// Returns NExprAnd or any of subproduction nodes
public Node ExprAnd()
{
Node resultingNode = ExprComp();
while (CurrentToken == TokenCategory.AND)
{
NExprAnd tmp = new NExprAnd();
tmp.Add(resultingNode);
resultingNode = tmp;
Expect(TokenCategory.AND);
resultingNode.Add(ExprComp());
}
return(resultingNode);
}
public string Visit(NExprAnd nExprAnd)
{
string retVal = "";
retVal += Visit((dynamic)nExprAnd[0]);
string exitLabel = GenerateLabel();
for (var i = 1; i < nExprAnd.children.Count; i++)
{
retVal += "\t\tdup\n";
retVal += "\t\tbrfalse " + exitLabel + "\n";
retVal += "\t\tpop\n";
retVal += Visit((dynamic)nExprAnd[i]);
}
retVal += exitLabel + ":\n";
return(retVal);
}
//-----------------------------------------------------------
public void Visit(NExprAnd node)
{
VisitBinaryOperator('&', node /*, Type.BOOL*/);
}
public void Visit(NExprAnd nExprAnd)
{
GenericChildVisitor(nExprAnd);
}
