func fromSystemError(err tchannel.SystemError) error {
switch err.Code() {
case tchannel.ErrCodeCancelled, tchannel.ErrCodeBusy, tchannel.ErrCodeBadRequest:
return errors.RemoteBadRequestError(err.Message())
case tchannel.ErrCodeTimeout:
return errors.RemoteTimeoutError(err.Message())
default:
return errors.RemoteUnexpectedError(err.Message())
}
}
func getErrFromResponse(response *http.Response) error {
// TODO Behavior for 300-range status codes is undefined
contents, err := ioutil.ReadAll(response.Body)
if err != nil {
return err
}
if err := response.Body.Close(); err != nil {
return err
}
// Trim the trailing newline from HTTP error messages
message := strings.TrimSuffix(string(contents), "\n")
if response.StatusCode >= 400 && response.StatusCode < 500 {
return errors.RemoteBadRequestError(message)
}
if response.StatusCode == http.StatusGatewayTimeout {
return errors.RemoteTimeoutError(message)
}
return errors.RemoteUnexpectedError(message)
}