1009 lines
23 KiB
C++
1009 lines
23 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include <functional>
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#include <rpl/consumer.h>
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#include <rpl/lifetime.h>
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#include <rpl/details/superset_type.h>
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#include <rpl/details/callable.h>
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#if defined _DEBUG || defined COMPILER_MSVC
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#define RPL_PRODUCER_TYPE_ERASED_ALWAYS
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#endif // _DEBUG
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namespace rpl {
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namespace details {
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template <typename Value, typename Error>
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const consumer<Value, Error> &const_ref_consumer();
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template <typename Lambda>
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class mutable_lambda_wrap {
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public:
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mutable_lambda_wrap(Lambda &&lambda)
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: _lambda(std::move(lambda)) {
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}
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mutable_lambda_wrap(const mutable_lambda_wrap &other) = default;
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mutable_lambda_wrap(mutable_lambda_wrap &&other) = default;
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mutable_lambda_wrap &operator=(
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const mutable_lambda_wrap &other) = default;
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mutable_lambda_wrap &operator=(
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mutable_lambda_wrap &&other) = default;
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template <typename... Args>
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auto operator()(Args&&... args) const {
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return (const_cast<mutable_lambda_wrap*>(this)->_lambda)(
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std::forward<Args>(args)...);
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}
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private:
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Lambda _lambda;
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};
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// Type-erased copyable mutable function using std::function.
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template <typename Value, typename Error>
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class type_erased_generator final {
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public:
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template <typename Handlers>
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using consumer_type = consumer<Value, Error, Handlers>;
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using value_type = Value;
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using error_type = Error;
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type_erased_generator(
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const type_erased_generator &other) = default;
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type_erased_generator(
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type_erased_generator &&other) = default;
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type_erased_generator &operator=(
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const type_erased_generator &other) = default;
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type_erased_generator &operator=(
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type_erased_generator &&other) = default;
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template <
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typename Generator,
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typename = std::enable_if_t<
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std::is_convertible_v<
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decltype(std::declval<Generator>()(
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const_ref_consumer<Value, Error>())),
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lifetime> &&
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!std::is_same_v<
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std::decay_t<Generator>,
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type_erased_generator>>>
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type_erased_generator(Generator other) : _implementation(
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mutable_lambda_wrap<Generator>(std::move(other))) {
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}
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template <
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typename Generator,
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typename = std::enable_if_t<
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std::is_convertible_v<
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decltype(std::declval<Generator>()(
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const_ref_consumer<Value, Error>())),
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lifetime> &&
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!std::is_same_v<
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std::decay_t<Generator>,
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type_erased_generator>>>
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type_erased_generator &operator=(Generator other) {
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_implementation = mutable_lambda_wrap<Generator>(
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std::move(other));
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return *this;
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}
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template <typename Handlers>
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lifetime operator()(const consumer_type<Handlers> &consumer) {
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return _implementation(consumer);
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}
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private:
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std::function<lifetime(const consumer_type<type_erased_handlers<Value, Error>> &)> _implementation;
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};
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} // namespace details
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template <
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typename Value = empty_value,
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typename Error = no_error,
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typename Generator = details::type_erased_generator<
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Value,
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Error>>
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class producer;
