reduce_3.cpp File Reference

#include <cassert>
#include <exception>
#include <iostream>
#include <numeric>
#include <vector>
#include <folly/experimental/pushmi/examples/reduce.h>

Go to the source code of this file.

Functions
auto	inline_bulk_target ()
int	main ()

Function Documentation

auto inline_bulk_target

(

)

Definition at line 26 of file reduce_3.cpp.

References folly::init(), folly::gen::move, folly::pushmi::set_error, and folly::pushmi::set_value.

Referenced by main().

                          {
  return [](auto init,
            auto selector,
            auto input,
            auto&& func,
            auto sb,
            auto se,
            auto out) {
    try {
      auto acc = init(input);
      for (decltype(sb) idx{sb}; idx != se; ++idx) {
        func(acc, idx);
      }
      auto result = selector(std::move(acc));
      mi::set_value(out, std::move(result));
    } catch (...) {
      mi::set_error(out, std::current_exception());
    }
  };
}

int main

(

void

)

Definition at line 47 of file reduce_3.cpp.

References folly::f14::accumulate(), inline_bulk_target(), and folly::pushmi::reduce.

           {
  std::vector<int> vec(10);
  std::fill(vec.begin(), vec.end(), 4);

  auto fortyTwo = mi::reduce(
      inline_bulk_target(), vec.begin(), vec.end(), 2, std::plus<>{});

  assert(std::accumulate(vec.begin(), vec.end(), 2) == fortyTwo);

  std::cout << fortyTwo << std::endl;

  std::cout << "OK" << std::endl;
}