Function amend_variable_name

src/traffic_ctl/FileConfigCommand.cc:42–56

We support either passing variables with the prefix 'proxy.config.' or 'records.' Internally we need to use 'records.variable' as the root node starts with 'records' for records configs.

/// Internally we need to use 'records.variable' as the root node starts with 'records' for records
/// configs.
std::string
amend_variable_name(swoc::TextView variable)
{
  std::string var{TS_PREFIX};
  // If the variable is prefixed with "proxy.config" we will remove it and replace it
  // with the records "records." root name.
  if (swoc::TextView{variable}.starts_with(PREFIX)) {
    var += variable.substr(PREFIX.size());
    return var;
  }

  // you may be using "records." already or some other name maybe for a different file.
  // we expect either `ts` or `proxy.config`
  return {variable.data(), variable.size()};
}

/// traffic_ctl should work without the need to pass the filename, so use the data
/// we have to figure out the file path. If the filename is specified in the traffic_ctl