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Also rename .visit() with .match() in MTP types.
Also add base::match_method() and base::match() for base::variant.
Also add base::match() and .match() for base::optional_variant.
This commit is contained in:
John Preston
2018-06-13 20:10:12 +03:00
parent 0e9793b845
commit 83786ddeaf
13 changed files with 560 additions and 127 deletions
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5
Telegram/SourceFiles/rpl/combine.h
View File

@@ -8,6 +8,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#pragma once
#include "base/optional.h"
#include "base/variant.h"
#include <rpl/map.h>
#include <rpl/producer.h>
#include <rpl/details/type_list.h>
@@ -121,7 +122,7 @@ template <
class combine_implementation_helper<producer<Values, Errors, Generators>...> {
public:
using CombinedValue = std::tuple<Values...>;
using CombinedError = normalized_variant_t<Errors...>;
using CombinedError = base::normalized_variant_t<Errors...>;
combine_implementation_helper(
producer<Values, Errors, Generators> &&...producers)
@@ -154,7 +155,7 @@ template <
inline auto combine_implementation(
producer<Values, Errors, Generators> &&...producers) {
using CombinedValue = std::tuple<Values...>;
using CombinedError = normalized_variant_t<Errors...>;
using CombinedError = base::normalized_variant_t<Errors...>;
return make_producer<CombinedValue, CombinedError>(
make_combine_implementation_helper(std::move(producers)...));

16
Telegram/SourceFiles/rpl/details/type_list.h
View File

@@ -8,7 +8,6 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#pragma once
#include <type_traits>
#include "base/variant.h"
namespace rpl {
namespace details {
@@ -177,20 +176,5 @@ struct extract_to<list<Types...>, To> {
};
} // namespace type_list
template <typename ...Types>
struct normalized_variant {
using list = type_list::list<Types...>;
using distinct = type_list::distinct_t<list>;
using type = std::conditional_t<
type_list::size_v<distinct> == 1,
type_list::get_t<0, distinct>,
type_list::extract_to_t<distinct, base::variant>>;
};
template <typename ...Types>
using normalized_variant_t
= typename normalized_variant<Types...>::type;
} // namespace details
} // namespace rpl