/// <summary>
/// Finds all the sub-messages in advance so we know their indices and can deserialize out of order if needed
/// </summary>
private void WalkMessage(FudgeMsg msg)
{
MsgAndObj msgAndObj = new MsgAndObj();
msgAndObj.Msg = msg;
int index = objectList.Count;
objectList.Add(msgAndObj);
msgToIndexMap[msg] = index;
var fastFields = msg.GetFastFields();
for (int i = 0; i < fastFields.Count; i++)
{
var field = fastFields[i];
if (field.Type == FudgeMsgFieldType.Instance)
{
WalkMessage((FudgeMsg)field.Value);
}
}
}