public void NativeFunction()
{
var state = new MondState();
state["function"] = new MondFunction((_, args) => args[0]);
var result = state.Run(@"
return global.function('arg');
");
Assert.True(result == "arg");
}
static void Main()
{
/*const string source1 = @"
var a = [1, 2, 3];
return a.length();
";*/
const string source1 = @"
fun fibonacci(n) {
fun inner(m, a, b) {
if (m == 0)
return a;
return inner(m - 1, b, a + b);
}
return inner(n, 0, 1);
}
return fibonacci(50);
";
try
{
var state = new MondState();
state["call"] = new MondFunction((_, args) => state.Call(args[0], args[1]));
var program1 = MondProgram.Compile(source1, "test1.mnd");
//var program2 = MondProgram.Compile(source2, "test2.mnd");
var result1 = state.Load(program1);
//var result2 = state.Load(program2);
Console.WriteLine(result1.ToString());
//Console.WriteLine(result2.ToString());
}
catch (MondException e)
{
Console.WriteLine(e.Message);
}
Console.ReadLine();
}
private MondValue CreateLocalObject()
{
var obj = new MondValue(_state);
obj.Prototype = MondValue.Null;
obj["__get"] = new MondFunction((_, args) =>
{
if (args.Length != 2)
throw new MondRuntimeException("LocalObject.__get: requires 2 parameters");
var name = (string)args[1];
Func<MondValue> getter;
Action<MondValue> setter;
if (!TryGetLocalAccessor(name, out getter, out setter))
throw new MondRuntimeException("`{0}` is not defined", name);
return getter();
});
obj["__set"] = new MondFunction((_, args) =>
{
if (args.Length != 3)
throw new MondRuntimeException("LocalObject.__set: requires 3 parameters");
var name = (string)args[1];
var value = args[2];
Func<MondValue> getter;
Action<MondValue> setter;
if (!TryGetLocalAccessor(name, out getter, out setter))
throw new MondRuntimeException("`{0}` is not defined", name);
if (setter == null)
throw new MondRuntimeException("`{0}` is read-only", name);
setter(value);
return value;
});
return obj;
}
public Closure(MondFunction function)
{
Type = ClosureType.Native;
NativeFunction = function;
}
public static MondValue GetEnumerator([MondInstance] MondValue instance)
{
var enumerator = new MondValue(MondValueType.Object);
var str = (string)instance;
var i = 0;
enumerator["current"] = MondValue.Undefined;
enumerator["moveNext"] = new MondValue((_, args) =>
{
if (i >= str.Length)
return false;
enumerator["current"] = new string(str[i++], 1);
return true;
});
enumerator["dispose"] = new MondFunction((_, args) => MondValue.Undefined);
return enumerator;
}
public static MondValue GetEnumerator([MondInstance] MondValue instance)
{
EnsureObject("getEnumerator", instance);
var enumerator = new MondValue(MondValueType.Object);
var keys = instance.ObjectValue.Values.Keys.ToList();
var i = 0;
enumerator["current"] = MondValue.Undefined;
enumerator["moveNext"] = new MondValue((_, args) =>
{
if (i >= keys.Count)
return false;
var pair = new MondValue(MondValueType.Object);
pair["key"] = keys[i];
pair["value"] = instance.ObjectValue.Values[keys[i]];
enumerator["current"] = pair;
i++;
return true;
});
enumerator["dispose"] = new MondFunction((_, args) => MondValue.Undefined);
return enumerator;
}