public static ISExpression[] Parse(string input)
{
AntlrInputStream inputStream = new AntlrInputStream(input);
SchemeLexer lexer = new SchemeLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
SchemeParser parser = new SchemeParser(commonTokenStream);
var context = parser.body();
var visitor = new SchemeVisitor();
var expr = visitor.Visit(context);
ISExpression[] arr;
if (expr is ISExpression)
{
arr = new ISExpression[] { (ISExpression)expr }
}
;
else if (expr is ISExpression[])
{
arr = (ISExpression[])expr;
}
else
{
throw new InvalidOperationException("parser error, unknown type: " + expr.GetType().Name);
}
return(arr);
}
public void TestVisitAllLines()
{
var routes = new SchemeVisitor().VisitAllLines(Scheme);
foreach (var r in routes)
{
WriteRoute(r);
}
}
public void TestVisitAllLinesByBranchAndBound()
{
var routes = new SchemeVisitor().VisitAllLinesByBranchAndBound(Scheme);
foreach (var r in routes)
{
WriteRoute(r);
}
}
public void TestFindRoute()
{
var from = Scheme.GetStations()
.Where(s => s.Name == @"Бунинская аллея").First();
var to = Scheme.GetStations()
.Where(s => s.Name == @"Алтуфьево").First();
var route = new SchemeVisitor().FindRoute(from, to);
WriteRoute(route);
}
public void TestRoute()
{
var scheme = new Scheme();
var line1 = scheme.AddLine(@"line1");
var line2 = scheme.AddLine(@"line2");
var line3 = scheme.AddLine(@"line3");
var line4 = scheme.AddLine(@"line4");
var line5 = scheme.AddLine(@"line5");
var s1 = line1.AddStation(@"s1");
var s2 = line2.AddStation(@"s2");
var s3 = line3.AddStation(@"s3");
var s4 = line4.AddStation(@"s4");
var s5 = line5.AddStation(@"s5");
var s1s2 = scheme.AddRelation(s1, s2, 20);
var s1s3 = scheme.AddRelation(s1, s3, 18);
var s1s4 = scheme.AddRelation(s1, s4, 12);
var s1s5 = scheme.AddRelation(s1, s4, 8);
var s2s3 = scheme.AddRelation(s2, s3, 14);
var s2s4 = scheme.AddRelation(s2, s4, 7);
var s2s5 = scheme.AddRelation(s2, s5, 11);
var s3s4 = scheme.AddRelation(s3, s4, 6);
var s3s5 = scheme.AddRelation(s3, s5, 11);
var s4s5 = scheme.AddRelation(s4, s5, 12);
var routes = new List <IRoute>();
routes.Add(s1s2);
routes.Add(s1s3);
routes.Add(s1s4);
routes.Add(s1s5);
routes.Add(s2s3);
routes.Add(s2s4);
routes.Add(s2s5);
routes.Add(s3s4);
routes.Add(s3s5);
routes.Add(s4s5);
var r = new SchemeVisitor().VisitAllLinesByBranchAndBound(scheme);
}
