public void TestInterpreterChain()
{
var p = new MockProcess ();
var i1 = new Interpreter (p, null);
var i2 = new Interpreter (p, i1);
i2.ops.Add (new LoadConstant (anInteger));
i2.ops.Add (new Return ());
i2.Resume ();
Assert.AreEqual (i1, p.i);
var peek = i1.stack.Peek ();
Assert.AreEqual (typeof(NativeInteger), peek.GetType ());
Assert.AreEqual (anInteger, ((NativeInteger)peek).Value);
}
public void TestInterpreterSumLambda()
{
var p = new MockProcess ();
var i = new Interpreter (p, null);
for (int x = 0; x < 1000; x++) {
i.ops.Add (new LoadConstant (2));
i.ops.Add (new LoadConstant (3));
i.ops.Add (new SumLambda ());
i.Resume ();
i.stack.Pop ();
}
var peek = i.stack.Peek ();
Assert.AreEqual (typeof(NativeInteger), peek.GetType ());
Assert.AreEqual (5, ((NativeInteger)peek).Value);
}
public override void Resume()
{
Console.Write (ToString () + "> ");
var input = Console.ReadLine ().Trim ();
if (input.Count () > 0) {
var interpreter = new Interpreter (process, this);
try {
interpreter.ops.AddRange (Parse (input));
process.ChangeIntepreter (interpreter);
interpreter.Resume ();
if (interpreter.stack.Count () > 0)
Console.WriteLine (interpreter.stack.Peek ());
} catch (InvalidOperationException) {
Console.WriteLine ("Syntax Error.");
}
}
}
public override void ChangeIntepreter(Interpreter i)
{
this.i = i;
}
public void TestLoadStore()
{
var p = new MockProcess();
var i = new Interpreter(p, null);
i.ops.Add(new LoadConstant(anInteger));
i.ops.Add(new StoreLocalVar("temp"));
i.ops.Add(new LoadLocalVar("temp"));
i.Resume();
Assert.AreEqual(typeof(NativeInteger), i.stack.Peek().GetType());
Assert.AreEqual(anInteger, ((NativeInteger) i.stack.Peek()).Value);
}
public virtual void Execute(Interpreter ctx)
{
action (ctx);
}
public Interpreter(Process p,Interpreter sender)
{
this.process = p;
this.sender = sender;
this.context = new Object ();
this.stack = new Stack<Object> ();
this.ops = new List<Op> ();
}
