Examples of errors detected by the V3107 diagnostic

V3107. Identical expression to the left and to the right of compound assignment.

Neo

V3107 Identical expression 'index' to the left and to the right of compound assignment. CommandStringToken.cs 80

internal static CommandStringToken Parse(....,
                                         ref int index,
                                         ....)
{
  ....
  var ret = new CommandStringToken(....);
  index += end - index;
  return ret;
}

Barotrauma

V3107 Identical expression 'power' to the left and to the right of compound assignment. RelayComponent.cs 150

public override void ReceivePowerProbeSignal(Connection connection,
                                             Item source, float power)
{
  ....
  if (power < 0.0f)
  {
    ....
  }
  else
  {
    if (connection.IsOutput || powerOut == null) { return; }

    if (currPowerConsumption - power < -MaxPower)
    {
      power += MaxPower + (currPowerConsumption - power);
    }
  }
}