protected override IToken ResolveRange(RangeToken r)
{
if(_dependencies != null) {
_dependencies.Add(r);
return new NullToken();
}
return _baseCell.Worksheet[r.Value];
}
protected abstract IToken ResolveRange(RangeToken r);
ResolveRange(RangeToken r);
protected override IToken ResolveRange(RangeToken r)
{
string key = _spreadSheet.ConvertAddress(_baseCell.Address, r.Value);
if(_cells.ContainsKey(key)) {
return new VariableToken(_cells[key].Variable);
}
object range = _spreadSheet.GetCellValue(_baseCell.Address, key);
if(range.GetType().IsArray) {
throw new ArgumentException();
}
if(range.GetType() == typeof(bool)) {
return new BooleanToken((bool) range);
} else if(range.GetType() == typeof(string)) {
return new StringToken((string) range);
} else if(range.GetType() == typeof(double)) {
return new NumberToken((double) range);
} else {
throw new ArgumentException();
}
}