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template <
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typename Value1,
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typename Value2,
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typename Error1,
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typename Error2,
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typename Generator>
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struct superset_type<
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producer<Value1, Error1, Generator>,
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producer<Value2, Error2, Generator>> {
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using type = producer<
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superset_type_t<Value1, Value2>,
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superset_type_t<Error1, Error2>,
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Generator>;
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};
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template <
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typename Value,
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typename Error,
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typename Generator1,
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typename Generator2>
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struct superset_type<
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producer<Value, Error, Generator1>,
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producer<Value, Error, Generator2>> {
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using type = producer<Value, Error>;
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};
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template <
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typename Value,
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typename Error,
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typename Generator>
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struct superset_type<
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producer<Value, Error, Generator>,
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producer<Value, Error, Generator>> {
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using type = producer<Value, Error, Generator>;
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};
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namespace details {
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template <typename Value, typename Error, typename Generator>
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class producer_base {
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public:
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template <typename Handlers>
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using consumer_type = consumer<Value, Error, Handlers>;
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using value_type = Value;
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using error_type = Error;
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template <
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typename OtherGenerator,
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typename = std::enable_if_t<
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std::is_constructible_v<Generator, OtherGenerator&&>>>
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producer_base(OtherGenerator &&generator);
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producer_base(const producer_base &other) = default;
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producer_base(producer_base &&other) = default;
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producer_base &operator=(const producer_base &other) = default;
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producer_base &operator=(producer_base &&other) = default;
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename = std::enable_if_t<
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is_callable_v<OnNext, Value>
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&& is_callable_v<OnError, Error>
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&& is_callable_v<OnDone>>>
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void start(
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OnNext &&next,
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OnError &&error,
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OnDone &&done,
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lifetime &alive_while) &&;
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename = std::enable_if_t<
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is_callable_v<OnNext, Value>
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&& is_callable_v<OnError, Error>
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&& is_callable_v<OnDone>>>
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[[nodiscard]] lifetime start(
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OnNext &&next,
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OnError &&error,
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OnDone &&done) &&;
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename = std::enable_if_t<
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is_callable_v<OnNext, Value>
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&& is_callable_v<OnError, Error>
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&& is_callable_v<OnDone>>>
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void start_copy(
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OnNext &&next,
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OnError &&error,
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OnDone &&done,
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lifetime &alive_while) const &;
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename = std::enable_if_t<
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is_callable_v<OnNext, Value>
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&& is_callable_v<OnError, Error>
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&& is_callable_v<OnDone>>>
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[[nodiscard]] lifetime start_copy(
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OnNext &&next,
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OnError &&error,
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OnDone &&done) const &;
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template <typename Handlers>
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void start_existing(
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const consumer_type<Handlers> &consumer,
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lifetime &alive_while) &&;
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template <typename Handlers>
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[[nodiscard]] lifetime start_existing(
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const consumer_type<Handlers> &consumer) &&;
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private:
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Generator _generator;
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template <
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typename OtherValue,
