public string Visit(NCaseList nCaseList, string exitAll)
{
string retVal = "";
foreach (NCase nCase in nCaseList)
{
string jumpNext = GenerateLabel();
retVal += Visit(nCase, exitAll, jumpNext);
retVal += jumpNext + ":\n";
}
return(retVal);
}
public string Visit(NSwitchStmt nSwitchStmt)
{
string retVal = "";
string exitAll = GenerateLabel();
Node testVar = nSwitchStmt[0];
retVal += Visit((dynamic)testVar);
NCaseList nCaseList = (NCaseList)nSwitchStmt[1];
retVal += Visit((dynamic)nCaseList, exitAll);
NStmtList nStmtList = (NStmtList)nSwitchStmt[2];
retVal += Visit((dynamic)nStmtList);
retVal += exitAll + ":\n";
retVal += "\t\tpop\n";
return(retVal);
}
// Return NSwitchStmt
public Node SwitchStmt()
{
NSwitchStmt nSwitchStmt = new NSwitchStmt();
Expect(TokenCategory.SWITCH);
Expect(TokenCategory.PARENTHESIS_LEFT);
nSwitchStmt.Add(Expr());
Expect(TokenCategory.PARENTHESIS_RIGHT);
Expect(TokenCategory.CURLY_BRACE_LEFT);
NCaseList nCaseList = new NCaseList();
while (CurrentToken == TokenCategory.CASE)
{
nCaseList.Add(Case());
}
nSwitchStmt.Add(nCaseList);
if (CurrentToken == TokenCategory.DEFAULT)
{
nSwitchStmt.Add(Default());
}
Expect(TokenCategory.CURLY_BRACE_RIGHT);
return(nSwitchStmt);
}
//------------------------------------------------------------
public void Visit(NCaseList node)
{
Console.WriteLine($"+++++++++++++++ NCaseList ++++++++++++++++");
VisitChildren(node);
}
public void Visit(NCaseList nCaseList)
{
GenericChildVisitor(nCaseList);
}
