private List <char> Check()
{
List <char> k = new List <char>();
token t;
ind = 0;
while (true)
{
try
{
t = GetToken();
tokens.AddToken(t);
}
catch (Exception e)
{
if (e.Message == "UnexpectedChar")
{
k.Add(str[ind - 1]);
}
else if (e.Message == "EOF")
{
break;
}
}
}
ind = 0;
return(k);
}
private TokenList SubList(int a, int b)
{
TokenList tok = new TokenList();
for (int i = a; i <= b; i++)
{
tok.AddToken(tokens[i]);
}
return(tok);
}