export function parse(domain: string): ParsedDomain
  export function get(domain: string): string | null
  export function isValid(domain: string): boolean
}