public void NewRowVal(int pos, string val)
{
var thisList = new List <Type>();
var ss = new HistorySnapshot(pos, val, hasSnapshots ? getCurrentSnapshot : null);
ss.CurrentNullRows = string.IsNullOrEmpty(val);
foreach (KnownType kt in KnownList)
{
Type thisType = ss.CurrentNullRows ? kt.NullableType : kt.RegularType;
if (val.IsConvertibleTo(thisType))
{
if (kt.TypeName == "datetime")
{
if (!DateCheck(ss.CurrentValue))
{
continue;
}
}
ss.CurrentTypeList.Add(thisType);
}
}
ss.Resolve();
Snapshots.Add(ss);
}
public HistorySnapshot(int pos, string val, HistorySnapshot prevSnapshot = null)
{
KnownTypesLookup = new KnownTypes();
CurrentPos = pos;
CurrentValue = val;
RecordList = new List <HistoryRecord>()
{
new HistoryRecord()
{
Name = "start", NullRows = (prevSnapshot == null) ? false : prevSnapshot.EndNullRows, TypeList = (prevSnapshot == null) ? new List <Type>() : prevSnapshot.EndTypeList
},
new HistoryRecord()
{
Name = "current", NullRows = false, TypeList = new List <Type>()
},
new HistoryRecord()
{
Name = "end", NullRows = false, TypeList = new List <Type>()
},
};
}