code: function filterHashes( hashes )
  {
    const validHashes = crypto.getHashes();
  
    return hashes.filter( hash => {
      if ( validHashes.includes(hash) ) {
        return true;
      }
  
      warn(chalk`{blueBright ${hash}} is not a supported hash algorithm`);
  
      return false;
    });
  }
docs: Filter out invalid hash algorithms.
  
  @param  {array} hashes
  @return {array} Valid hash algorithms