sikkienl/dash
1
0
Fork 0
mirror of https://github.com/dashpay/dash.git synced 2024-12-24 19:42:46 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

refactor: make namespace ranges mostly an alias of std::ranges

Browse Source
This commit is contained in:
Kittywhiskers Van Gogh 2024-11-01 16:02:27 +00:00
parent 4717fe8045
commit 0577b4d9de
No known key found for this signature in database
GPG Key ID: 30CD0C065E5C4AAD
1 changed files with 9 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
src/util/ranges.h
View File

@ -5,40 +5,20 @@
#ifndef BITCOIN_UTIL_RANGES_H #ifndef BITCOIN_UTIL_RANGES_H
#define BITCOIN_UTIL_RANGES_H #define BITCOIN_UTIL_RANGES_H
#include <algorithm> #include <ranges>
#include <optional> #include <optional>
//#if __cplusplus > 201703L // C++20 compiler
//namespace ranges = std::ranges;
//#else
#define MK_RANGE(FUN) \
template <typename X, typename Z> \
inline auto FUN(const X& ds, const Z& fn) { \
return std::FUN(cbegin(ds), cend(ds), fn); \
} \
template <typename X, typename Z> \
inline auto FUN(X& ds, const Z& fn) { \
return std::FUN(begin(ds), end(ds), fn); \
}
namespace ranges { namespace ranges {
MK_RANGE(all_of) using namespace std::ranges;
MK_RANGE(any_of)
MK_RANGE(count_if)
MK_RANGE(find_if)
template <typename X, typename Z> template <typename X, typename Z>
constexpr inline auto find_if_opt(const X& ds, const Z& fn) { constexpr inline auto find_if_opt(const X& ds, const Z& fn) {
const auto it = ranges::find_if(ds, fn); const auto it = std::ranges::find_if(ds, fn);
if (it != end(ds)) { if (it != std::end(ds)) {
return std::make_optional(*it); return std::make_optional(*it);
}
return std::optional<std::decay_t<decltype(*it)>>{};
} }
return std::optional<std::decay_t<decltype(*it)>>{};
}
} }
//#endif // C++20 compiler
#endif // BITCOIN_UTIL_RANGES_H #endif // BITCOIN_UTIL_RANGES_H