JSIL test case (iterator functions)

YieldReturn.cs

using System;
using System.Collections;
using System.Collections.Generic;

public static class Program {
    public static IEnumerable<int> OneToNine {
        get {
            for (int i = 0; i < 10; i++)
                yield return i;
        }
    }

    public static void Main (string[] args) {
        foreach (var i in OneToNine)
            Console.WriteLine("{0}", i);
    }
}

YieldReturn.js

// soicx5xv, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
JSIL.DeclareNamespace(this, "Program");
JSIL.MakeClass(System.Object, Program, "$ltget_OneToNine$gtd__0", "Program/<get_OneToNine>d__0");


Program.get_OneToNine = function () {
	return new Program.$ltget_OneToNine$gtd__0(-2);
};

Program.Main = function (args) {
	var enumerator = null, i = 0;
	enumerator = Program.OneToNine.IEnumerable$bt1_GetEnumerator();

	try {

	__while0__: 
		while (enumerator.IEnumerator_MoveNext()) {
			i = enumerator.IEnumerator$bt1_Current;
			System.Console.WriteLine("{0}", i);
		}
	} finally {

		if ((enumerator !== null)) {
			enumerator.IDisposable_Dispose();
		}
	}
};

Object.defineProperty(Program, "OneToNine", 
	{
		enumerable: true, 
		get: Program.get_OneToNine
	}
);

Program.$ltget_OneToNine$gtd__0.prototype.$lt$gt2__current = 0;
Program.$ltget_OneToNine$gtd__0.prototype.$lt$gt1__state = 0;
Program.$ltget_OneToNine$gtd__0.prototype.$lt$gtl__initialThreadId = 0;
Program.$ltget_OneToNine$gtd__0.prototype.$lti$gt5__1 = 0;
Program.$ltget_OneToNine$gtd__0.prototype.IEnumerable$bt1_GetEnumerator = function () {
	var result = null;

	if (!((System.Threading.Thread.CurrentThread.ManagedThreadId !== this.$lt$gtl__initialThreadId) || (this.$lt$gt1__state !== -2))) {
		this.$lt$gt1__state = 0;
		result = this;
	} else {
		result = new Program.$ltget_OneToNine$gtd__0(0);
	}
	return result;
};

Program.$ltget_OneToNine$gtd__0.prototype.IEnumerable_GetEnumerator = function () {
	return this.IEnumerable$bt1_GetEnumerator();
};

Program.$ltget_OneToNine$gtd__0.prototype.IEnumerator_MoveNext = function () {

	var __label0__ = "__entry0__";
__step0__: 
	while (true) {

		switch (__label0__) {

			case "__entry0__":

				switch (this.$lt$gt1__state) {
					case 0: 
						this.$lt$gt1__state = -1;
						this.$lti$gt5__1 = 0;
						break;
					case 1: 
						this.$lt$gt1__state = -1;
						this.$lti$gt5__1 = (this.$lti$gt5__1 + 1);
						break;
					default: 
						JSIL.UntranslatableInstruction("goto", "IL_69");
				}

				if ((this.$lti$gt5__1 >= 10)) {

					var __label1__ = "__entry1__";
				__step1__: 
					while (true) {

						switch (__label1__) {

							case "__entry1__":
								__label1__ = "IL_69";
								continue __step1__;
								break;

							case "IL_69":
								var result = false;
								break __step1__;
						}
					}
				} else {
					this.$lt$gt2__current = this.$lti$gt5__1;
					this.$lt$gt1__state = 1;
					result = true;
				}
				return result;
				break __step0__;
		}
	}
};

Program.$ltget_OneToNine$gtd__0.prototype.IEnumerator$bt1_get_Current = function () {
	return this.$lt$gt2__current;
};

Program.$ltget_OneToNine$gtd__0.prototype.IEnumerator_Reset = function () {
	throw new System.NotSupportedException();
};

Program.$ltget_OneToNine$gtd__0.prototype.IDisposable_Dispose = function () {
};

Program.$ltget_OneToNine$gtd__0.prototype.IEnumerator_get_Current = function () {
	return this.$lt$gt2__current;
};

Program.$ltget_OneToNine$gtd__0.prototype._ctor = function ($lt$gt1__state) {
	System.Object.prototype._ctor.call(this);
	this.$lt$gt1__state = $lt$gt1__state;
	this.$lt$gtl__initialThreadId = System.Threading.Thread.CurrentThread.ManagedThreadId;
};

Object.defineProperty(Program.$ltget_OneToNine$gtd__0.prototype, "IEnumerator$bt1_Current", 
	{
		enumerable: true, 
		get: Program.$ltget_OneToNine$gtd__0.prototype.IEnumerator$bt1_get_Current
	}
);
Object.defineProperty(Program.$ltget_OneToNine$gtd__0.prototype, "IEnumerator_Current", 
	{
		enumerable: true, 
		get: Program.$ltget_OneToNine$gtd__0.prototype.IEnumerator_get_Current
	}
);
Program.$ltget_OneToNine$gtd__0.prototype.__ImplementInterface__(System.Collections.Generic.IEnumerable$bt1.Of(System.Int32));
Program.$ltget_OneToNine$gtd__0.prototype.__ImplementInterface__(System.Collections.IEnumerable);
Program.$ltget_OneToNine$gtd__0.prototype.__ImplementInterface__(System.Collections.Generic.IEnumerator$bt1.Of(System.Int32));
Program.$ltget_OneToNine$gtd__0.prototype.__ImplementInterface__(System.Collections.IEnumerator);
Program.$ltget_OneToNine$gtd__0.prototype.__ImplementInterface__(System.IDisposable);


timeout(30); Program.Main([]);