public PrgState Execute(PrgState p)
{
IExeStack <Statement> stk = p.Stack;
stk.Push(this.second);
stk.Push(this.first);
return(p);
}
public PrgState Execute(PrgState state)
{
IExeStack <IStmt> exeStack = state.ExeStack;
exeStack.Push(second);
exeStack.Push(first);
return(state);
}
public PrgState(ADT.IDictionary <string, int> s, IExeStack <Statement> exe, IOutput <int> o, IFileTable <int, FileData> ft, Statement st)
{
this.symbolTable = s;
this.exeStack = exe;
this.output = o;
this.filetable = ft;
exe.Push(st);
}
public PrgState Execute(PrgState state)
{
IModDictionary<string, int> symbTable = state.SymbTable;
IExeStack<IStmt> exeStack = state.ExeStack;
int res = exp.Eval(symbTable);
if (res != 0)
{
exeStack.Push(thenS);
}
else
{
exeStack.Push(elseS);
}
return state;
}
