public bool RunMachine()
{
NFA nfa = new NFA (this);
return nfa.RunMachine ();
}
public static void Main(string[] args)
{
bool help = false;
bool adfa = false;
bool anfa = false;
bool gram = false;
string filename = null;
string input = null;
Header ();
try {
for (int i = 0; i < args.Length - 2; i++ ) {
switch (args [i]) {
case "--dfa":
adfa = true;
filename = args [i+1];
input = args [i+2];
break;
case "--nfa":
anfa = true;
filename = args [i+1];
input = args [i+2];
break;
case "--gra":
gram = true;
filename = args [i+1];
input = args [i+2];
break;
case "-h":
case "--help":
help = true;
break;
}
}
} catch (Exception e) {
Console.WriteLine ("Error: " + e.ToString ());
}
if (help)
Help ();
if (adfa) {
IFA fa = new DFA (filename, input);
Console.WriteLine ("Input: {0} was {1} by the DFA",
input == ""? "epsilon" : input,
fa.RunMachine ()? "accepted" : "not accepted");
} else if (anfa) {
IFA fa = new NFA (filename, input);
Console.WriteLine ("Input: {0} was {1} by the NFA",
input == ""? "epsilon" : input,
fa.RunMachine ()? "accepted" : "not accepted");
} else if (gram) {
RegGram rg = new RegGram (filename, input);
Console.WriteLine ("Input: {0} was {1} by the grammar",
input == ""? "epsilon" : input,
rg.RunMachine ()? "accepted" : "not accepted");
} else
Help ();
}