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asynco
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base: marcelb:4f674467d292c357f245a1d9ecdd80c31828b87d
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marcelb:dev
marcelb:dev-asio-engine
marcelb:dev-own-engine
marcelb:giveup
marcelb:multiple_init_problem
marcelb:nonsync_wait
marcelb:trigger
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compare: marcelb:d8e0d0b49d70b1e1e9453d81245f33a811f962e5
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marcelb:dev
marcelb:dev-asio-engine
marcelb:dev-own-engine
marcelb:giveup
marcelb:multiple_init_problem
marcelb:nonsync_wait
marcelb:trigger

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  1. 78
      README.md
  2. 7
      lib/asynco.hpp
  3. 4
      lib/define.hpp
  4. 8
      lib/filesystem.hpp
  5. 2
      lib/trigger.hpp
  6. 106
      test/test.cpp

78
README.md
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@ -29,7 +29,7 @@ Just download the latest release and unzip it into your project.
```c++
#define NUM_OF_RUNNERS 8 // To change the number of threads used by asynco, without this it runs according to the number of cores
#include "asynco/lib/asynco.hpp" // async_ (), await_()
#include "asynco/lib/asynco.hpp" // asynco(), wait()
#include "asynco/lib/triggers.hpp" // trigger (event emitter)
#include "asynco/lib/timers.hpp" // periodic, delayed (like setInterval and setTimeout from JS)
#include "asynco/lib/filesystem.hpp" // for async read and write files
@ -85,7 +85,7 @@ Make functions asynchronous
* Run an lambda function asynchronously
*/
async_ ( []() {
nonsync ( []() {
sleep_for(2s); // only for simulating long duration function
cout << "nonsync " << endl;
return 5;
@ -100,7 +100,7 @@ void notLambdaFunction() {
cout << "Call to not lambda function" << endl;
}
async_ (notLambdaFunction);
nonsync (notLambdaFunction);
/**
* Run class method
@ -114,88 +114,34 @@ class clm {
};
clm classes;
async_ ( [&classes] () {
nonsync ( [&classes] () {
classes.classMethode();
});
/**
* await_ after runned as async
* Wait after runned as async
*/
auto a = async_ ( []() {
auto a = nonsync ( []() {
sleep_for(2s); // only for simulating long duration function
cout << "nonsync " << endl;
return 5;
});
cout << await_(a) << endl;
cout << wait(a) << endl;
/**
* await_ async function call and use i cout
* Wait async function call and use i cout
*/
cout << await_(async_ ( [] () {
cout << wait(nonsync ( [] () {
sleep_for(chrono::seconds(1)); // only for simulating long duration function
cout << "await_ end" << endl;
cout << "wait end" << endl;
return 4;
})) << endl;
/**
* Await all
**/
auto a = async_ ( []() {
cout << "A" << endl;
return 3;
});
auto b = async_ ( []() {
cout << "B" << endl;
throw runtime_error("Test exception");
return;
});
auto c = async_ ( []() {
cout << "C" << endl;
return "Hello";
});
int a_;
string c_;
auto await_all = [&] () {
a_ = await_(a);
await_(b);
c_ = await_(c);
};
try {
await_all();
cout << "a_ " << a_ << " c_ " << c_ << endl;
} catch (const exception& exc) {
cout << exc.what() << endl;
}
// // same type
vector<future<void>> fut_vec;
for (int i=0; i<5; i++) {
fut_vec.push_back(
async_ ( [i]() {
cout << "Async_ " << i << endl;
})
);
}
auto await_all = [&] () {
for (int i=0; i<fut_vec.size(); i++) {
await_ (fut_vec[i]);
}
};
/**
* Sleep with delayed sleep implement
*/
@ -333,7 +279,7 @@ fs::write("test1.txt", "Hello world", [] (exception* error) {
auto future_data = fs::read("test.txt");
try {
string data = await_(future_data);
string data = wait(future_data);
} catch (exception& err) {
cout << err.what() << endl;
}
@ -341,7 +287,7 @@ try {
auto future_status = fs::write("test.txt", "Hello world");
try {
await_(future_status);
wait(future_status);
} catch (exception& err) {
cout << err.what() << endl;
}

7
lib/asynco.hpp
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@ -11,6 +11,7 @@ namespace asynco {
#define HW_CONCURRENCY_MINIMAL 4
/**
* Internal anonymous class for initializing the ASIO context and thread pool
* !!! It is anonymous to protect against use in the initialization of other objects of the same type !!!
