Library/Utility/Tuple.hpp

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• Last update: 2024-12-17 23:51:37+09:00
• Include: #include "Library/Utility/Tuple.hpp"

Required by

• Library/Range/istream.hpp
• Library/Range/util.hpp
• Library/Utility/io.hpp

Verified with

• Test/DataStructure/RunLengthEncoding.test.cpp
• Test/DataStructure/SternBrocotTree.test.cpp
• Test/Graph/Normal/StronglyConnectedComponents.test.cpp
• Test/Math/Convolution_and.test.cpp
• Test/Math/EuclideanAlgorithm_gcd.test.cpp
• Test/Math/Math.test.cpp
• Test/Math/Math_dynamic.test.cpp
• Test/Math/Math_pow.test.cpp
• Test/Math/Math_pow_dynamic.test.cpp
• Test/Range/flatten.test.cpp

Code

#pragma once

#include <functional>

namespace mtd {
  namespace util {
    template <class F, class T>
    constexpr auto tuple_transform(F&& f, T&& t) {
      return std::apply(
          [&]<class... Ts>(Ts&&... elems) {
            return std::tuple<std::invoke_result_t<F&, Ts>...>(
                std::invoke(f, std::forward<Ts>(elems))...);
          },
          std::forward<T>(t));
    }
    template <class F, class T>
    constexpr auto tuple_for_each(F&& f, T&& t) {
      std::apply(
          [&]<class... Ts>(Ts&&... elems) {
            (std::invoke(f, std::forward<Ts>(elems)), ...);
          },
          std::forward<T>(t));
    }
  }  // namespace util
}  // namespace mtd

#line 2 "Library/Utility/Tuple.hpp"

#include <functional>

namespace mtd {
  namespace util {
    template <class F, class T>
    constexpr auto tuple_transform(F&& f, T&& t) {
      return std::apply(
          [&]<class... Ts>(Ts&&... elems) {
            return std::tuple<std::invoke_result_t<F&, Ts>...>(
                std::invoke(f, std::forward<Ts>(elems))...);
          },
          std::forward<T>(t));
    }
    template <class F, class T>
    constexpr auto tuple_for_each(F&& f, T&& t) {
      std::apply(
          [&]<class... Ts>(Ts&&... elems) {
            (std::invoke(f, std::forward<Ts>(elems)), ...);
          },
          std::forward<T>(t));
    }
  }  // namespace util
}  // namespace mtd

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