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Diffstat (limited to 'Rx/v2/src/rxcpp/operators/rx-ignore_elements.hpp')
-rw-r--r-- | Rx/v2/src/rxcpp/operators/rx-ignore_elements.hpp | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/Rx/v2/src/rxcpp/operators/rx-ignore_elements.hpp b/Rx/v2/src/rxcpp/operators/rx-ignore_elements.hpp deleted file mode 100644 index 00b10a6..0000000 --- a/Rx/v2/src/rxcpp/operators/rx-ignore_elements.hpp +++ /dev/null @@ -1,114 +0,0 @@ -// 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 |