public PGNException(string message, PGNToken token, ParserSource source, Exception innerException)
: base(message, innerException)
{
SourceComponent = source;
Index = token.Index;
PgnToken = token;
}
public PGNException(string message, PGNToken token, ParserSource source, Exception innerException)
: base(message, innerException)
{
SourceComponent = source;
Index = token.Index;
PgnToken = token;
}
public PGNException(string message, PGNToken token, ParserSource source = ParserSource.Parser)
: base(message)
{
SourceComponent = source;
Index = token.Index;
PgnToken = token;
}
public PGNException(string message, PGNToken token, ParserSource source = ParserSource.Parser)
: base(message)
{
SourceComponent = source;
Index = token.Index;
PgnToken = token;
}
private List <PGNToken> Tokenize(string data, ref int i)
{
var tokens = new List <PGNToken>();
var iBefore = i;
PGNToken token = new PGNToken();
while (i < data.Length)
{
try
{
iBefore = i;
token = GetToken(data, ref i);
}
catch (Exception e)
{
throw new PGNException("Invalid token", i, GetWord(data, i), ParserSource.Tokenizer, e);
}
if (i == iBefore || token.TokenType == PGNTokenType.None)
{
throw new PGNException("No token was detected", i, GetWord(data, i), ParserSource.Tokenizer);
}
tokens.Add(token);
if (token.TokenType == PGNTokenType.End)
{
break;
}
}
return(tokens);
}
private PGNMove MakeMove(PGNToken token, Board position)
{
var move = token.GetMove(position);
if (move.Capture && position.State[move.To] == 0 && position.EnPassantTile == 0)
{
throw new PGNException("Move is not a capture", token);
}
if (move.Color != position.PlayerTurn)
{
throw new PGNException("It is not this players turn to move", token);
}
if (move.Color != position.GetColor(move.From))
{
throw new PGNException("Moving piece is not of the expected color", token);
}
if (move.Piece != position.GetPiece(move.From))
{
throw new PGNException("Moving piece is not of the expected type", token);
}
var ok = position.Move(move.From, move.To, true);
if (!ok)
{
throw new PGNException("Illegal move", token);
}
if (move.Promotion != Piece.None)
{
ok = position.Promote(move.To, move.Promotion);
if (!ok)
{
throw new PGNException("Illegal promotion", token);
}
}
if (move.Check && !position.IsChecked(position.PlayerTurn))
{
throw new PGNException("Move did not cause a check", token);
}
if (move.Mate && !position.IsCheckMate())
{
throw new PGNException("Move did not cause a mate", token);
}
return(move);
}
private List<PGNToken> Tokenize(string data, ref int i)
{
var tokens = new List<PGNToken>();
var iBefore = i;
PGNToken token = new PGNToken();
while(i < data.Length)
{
try
{
iBefore = i;
token = GetToken(data, ref i);
}
catch(Exception e)
{
throw new PGNException("Invalid token", i, GetWord(data, i), ParserSource.Tokenizer, e);
}
if(i == iBefore || token.TokenType == PGNTokenType.None)
{
throw new PGNException("No token was detected", i, GetWord(data, i), ParserSource.Tokenizer);
}
tokens.Add(token);
if (token.TokenType == PGNTokenType.End)
break;
}
return tokens;
}
private PGNMove MakeMove(PGNToken token, Board position)
{
var move = token.GetMove(position);
if (move.Capture && position.State[move.To] == 0 && position.EnPassantTile == 0)
throw new PGNException("Move is not a capture", token);
if (move.Color != position.PlayerTurn)
throw new PGNException("It is not this players turn to move", token);
if (move.Color != position.GetColor(move.From))
throw new PGNException("Moving piece is not of the expected color", token);
if (move.Piece != position.GetPiece(move.From))
throw new PGNException("Moving piece is not of the expected type", token);
var ok = position.Move(move.From, move.To, true);
if (!ok)
throw new PGNException("Illegal move", token);
if (move.Promotion != Piece.None)
{
ok = position.Promote(move.To, move.Promotion);
if(!ok)
throw new PGNException("Illegal promotion", token);
}
if (move.Check && !position.IsChecked(position.PlayerTurn))
throw new PGNException("Move did not cause a check", token);
if (move.Mate && !position.IsCheckMate())
throw new PGNException("Move did not cause a mate", token);
return move;
}