gistfile1.cs

dictionary ContactFindSortOptions {
  DOMString sortBy;
  DOMString sortOrder = "ascending";
};

dictionary ContactFindOptions : ContactFindSortOptions {
  DOMString      filterValue;
  DOMString      filterOp;
  any            filterBy;     // e.g. ["givenName", "nickname"]
  unsigned long  filterLimit;
};

[NoInterfaceObject, NavigatorProperty="mozContacts",
 JSImplementation="@mozilla.org/contactManager;1"]
interface ContactManager {
  DOMRequest find(optional ContactFindOptions options);
  DOMCursor  getAll(optional ContactFindSortOptions options);
};

gistfile2.txt

0:46.33 /Users/Reuben/Development/inbound-obj-dbg/dom/bindings/ContactsBinding.cpp:5084:10: error: member function 'ToObject' not viable: 'this' argument has type 'const mozilla::dom::ContactFindOptions', but function is not marked const
 0:46.33     if (!options.ToObject(cx, mCallback, &argv[0])) {
 0:46.33          ^~~~~~~
 0:46.33 /Users/Reuben/Development/inbound-obj-dbg/dom/bindings/ContactsBinding.cpp:255:21: note: 'ToObject' declared here
 0:46.33 ContactFindOptions::ToObject(JSContext* cx, JSObject* parentObject, JS::Value *vp)
 0:46.33                     ^
 0:46.33 /Users/Reuben/Development/inbound-obj-dbg/dom/bindings/ContactsBinding.cpp:5139:10: error: member function 'ToObject' not viable: 'this' argument has type 'const mozilla::dom::ContactFindSortOptions', but function is not marked const
 0:46.33     if (!options.ToObject(cx, mCallback, &argv[0])) {
 0:46.33          ^~~~~~~
 0:46.33 /Users/Reuben/Development/inbound-obj-dbg/dom/bindings/ContactsBinding.cpp:105:25: note: 'ToObject' declared here
 0:46.33 ContactFindSortOptions::ToObject(JSContext* cx, JSObject* parentObject, JS::Value *vp)
 0:46.33                         ^
 0:46.33 2 errors generated.

gistfile3.cpp

already_AddRefed<DOMRequest>
ContactManagerJSImpl::Find(const ContactFindOptions& options, ErrorResult& aRv, ExceptionHandling aExceptionHandling)
{
  CallSetup s(mCallback, aRv, aExceptionHandling);
  JSContext* cx = s.GetContext();
  if (!cx) {
    aRv.Throw(NS_ERROR_UNEXPECTED);
    return nullptr;
  }
  JS::Value rval = JSVAL_VOID;
  JS::AutoValueVector argv(cx);
  if (!argv.resize(1)) {
    aRv.Throw(NS_ERROR_OUT_OF_MEMORY);
    return nullptr;
  }
  unsigned argc = 1;

  do {
    if (!options.ToObject(cx, mCallback, &argv[0])) {
      aRv.Throw(NS_ERROR_UNEXPECTED);
      return nullptr;
    }
    break;
  } while (0);

  JS::Value callable;
  if (!GetCallableProperty(cx, "find", &callable)) {
    aRv.Throw(NS_ERROR_UNEXPECTED);
    return nullptr;
  }
  if (!JS_CallFunctionValue(cx, mCallback, callable,
                            argc, argv.begin(), &rval)) {
    aRv.Throw(NS_ERROR_UNEXPECTED);
    return nullptr;
  }
  NonNull<mozilla::dom::DOMRequest> rvalDecl;
  if (rval.isObject()) {
    {
      nsresult rv = UnwrapObject<prototypes::id::DOMRequest, mozilla::dom::DOMRequest>(cx, &rval.toObject(), rvalDecl);
      if (NS_FAILED(rv)) {
        ThrowErrorMessage(cx, MSG_DOES_NOT_IMPLEMENT_INTERFACE, "DOMRequest");
        aRv.Throw(NS_ERROR_UNEXPECTED);
        return nullptr;
      }
    }
  } else {
    ThrowErrorMessage(cx, MSG_NOT_OBJECT);
    aRv.Throw(NS_ERROR_UNEXPECTED);
    return nullptr;
  }
  NS_ADDREF(rvalDecl.Ptr());
  return rvalDecl.Ptr();
}