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typename OtherError,
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typename OtherGenerator>
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friend class ::rpl::producer;
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};
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template <typename Value, typename Error, typename Generator>
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template <typename OtherGenerator, typename>
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inline producer_base<Value, Error, Generator>::producer_base(
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OtherGenerator &&generator)
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: _generator(std::forward<OtherGenerator>(generator)) {
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}
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template <typename Value, typename Error, typename Generator>
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename>
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inline void producer_base<Value, Error, Generator>::start(
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OnNext &&next,
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OnError &&error,
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OnDone &&done,
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lifetime &alive_while) && {
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return std::move(*this).start_existing(
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make_consumer<Value, Error>(
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std::forward<OnNext>(next),
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std::forward<OnError>(error),
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std::forward<OnDone>(done)),
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alive_while);
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}
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template <typename Value, typename Error, typename Generator>
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename>
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[[nodiscard]] inline lifetime producer_base<Value, Error, Generator>::start(
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OnNext &&next,
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OnError &&error,
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OnDone &&done) && {
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auto result = lifetime();
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std::move(*this).start_existing(
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make_consumer<Value, Error>(
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std::forward<OnNext>(next),
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std::forward<OnError>(error),
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std::forward<OnDone>(done)),
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result);
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return result;
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}
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template <typename Value, typename Error, typename Generator>
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename>
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inline void producer_base<Value, Error, Generator>::start_copy(
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OnNext &&next,
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OnError &&error,
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OnDone &&done,
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lifetime &alive_while) const & {
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auto copy = *this;
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return std::move(copy).start_existing(
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make_consumer<Value, Error>(
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std::forward<OnNext>(next),
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std::forward<OnError>(error),
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std::forward<OnDone>(done)),
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alive_while);
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}
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template <typename Value, typename Error, typename Generator>
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template <
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typename OnNext,
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typename OnError,
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typename OnDone,
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typename>
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[[nodiscard]] inline lifetime producer_base<Value, Error, Generator>::start_copy(
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OnNext &&next,
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OnError &&error,
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OnDone &&done) const & {
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auto result = lifetime();
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auto copy = *this;
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std::move(copy).start_existing(
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make_consumer<Value, Error>(
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std::forward<OnNext>(next),
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std::forward<OnError>(error),
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std::forward<OnDone>(done)),
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result);
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return result;
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}
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template <typename Value, typename Error, typename Generator>
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template <typename Handlers>
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inline void producer_base<Value, Error, Generator>::start_existing(
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const consumer_type<Handlers> &consumer,
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lifetime &alive_while) && {
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alive_while.add(consumer.terminator());
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consumer.add_lifetime(std::move(_generator)(consumer));
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}
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template <typename Value, typename Error, typename Generator>
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template <typename Handlers>
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[[nodiscard]] inline lifetime producer_base<Value, Error, Generator>::start_existing(
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const consumer_type<Handlers> &consumer) && {
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auto result = lifetime();
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std::move(*this).start_existing(consumer, result);
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return result;
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}
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template <typename Value, typename Error>
