public void Pushback(Token t)
{
_Pushback.Add(t);
}
public UnexpectedTokenParseException(Token token) : base("Unexpected token: " + token.ToString())
{
}
/// <summary>
/// Answer the next token or null if no more
/// </summary>
/// <returns></returns>
public Token Next()
{
LatestToken = GetNextToken();
return LatestToken;
}
BELLocation LocationFromToken(Token t)
{
return new BELLocation(_ContextString, t.Line, t.Column);
}
public ParseException(BELLocation loc, string message, Token token)
: base(loc.ToString() + " : " + message + (token == null ? "" : ": " + token.ToString()))
{
Location = loc;
}
public UnexpectedTokenParseException(BELLocation loc, Token token)
: base(loc, "Unexpected token: " + token.ToString())
{
}
public ParseException(string message, Token token) : base(message + (token == null ? "" : ": " + token.ToString()))
{
}
private void Expected(string what)
{
ExpectedWhat = what;
ButGotToken = Scanner.LatestToken;
}