public TextSpan(string filePath, int startIndex, int length, TextPosition startPosition, TextPosition endPosition)
{
//if (filePath == null) throw new ArgumentNullException("filePath");
//if (startIndex < 0) throw new ArgumentOutOfRangeException("startIndex");
//if (length < 0) throw new ArgumentOutOfRangeException("length");
FilePath = filePath;
StartIndex = startIndex;
Length = length;
StartPosition = startPosition;
EndPosition = endPosition;
}
private TextSpan CreateSingleTextSpan()
{
var pos = new TextPosition(_line, _column);
return new TextSpan(_filePath, _totalIndex, _index < _count ? 1 : 0, pos, pos);
}
private void MarkTokenStart()
{
_tokenStartIndex = _totalIndex;
_tokenStartPosition = new TextPosition(_line, _column);
}
