private StatementNode ParseStatement()
{
switch (_curtok.TokenId)
{
case TokenId.LCurly:
case TokenId.Block:
BlockStatement block = new BlockStatement(_curtok);
ParseBlock(block);
return block;
case TokenId.Semi:
Advance();
return new StatementNode(_curtok);
case TokenId.If:
return ParseIf();
case TokenId.For:
return ParseFor();
case TokenId.Break:
return ParseBreak();
case TokenId.Continue:
return ParseContinue();
case TokenId.Dollar:
return ParseDollar();
case TokenId.Echo:
return ParseEcho();
case TokenId.Html:
return ParseHtml();
case TokenId.String:
case TokenId.Int:
case TokenId.Double:
case TokenId.True:
case TokenId.False:
case TokenId.Null:
case TokenId.LParen:
case TokenId.PlusPlus:
case TokenId.MinusMinus:
case TokenId.Ident:
{
ExpressionStatement node = new ExpressionStatement(ParseExpression());
AssertAndAdvance(TokenId.Semi);
return node;
}
case TokenId.Var:
{
Advance();
ExpressionStatement node = new ExpressionStatement(ParseExpression());
AssertAndAdvance(TokenId.Semi);
return node;
}
default:
{
throw new ParseException("Unknow token, " + _curtok);
}
}
}
