function parseArray (parser) {
  const length = parseLength(parser);
  if (length === undefined) {
    return
  }
  if (length < 0) {
    return null
  }
  const responses = new Array(length);
  return parseArrayElements(parser, responses, 0)
}
Parse a '*' redis array response
@param {JavascriptRedisParser} parser
@returns {undefined|null|any[]}