public void Visit(SelectStatementExpression selectStatementExpression)
{
if (_innerVisitor != null)
{
selectStatementExpression.Accept(_innerVisitor);
}
selectStatementExpression.Statement.Accept(this);
}
public void Visit(SelectStatementExpression expression)
{
Write("(");
WriteLine();
using (Indent(2))
expression.Statement.Accept(this);
WriteLine();
Write(")");
}
private IExpression PrimaryExpression()
{
var token = Current;
if (IsConstant())
{
return(Constant());
}
else if (IsUnaryOp())
{
return(UnaryOp());
}
else if (CurrentTypeIs(TokenType.K_NULL))
{
return(NullExpression());
}
else if (IsReference())
{
var reference = ReferenceExpression();
if (CurrentTypeIs(TokenType.OpenBracket))
{
return(FunctionCall(reference));
}
else
{
return(reference);
}
}
else if (Consume(TokenType.OpenBracket))
{
IExpression expression;
if (CurrentTypeIs(TokenType.K_SELECT))
{
expression = new SelectStatementExpression {
Token = token, Statement = Select()
}
}
;
else
{
expression = new GroupedExpression {
Token = token, Group = Expression()
}
};
Match(TokenType.CloseBracket);
return(expression);
}
else
{
throw Unexpected();
}
}
public void Visit(SelectStatementExpression selectStatementExpression)
{
}