ParserException BuildException(Error errorCode, Context token)
{
return new ParserException(errorCode, token.startPos);
}
public Token NextToken()
{
SkipBlanks();
_context = new Context();
_context.startPos = this._curPos;
Token token = ScanToken();
_context.token = token;
_context.endPos = this._curPos;
switch (token)
{
case Token.StringMarker:
_context.value = ScanString();
token = Token.Const;
_context.token = token;
_context.endPos = this._curPos;
break;
case Token.LeftCurly:
string identifier = ScanIdentifier();
token = Keywords.GetToken(identifier);
if (token == Token.None)
{
token = Token.Identifier;
_context.value = identifier;
}
else
{
switch (token)
{
case Token.True:
_context.value = true;
break;
case Token.False:
_context.value = false;
break;
case Token.Null:
break;
}
}
_context.token = token;
_context.endPos = this._curPos;
if (ScanToken() != Token.RightCurly)
throw new ScannerException(Error.ParameterAccessNotEnded);
break;
case Token.CharMarker:
_context.value = ScanChar();
token = Token.Const;
_context.token = token;
_context.endPos = this._curPos;
break;
case Token.HexStart:
_context.value = this.ScanHexNumber();
token = Token.Const;
_context.token = token;
_context.endPos = this._curPos;
break;
case Token.DateMarker:
_context.value = this.ScanDate();
token = Token.Const;
_context.token = token;
_context.endPos = this._curPos;
break;
case Token.None:
{
char ch = this.GetChar(_curPos);
if (Scanner.IsDigit(ch))
{
token = Token.Const;
_context.token = token;
_context.value = this.ScanNumber();
_context.endPos = this._curPos;
}
else if (ch == '\0')
{
token = Token.EndOfFile;
_context.token = token;
}
else
{
throw new ScannerException(Error.UnrecogniseChar);
}
}
break;
}
return token;
}
internal Token NextToken()
{
Token token = _scanner.NextToken();
_current = _scanner._context;
return token;
}
