private Token ProcessId(char preanalisis)
{
StringBuilder b = new StringBuilder(preanalisis.ToString());
while (Char.IsLetterOrDigit(reader.Peek()))
{
preanalisis = reader.Read();
b.Append(preanalisis);
}
String s = b.ToString();
if (palabras.ContainsKey(s))
{
return palabras[s];
}
Palabra w = new Palabra(s, TokenType.ID);
palabras.Add(s, w);
return w;
}
private void reservar(Palabra word)
{
palabras.Add(word.Lexeme, word);
}