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diff --git a/Rx/v2/src/rxcpp/operators/rx-ignore_elements.hpp b/Rx/v2/src/rxcpp/operators/rx-ignore_elements.hpp
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-// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
-
-#pragma once
-
-/*! \file rx-ignore_elements.hpp
-
- \brief Do not emit any items from the source Observable, but allow termination notification (either onError or onCompleted) to pass through unchanged.
-
- \return Observable that emits termination notification from the source observable.
-
- \sample
- \snippet ignore_elements.cpp ignore_elements sample
- \snippet output.txt ignore_elements sample
-*/
-
-#if !defined(RXCPP_OPERATORS_RX_IGNORE_ELEMENTS_HPP)
-#define RXCPP_OPERATORS_RX_IGNORE_ELEMENTS_HPP
-
-#include "../rx-includes.hpp"
-
-namespace rxcpp {
-
-namespace operators {
-
-namespace detail {
-
-template<class... AN>
-struct ignore_elements_invalid_arguments {};
-
-template<class... AN>
-struct ignore_elements_invalid : public rxo::operator_base<ignore_elements_invalid_arguments<AN...>> {
- using type = observable<ignore_elements_invalid_arguments<AN...>, ignore_elements_invalid<AN...>>;
-};
-template<class... AN>
-using ignore_elements_invalid_t = typename ignore_elements_invalid<AN...>::type;
-
-template<class T>
-struct ignore_elements {
- typedef rxu::decay_t<T> source_value_type;
-
- template<class Subscriber>
- struct ignore_elements_observer
- {
- typedef ignore_elements_observer<Subscriber> this_type;
- typedef source_value_type value_type;
- typedef rxu::decay_t<Subscriber> dest_type;
- typedef observer<value_type, this_type> observer_type;
- dest_type dest;
-
- ignore_elements_observer(dest_type d)
- : dest(d)
- {
- }
-
- void on_next(source_value_type) const {
- // no-op; ignore element
- }
-
- void on_error(rxu::error_ptr e) const {
- dest.on_error(e);
- }
-
- void on_completed() const {
- dest.on_completed();
- }
-
- static subscriber<value_type, observer_type> make(dest_type d) {
- return make_subscriber<value_type>(d, this_type(d));
- }
- };
-
- template<class Subscriber>
- auto operator()(Subscriber dest) const
- -> decltype(ignore_elements_observer<Subscriber>::make(std::move(dest))) {
- return ignore_elements_observer<Subscriber>::make(std::move(dest));
- }
-};
-
-}
-
-/*! @copydoc rx-ignore_elements.hpp
-*/
-template<class... AN>
-auto ignore_elements(AN&&... an)
--> operator_factory<ignore_elements_tag, AN...> {
- return operator_factory<ignore_elements_tag, AN...>(std::make_tuple(std::forward<AN>(an)...));
-}
-
-}
-
-template<>
-struct member_overload<ignore_elements_tag>
-{
- template<class Observable,
- class SourceValue = rxu::value_type_t<Observable>,
- class Enabled = rxu::enable_if_all_true_type_t<
- is_observable<Observable>>,
- class IgnoreElements = rxo::detail::ignore_elements<SourceValue>>
- static auto member(Observable&& o)
- -> decltype(o.template lift<SourceValue>(IgnoreElements())) {
- return o.template lift<SourceValue>(IgnoreElements());
- }
-
- template<class... AN>
- static operators::detail::ignore_elements_invalid_t<AN...> member(AN...) {
- std::terminate();
- return {};
- static_assert(sizeof...(AN) == 10000, "ignore_elements takes no arguments");
- }
-};
-
-}
-
-#endif