private IType CompileArrayEnumerator(IType elemType)
{
var genericType = _host.CorlibTypes[GenericTypeId.ArrayEnumeratorT];
var enumerator = _host.TypeFactory.MakeGenericType(genericType, elemType);
_host.CompileClass(enumerator);
foreach (var method in enumerator.Methods)
{
_host.CompileMethod(method);
}
return(enumerator);
}
private static void CompileEquals(JsCompiler compiler, JsClass klass)
{
var other = "o".Id();
var func = new JsFunction(null, other.Value);
func.Body.Add(new JsText("if (o === null || o === undefined) return false;"));
//TODO: check object type
JsNode result = null;
foreach (var field in GetInstanceFields(klass))
{
var name = field.JsName();
var left = "this".Id().Get(name);
var right = other.Get(name);
JsNode e;
// primitive and ref types
if (field.Type.TypeKind != TypeKind.Struct && !field.Type.IsInt64Based())
{
e = left.Op(right, BinaryOperator.Equality);
}
else // value types, int64 based
{
var objectType = compiler.SystemTypes.Object;
var eq = objectType.Methods.Find("Equals", objectType, objectType);
compiler.CompileMethod(eq);
e = eq.JsFullName().Id().Call(left, right);
}
result = result == null ? e : result.And(e);
}
func.Body.Add(result == null ? "false".Id().Return() : result.Return());
var methodName = ObjectMethods.Find(compiler.SystemTypes.Object, ObjectMethodId.Equals).JsName();
klass.ExtendPrototype(func, methodName);
}