export function parseDomain(ensName: string): string [] {
  return ensName.split(/\.(.*)/).slice(0, 2);
}

export const ensNameElementRegex = /^[a-z0-9](-*[a-z0-9]+)*$/;

export const isValidEnsNameElement = (ensNameElement: string) => {
  return ensNameElementRegex.test(ensNameElement);
};

export const isValidEnsName = (ensName: string) =>
  !!ensName.match(/^[a-z0-9]*(-*[a-z0-9]+)\.[a-z0-9]*(-*[a-z0-9]+)\.[a-z]*/);