composition_3.cpp File Reference

#include <algorithm>
#include <cassert>
#include <iostream>
#include <vector>
#include <folly/experimental/pushmi/o/defer.h>
#include <folly/experimental/pushmi/o/share.h>
#include <folly/experimental/pushmi/o/just.h>
#include <folly/experimental/pushmi/o/tap.h>

Go to the source code of this file.

Functions
auto	defer_execution ()
auto	defer_construction ()
auto	eager_execution ()
int	main ()

Function Documentation

auto defer_construction

(

)

Definition at line 42 of file composition_3.cpp.

References folly::pushmi::operators::defer, and defer_execution().

Referenced by main().

                          {
  return op::defer([] { return defer_execution(); });
}

auto defer_execution

(

)

Definition at line 36 of file composition_3.cpp.

References folly::pushmi::operators::just, and folly::pushmi::operators::tap.

Referenced by defer_construction(), eager_execution(), and main().

                       {
  printf("construct just\n");
  return op::just(42) | op::tap([](int v) { printf("just - %d\n", v); });
}

auto eager_execution

(

)

Definition at line 47 of file composition_3.cpp.

References defer_execution().

Referenced by main().

                       {
  return defer_execution() | op::share<int>();
}

int main

(

void

)

Definition at line 51 of file composition_3.cpp.

References defer_construction(), defer_execution(), eager_execution(), and submit.

           {
  printf("\ncall defer_execution\n");
  auto de = defer_execution();
  printf("submit defer_execution\n");
  de | op::submit();
  // call defer_execution
  // construct just
  // submit defer_execution
  // just - 42

  printf("\ncall defer_construction\n");
  auto dc = defer_construction();
  printf("submit defer_construction\n");
  dc | op::submit();
  // call defer_construction
  // submit defer_construction
  // construct just
  // just - 42

  printf("\ncall eager_execution\n");
  auto ee = eager_execution();
  printf("submit eager_execution\n");
  ee | op::submit();
  // call eager_execution
  // construct just
  // just - 42
  // submit eager_execution

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