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using producer_base_type_erased = producer_base<
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Value,
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Error,
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type_erased_generator<Value, Error>>;
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} // namespace details
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template <typename Value, typename Error, typename Generator>
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class producer final
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: public details::producer_base<Value, Error, Generator> {
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using parent_type = details::producer_base<
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Value,
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Error,
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Generator>;
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public:
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using parent_type::parent_type;
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};
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template <typename Value, typename Error>
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class producer<
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Value,
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Error,
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details::type_erased_generator<Value, Error>> final
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: public details::producer_base_type_erased<Value, Error> {
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using parent_type = details::producer_base_type_erased<
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Value,
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Error>;
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public:
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using parent_type::parent_type;;
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producer(const producer &other) = default;
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producer(producer &&other) = default;
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producer &operator=(const producer &other) = default;
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producer &operator=(producer &&other) = default;
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template <
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typename Generic,
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typename = std::enable_if_t<!std::is_same_v<
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Generic,
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details::type_erased_generator<Value, Error>>>>
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producer(const details::producer_base<Value, Error, Generic> &other)
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: parent_type(other._generator) {
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}
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template <
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typename Generic,
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typename = std::enable_if_t<!std::is_same_v<
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Generic,
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details::type_erased_generator<Value, Error>>>>
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producer(details::producer_base<Value, Error, Generic> &&other)
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: parent_type(std::move(other._generator)) {
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}
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template <
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typename Generic,
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typename = std::enable_if_t<!std::is_same_v<
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Generic,
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details::type_erased_generator<Value, Error>>>>
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producer &operator=(
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const details::producer_base<Value, Error, Generic> &other) {
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this->_generator = other._generator;
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return *this;
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}
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template <
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typename Generic,
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typename = std::enable_if_t<!std::is_same_v<
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Generic,
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details::type_erased_generator<Value, Error>>>>
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producer &operator=(
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details::producer_base<Value, Error, Generic> &&other) {
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this->_generator = std::move(other._generator);
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return *this;
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}
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};
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template <
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typename Value = empty_value,
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typename Error = no_error,
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typename Generator,
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typename = std::enable_if_t<
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std::is_convertible_v<
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decltype(std::declval<Generator>()(
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details::const_ref_consumer<Value, Error>())),
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lifetime>>>
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inline auto make_producer(Generator &&generator)
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#ifdef RPL_PRODUCER_TYPE_ERASED_ALWAYS
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-> producer<Value, Error> {
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#else // RPL_PRODUCER_TYPE_ERASED_ALWAYS
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-> producer<Value, Error, std::decay_t<Generator>> {
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#endif // !RPL_PRODUCER_TYPE_ERASED_ALWAYS
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return std::forward<Generator>(generator);
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}
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template <typename Value, typename Error, typename Generator>
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inline producer<Value, Error, Generator> duplicate(
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const producer<Value, Error, Generator> &value) {
|
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return value;
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}
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|
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template <
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typename Value,
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typename Error,
