class Geocoder::Lookup::Google

def results(query)
  return [] unless doc = fetch_data(query)
  case doc['status']
  when "OK" # OK status implies >0 results
    return doc[result_root_attr]
  when "OVER_QUERY_LIMIT"
    raise_error(Geocoder::OverQueryLimitError) ||
      Geocoder.log(:warn, "#{name} API error: over query limit.")
  when "REQUEST_DENIED"
    raise_error(Geocoder::RequestDenied, doc['error_message']) ||
      Geocoder.log(:warn, "#{name} API error: request denied (#{doc['error_message']}).")
  when "INVALID_REQUEST"
    raise_error(Geocoder::InvalidRequest, doc['error_message']) ||
      Geocoder.log(:warn, "#{name} API error: invalid request (#{doc['error_message']}).")
  end
  return []
end