@ -58,7 +59,7 @@ class {
* Run the function asynchronously
*/
template<class F, class... Args>
auto async_(F&& f, Args&&... args) -> future<typename result_of<F(Args...)>::type> {
auto nonsync(F&& f, Args&&... args) -> future<typename result_of<F(Args...)>::type> {
using return_type = typename result_of<F(Args...)>::type;
future<return_type> res = _asynco_engine.io_context.post(boost::asio::use_future(bind(forward<F>(f), forward<Args>(args)...)));
return res;
@ -68,7 +69,7 @@ auto async_(F&& f, Args&&... args) -> future<typename result_of<F(Args...)>::typ
* Block until the asynchronous call completes
*/
template<typename T>
T await_(future<T>& r) {
T wait(future<T>& r) {
return r.get();
}
@ -76,7 +77,7 @@ T await_(future<T>& r) {
* Block until the asynchronous call completes
*/
template<typename T>
T await_(future<T>&& r) {
T wait(future<T>&& r) {
return move(r).get();
}

4
lib/define.hpp
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@ -8,8 +8,8 @@ namespace asynco {
* Alternative names of functions - mostly for the sake of more beautiful coloring of the code
*/
#define async_ marcelb::asynco::async_
#define await_ marcelb::asynco::await_
#define nonsync marcelb::asynco::nonsync
#define wait marcelb::asynco::wait
}
}

8
lib/filesystem.hpp
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@ -19,7 +19,7 @@ namespace fs {
*/
template<typename Callback>
void read(string path, Callback&& callback) {
asynco::async_( [&path, callback] () {
asynco::nonsync( [&path, callback] () {
string content;
try {
string line;
@ -48,7 +48,7 @@ void read(string path, Callback&& callback) {
* Asynchronous file reading
*/
future<string> read(string path) {
return asynco::async_( [&path] () {
return asynco::nonsync( [&path] () {
string content;
string line;
ifstream file (path);
@ -72,7 +72,7 @@ future<string> read(string path) {
*/
template<typename Callback>
void write(string path, string content, Callback&& callback) {
asynco::async_( [&path, &content, callback] () {
asynco::nonsync( [&path, &content, callback] () {
try {
ofstream file (path);
if (file.is_open()) {
@ -95,7 +95,7 @@ void write(string path, string content, Callback&& callback) {
* Asynchronous file writing with callback after write complete
*/
future<void> write(string path, string content) {
return asynco::async_( [&path, &content] () {
return asynco::nonsync( [&path, &content] () {
ofstream file (path);
if (file.is_open()) {
file << content;

2
lib/trigger.hpp
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@ -42,7 +42,7 @@ class trigger {
if (it_eve != triggers.end()) {
for (uint i =0; i<it_eve->second.size(); i++) {
auto callback = bind(it_eve->second[i], forward<Args>(args)...);
asynco::async_(callback);
asynco::nonsync(callback);
}
}
}

106
test/test.cpp
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@ -13,7 +13,6 @@ using namespace triggers;
#include <unistd.h>
#include <thread>
#include <future>
#include <vector>
using namespace std;
using namespace this_thread;
@ -135,25 +134,24 @@ int main () {
// * Run an function asyncronic
// */
// async_ ( []() {
// sleep_for(2s); // only for simulate log duration function
// cout << "asynco 1" << endl;
// return 5;
// });
nonsync ( []() {
sleep_for(2s); // only for simulate log duration function
cout << "asynco 1" << endl;
return 5;
});
// /**
// * Call not lambda function
// */
// async_ (notLambdaFunction);
/**
* Call not lambda function
*/
nonsync (notLambdaFunction);
// await_ (
// async_ (
// notLambdaFunction
// )
// );
wait (
nonsync (
notLambdaFunction
)
);
// async(launch::async, [] () {
// cout << "Another thread in async style!" << endl;
@ -164,32 +162,32 @@ int main () {
// */
// clm classes;
// async_ ( [&classes] () {
// asynco( [&classes] () {
// classes.classMethode();
// });
// sleep(5);
// /**
// * await_ after runned as async
// * Wait after runned as async
// */
// auto a = async_ ( []() {
// auto a = asynco( []() {
// sleep_for(2s); // only for simulate log duration function
// cout << "async_ 2" << endl;
// cout << "asynco 2" << endl;
// return 5;
// });
// cout << await_(a) << endl;
// cout << "print after async_ 2" << endl;
// cout << wait(a) << endl;
// cout << "print after asynco 2" << endl;
// /**
// * await_ async function call and use i cout
// * Wait async function call and use i cout
// */
// cout << await_(async_ ( [] () {
// cout << wait(asynco( [] () {
// sleep_for(chrono::seconds(1)); // only for simulate log duration function
// cout << "await_ end" << endl;
// cout << "wait end" << endl;
// return 4;
// })) << endl;
@ -218,65 +216,13 @@ int main () {
// */
// async_ ( [] {
// asynco( [] {
// cout << "idemo ..." << endl;
// async_ ( [] {
// asynco( [] {
// cout << "ugdnježdena async funkcija " << endl;
// });
// });
// // -------------------------- AWAIT ALL ----------------------------------
// auto a = async_ ( []() {
// cout << "A" << endl;
// return 3;
// });
// auto b = async_ ( []() {
// cout << "B" << endl;
// throw runtime_error("Test exception");
// return;
// });
// auto c = async_ ( []() {
// cout << "C" << endl;
// return "Hello";
// });
// int a_;
// string c_;
// auto await_all = [&] () {
// a_ = await_(a);
// await_(b);
// c_ = await_(c);
// };
// try {
// await_all();
// cout << "a_ " << a_ << " c_ " << c_ << endl;
// } catch (const exception& exc) {
// cout << exc.what() << endl;
// }
// // // same type
// vector<future<void>> fut_vec;
// for (int i=0; i<5; i++) {
// fut_vec.push_back(
// async_ ( [i]() {
// cout << "Async_ " << i << endl;
// })
// );
// }
// auto await_all = [&] () {
// for (int i=0; i<fut_vec.size(); i++) {
// await_ (fut_vec[i]);
// }
// };
// --------------- EVENTS -------------------
/**
@ -352,7 +298,7 @@ int main () {
// try {
// auto data = await_(status);
// auto data = wait(status);
// cout << data;
// } catch (exception& err) {
// cout << err.what() << endl;

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