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typename Generator,
|
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typename Method,
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typename = decltype(std::declval<Method>()(
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std::declval<producer<Value, Error, Generator>>()))>
|
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inline auto operator|(
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producer<Value, Error, Generator> &&value,
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Method &&method) {
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return std::forward<Method>(method)(std::move(value));
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}
|
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|
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namespace details {
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|
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struct with_none {
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};
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|
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struct lifetime_with_none {
|
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lifetime &alive_while;
|
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};
|
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|
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template <typename OnNext>
|
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struct with_next {
|
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OnNext next;
|
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};
|
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|
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template <typename OnNext>
|
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struct lifetime_with_next {
|
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lifetime &alive_while;
|
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OnNext next;
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};
|
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|
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template <typename OnError>
|
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struct with_error {
|
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OnError error;
|
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};
|
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|
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template <typename OnError>
|
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struct lifetime_with_error {
|
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lifetime &alive_while;
|
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OnError error;
|
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};
|
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|
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template <typename OnDone>
|
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struct with_done {
|
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OnDone done;
|
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};
|
|
|
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template <typename OnDone>
|
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struct lifetime_with_done {
|
|
lifetime &alive_while;
|
|
OnDone done;
|
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};
|
|
|
|
template <typename OnNext, typename OnError>
|
|
struct with_next_error {
|
|
OnNext next;
|
|
OnError error;
|
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};
|
|
|
|
template <typename OnNext, typename OnError>
|
|
struct lifetime_with_next_error {
|
|
lifetime &alive_while;
|
|
OnNext next;
|
|
OnError error;
|
|
};
|
|
|
|
template <typename OnError, typename OnDone>
|
|
struct with_error_done {
|
|
OnError error;
|
|
OnDone done;
|
|
};
|
|
|
|
template <typename OnError, typename OnDone>
|
|
struct lifetime_with_error_done {
|
|
lifetime &alive_while;
|
|
OnError error;
|
|
OnDone done;
|
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};
|
|
|
|
template <typename OnNext, typename OnDone>
|
|
struct with_next_done {
|
|
OnNext next;
|
|
OnDone done;
|
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};
|
|
|
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template <typename OnNext, typename OnDone>
|
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struct lifetime_with_next_done {
|
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lifetime &alive_while;
|
|
OnNext next;
|
|
OnDone done;
|
|
};
|
|
|
|
template <typename OnNext, typename OnError, typename OnDone>
|
|
struct with_next_error_done {
|
|
OnNext next;
|
|
OnError error;
|
|
OnDone done;
|
|
};
|
|
|
|
template <typename OnNext, typename OnError, typename OnDone>
|
|
struct lifetime_with_next_error_done {
|
|
lifetime &alive_while;
|
|
OnNext next;
|
|
OnError error;
|
|
OnDone done;
|
|
};
|
|
|
|
} // namespace details
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|
|
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inline auto start()
|
|
-> details::with_none {
|
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return {};
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|
}
|
|
|
|
inline auto start(lifetime &alive_while)
|
|
-> details::lifetime_with_none {
|
|
return { alive_while };
|
|
}
|
|
|
|
template <typename OnNext>
|
|
inline auto start_with_next(OnNext &&next)
|
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-> details::with_next<std::decay_t<OnNext>> {
|
|
return { std::forward<OnNext>(next) };
|
|
}
|
|
|
|
template <typename OnNext>
|
|
inline auto start_with_next(OnNext &&next, lifetime &alive_while)
|
|
-> details::lifetime_with_next<std::decay_t<OnNext>> {
|
|
return { alive_while, std::forward<OnNext>(next) };
|
|
}
|
|
|
|
template <typename OnError>
|
|
inline auto start_with_error(OnError &&error)
|
|
-> details::with_error<std::decay_t<OnError>> {
|
|
return { std::forward<OnError>(error) };
|
|
}
|
|
|
|
template <typename OnError>
|
|
inline auto start_with_error(OnError &&error, lifetime &alive_while)
|
|
-> details::lifetime_with_error<std::decay_t<OnError>> {
|
|
return { alive_while, std::forward<OnError>(error) };
|
|
}
|
|
|
|
template <typename OnDone>
|
|
inline auto start_with_done(OnDone &&done)
|
|
-> details::with_done<std::decay_t<OnDone>> {
|
|
return { std::forward<OnDone>(done) };
|
|
}
|
|
|
|
template <typename OnDone>
|
|
inline auto start_with_done(OnDone &&done, lifetime &alive_while)
|
|
-> details::lifetime_with_done<std::decay_t<OnDone>> {
|
|
return { alive_while, std::forward<OnDone>(done) };
|
|
}
|
|
|
|
template <typename OnNext, typename OnError>
|
|
inline auto start_with_next_error(
|
|
OnNext &&next,
|
|
OnError &&error)
|
|
-> details::with_next_error<
|
|
std::decay_t<OnNext>,
|
|
std::decay_t<OnError>> {
|
|
return {
|
|
std::forward<OnNext>(next),
|
|
std::forward<OnError>(error)
|
|
};
|
|
}
|
|
|
|
template <typename OnNext, typename OnError>
|
|
inline auto start_with_next_error(
|
|
OnNext &&next,
|
|
OnError &&error,
|
|
lifetime &alive_while)
|
|
-> details::lifetime_with_next_error<
|
|
std::decay_t<OnNext>,
|
|
std::decay_t<OnError>> {
|
|
return {
|
|
alive_while,
|
|
std::forward<OnNext>(next),
|
|
std::forward<OnError>(error)
|
|
};
|
|
}
|
|
|
|
template <typename OnError, typename OnDone>
|
|
inline auto start_with_error_done(
|
|
OnError &&error,
|
|
OnDone &&done)
