private Status OnKeyword(string text, ref int pos, List <Token> result)
{
Status retVal = Status.Begin;
if (char.IsLetter(text[pos]))
{
int m = 1;
while (pos + m < text.Length && char.IsLetter(text[pos + m]))
{
++m;
}
if (KeywordSet.Contains(text.Substring(pos, m)))
{
result.Add(new Token(text, pos, m, Status.Keyword.ToString()));
pos += m;
}
else
{
retVal = Status.Idendity;
}
}
else
{
retVal = Status.Error;
}
return(retVal);
}
public CSharpIdentifier(string name)
{
Name = KeywordSet.Contains(name) ? $"@{name}" : name;
}