|
|
-> details::with_error_done<
|
|
std::decay_t<OnError>,
|
|
std::decay_t<OnDone>> {
|
|
return {
|
|
std::forward<OnError>(error),
|
|
std::forward<OnDone>(done)
|
|
};
|
|
}
|
|
|
|
template <typename OnError, typename OnDone>
|
|
inline auto start_with_error_done(
|
|
OnError &&error,
|
|
OnDone &&done,
|
|
lifetime &alive_while)
|
|
-> details::lifetime_with_error_done<
|
|
std::decay_t<OnError>,
|
|
std::decay_t<OnDone>> {
|
|
return {
|
|
alive_while,
|
|
std::forward<OnError>(error),
|
|
std::forward<OnDone>(done)
|
|
};
|
|
}
|
|
|
|
template <typename OnNext, typename OnDone>
|
|
inline auto start_with_next_done(
|
|
OnNext &&next,
|
|
OnDone &&done)
|
|
-> details::with_next_done<
|
|
std::decay_t<OnNext>,
|
|
std::decay_t<OnDone>> {
|
|
return {
|
|
std::forward<OnNext>(next),
|
|
std::forward<OnDone>(done)
|
|
};
|
|
}
|
|
|
|
template <typename OnNext, typename OnDone>
|
|
inline auto start_with_next_done(
|
|
OnNext &&next,
|
|
OnDone &&done,
|
|
lifetime &alive_while)
|
|
-> details::lifetime_with_next_done<
|
|
std::decay_t<OnNext>,
|
|
std::decay_t<OnDone>> {
|
|
return {
|
|
alive_while,
|
|
std::forward<OnNext>(next),
|
|
std::forward<OnDone>(done)
|
|
};
|
|
}
|
|
|
|
template <typename OnNext, typename OnError, typename OnDone>
|
|
inline auto start_with_next_error_done(
|
|
OnNext &&next,
|
|
OnError &&error,
|
|
OnDone &&done)
|
|
-> details::with_next_error_done<
|
|
std::decay_t<OnNext>,
|
|
std::decay_t<OnError>,
|
|
std::decay_t<OnDone>> {
|
|
return {
|
|
std::forward<OnNext>(next),
|
|
std::forward<OnError>(error),
|
|
std::forward<OnDone>(done)
|
|
};
|
|
}
|
|
|
|
template <typename OnNext, typename OnError, typename OnDone>
|
|
inline auto start_with_next_error_done(
|
|
OnNext &&next,
|
|
OnError &&error,
|
|
OnDone &&done,
|
|
lifetime &alive_while)
|
|
-> details::lifetime_with_next_error_done<
|
|
std::decay_t<OnNext>,
|
|
std::decay_t<OnError>,
|
|
std::decay_t<OnDone>> {
|
|
return {
|
|
alive_while,
|
|
std::forward<OnNext>(next),
|
|
std::forward<OnError>(error),
|
|
std::forward<OnDone>(done)
|
|
};
|
|
}
|
|
|
|
namespace details {
|
|
|
|
template <typename Value, typename Error, typename Generator>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_none &&handlers) {
|
|
return std::move(value).start(
|
|
[] {},
|
|
[] {},
|
|
[] {});
|
|
}
|
|
|
|
template <typename Value, typename Error, typename Generator>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_none &&handlers) {
|
|
std::move(value).start(
|
|
[] {},
|
|
[] {},
|
|
[] {},
|
|
handlers.alive_while);
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename = std::enable_if_t<is_callable_v<OnNext, Value>>>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_next<OnNext> &&handlers) {
|
|
return std::move(value).start(
|
|
std::move(handlers.next),
|
|
[] {},
|
|
[] {});
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename = std::enable_if_t<is_callable_v<OnNext, Value>>>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_next<OnNext> &&handlers) {
|
|
std::move(value).start(
|
|
std::move(handlers.next),
|
|
[] {},
|
|
[] {},
|
|
handlers.alive_while);
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnError,
|
|
typename = std::enable_if_t<is_callable_v<OnError, Error>>>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_error<OnError> &&handlers) {
|
|
return std::move(value).start(
|
|
[] {},
|
|
std::move(handlers.error),
|
|
[] {});
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnError,
|
|
typename = std::enable_if_t<is_callable_v<OnError, Error>>>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_error<OnError> &&handlers) {
|
|
std::move(value).start(
|
|
[] {},
|
|
std::move(handlers.error),
|
|
[] {},
|
|
handlers.alive_while);
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<is_callable_v<OnDone>>>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_done<OnDone> &&handlers) {
|
|
return std::move(value).start(
|
|
[] {},
|
|
[] {},
|
|
std::move(handlers.done));
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<is_callable_v<OnDone>>>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_done<OnDone> &&handlers) {
|
|
std::move(value).start(
|
|
[] {},
|
|
[] {},
|
|
std::move(handlers.done),
|
|
handlers.alive_while);
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename OnError,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnNext, Value> &&
|
|
is_callable_v<OnError, Error>>>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_next_error<OnNext, OnError> &&handlers) {
|
|
return std::move(value).start(
|
|
std::move(handlers.next),
|
|
std::move(handlers.error),
|
|
[] {});
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename OnError,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnNext, Value> &&
|
|
is_callable_v<OnError, Error>>>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_next_error<OnNext, OnError> &&handlers) {
|
|
std::move(value).start(
|
|
std::move(handlers.next),
|
|
std::move(handlers.error),
|
|
[] {},
|
|
handlers.alive_while);
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnError,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnError, Error> &&
|
|
is_callable_v<OnDone>>>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_error_done<OnError, OnDone> &&handlers) {
|
|
return std::move(value).start(
|
|
[] {},
|
|
std::move(handlers.error),
|
|
std::move(handlers.done));
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnError,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnError, Error> &&
|
|
is_callable_v<OnDone>>>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_error_done<OnError, OnDone> &&handlers) {
|
|
std::move(value).start(
|
|
[] {},
|
|
std::move(handlers.error),
|
|
std::move(handlers.done),
|
|
handlers.alive_while);
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnNext, Value> &&
|
|
is_callable_v<OnDone>>>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_next_done<OnNext, OnDone> &&handlers) {
|
|
return std::move(value).start(
|
|
std::move(handlers.next),
|
|
[] {},
|
|
std::move(handlers.done));
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnNext, Value> &&
|
|
is_callable_v<OnDone>>>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_next_done<OnNext, OnDone> &&handlers) {
|
|
std::move(value).start(
|
|
std::move(handlers.next),
|
|
[] {},
|
|
std::move(handlers.done),
|
|
handlers.alive_while);
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename OnError,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnNext, Value> &&
|
|
is_callable_v<OnError, Error> &&
|
|
is_callable_v<OnDone>>>
|
|
[[nodiscard]] inline lifetime operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
with_next_error_done<
|
|
OnNext,
|
|
OnError,
|
|
OnDone> &&handlers) {
|
|
return std::move(value).start(
|
|
std::move(handlers.next),
|
|
std::move(handlers.error),
|
|
std::move(handlers.done));
|
|
}
|
|
|
|
template <
|
|
typename Value,
|
|
typename Error,
|
|
typename Generator,
|
|
typename OnNext,
|
|
typename OnError,
|
|
typename OnDone,
|
|
typename = std::enable_if_t<
|
|
is_callable_v<OnNext, Value> &&
|
|
is_callable_v<OnError, Error> &&
|
|
is_callable_v<OnDone>>>
|
|
inline void operator|(
|
|
producer<Value, Error, Generator> &&value,
|
|
lifetime_with_next_error_done<
|
|
OnNext,
|
|
OnError,
|
|
OnDone> &&handlers) {
|
|
std::move(value).start(
|
|
std::move(handlers.next),
|
|
std::move(handlers.error),
|
|
std::move(handlers.done),
|
|
handlers.alive_while);
|
|
}
|
|
|
|
} // namespace details
|
|
} // namespace rpl
|