Merge branch 'nonsync_wait' of https://git.bitelex.co/marcelb/asynco into nonsync_wait

README.md

@@ -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"        // asynco(), wait()
+#include "asynco/lib/asynco.hpp"        // async_ (), await_()
 #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
 */
 
-nonsync ( []() {
+async_ ( []() {
     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;
 }
 
-nonsync  (notLambdaFunction);
+async_ (notLambdaFunction);
 
 /**
  * Run class method
@@ -114,34 +114,88 @@ class clm {
 };
 
 clm classes;
-nonsync ( [&classes] () {
+async_ ( [&classes] () {
     classes.classMethode();
 });
 
 
 
 /**
-* Wait after runned as async
+* await_ after runned as async
 */
 
-auto a = nonsync ( []() {
+auto a = async_ ( []() {
     sleep_for(2s);   // only for simulating long duration function
     cout << "nonsync " << endl;
     return 5;
 });
 
-cout << wait(a) << endl;
+cout << await_(a) << endl;
 
 /**
-* Wait async function call and use i cout
+* await_ async function call and use i cout
 */
 
-cout << wait(nonsync ( [] () {
+cout << await_(async_ ( [] () {
     sleep_for(chrono::seconds(1)); // only for simulating long duration function
-    cout << "wait end" << endl;
+    cout << "await_ 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
 */
@@ -279,7 +333,7 @@ fs::write("test1.txt", "Hello world", [] (exception* error) {
 auto future_data = fs::read("test.txt");
 
 try {
-    string data = wait(future_data);
+    string data = await_(future_data);
 } catch (exception& err) {
     cout << err.what() << endl;
 }
@@ -287,7 +341,7 @@ try {
 auto future_status = fs::write("test.txt", "Hello world");
 
 try {
-    wait(future_status);
+    await_(future_status);
 } catch (exception& err) {
     cout << err.what() << endl;
 }

lib/asynco.hpp

@@ -11,7 +11,6 @@ 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 !!!
@@ -59,7 +58,7 @@ class {
  * Run the function asynchronously
 */
 template<class F, class... Args>
-auto nonsync(F&& f, Args&&... args) -> future<typename result_of<F(Args...)>::type> {
+auto async_(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;
@@ -69,7 +68,7 @@ auto nonsync(F&& f, Args&&... args) -> future<typename result_of<F(Args...)>::ty
  * Block until the asynchronous call completes
 */
 template<typename T>
-T wait(future<T>& r) {
+T await_(future<T>& r) {
     return r.get();
 }
 
@@ -77,7 +76,7 @@ T wait(future<T>& r) {
  * Block until the asynchronous call completes
 */
 template<typename T>
-T wait(future<T>&& r) {
+T await_(future<T>&& r) {
     return move(r).get();
 }
 

lib/define.hpp

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

lib/filesystem.hpp

@@ -19,7 +19,7 @@ namespace fs {
 */
 template<typename Callback>
 void read(string path, Callback&& callback) {
-    asynco::nonsync( [&path, callback] () {
+    asynco::async_( [&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::nonsync( [&path] () {
+    return asynco::async_( [&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::nonsync( [&path, &content, callback] () {
+    asynco::async_( [&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::nonsync( [&path, &content] () {
+    return asynco::async_( [&path, &content] () {
         ofstream file (path);
         if (file.is_open()) {
             file << content;

lib/trigger.hpp

@@ -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::nonsync(callback);
+                asynco::async_(callback);
             }
         }
     }

test/test.cpp

@@ -13,6 +13,7 @@ using namespace triggers;
 #include <unistd.h>
 #include <thread>
 #include <future>
+#include <vector>
 
 using namespace std;
 using namespace this_thread;
@@ -134,24 +135,25 @@ int main () {
     //  * Run an function asyncronic
     // */
 
-    nonsync ( []() {
-        sleep_for(2s);   // only for simulate log duration function
-        cout << "asynco 1" << endl;
-        return 5;
-    });
+    // async_ ( []() {
+    //     sleep_for(2s);   // only for simulate log duration function
+    //     cout << "asynco 1" << endl;
+    //     return 5;
+    // });
 
-    /**
-     * Call not lambda function
-    */
+    // /**
+    //  * Call not lambda function
+    // */
 
-    nonsync (notLambdaFunction);
+    // async_ (notLambdaFunction);
 
 
-    wait (
-        nonsync (
-            notLambdaFunction
-        )
-    );
+    // await_ (
+    //     async_ (
+    //         notLambdaFunction
+    //     )
+    // );
+
 
     // async(launch::async, [] () {
     //     cout << "Another thread in async style!"  << endl;
@@ -162,32 +164,32 @@ int main () {
     // */
 
     // clm classes;
-    // asynco( [&classes] () {
+    // async_ ( [&classes] () {
     //     classes.classMethode();
     // });
 
     // sleep(5);
 
     // /**
-    //  * Wait after runned as async
+    //  * await_ after runned as async
     //  */
 
-    // auto a = asynco( []() {
+    // auto a = async_ ( []() {
     //     sleep_for(2s);   // only for simulate log duration function
-    //     cout << "asynco 2" << endl;
+    //     cout << "async_  2" << endl;
     //     return 5;
     // });
 
-    // cout << wait(a) << endl;
-    // cout << "print after asynco 2" << endl;
+    // cout << await_(a) << endl;
+    // cout << "print after async_  2" << endl;
 
     // /**
-    //  * Wait async function call and use i cout
+    //  * await_ async function call and use i cout
     // */
 
-    // cout << wait(asynco( [] () {
+    // cout << await_(async_ ( [] () {
     //     sleep_for(chrono::seconds(1)); // only for simulate log duration function
-    //     cout << "wait end" << endl;
+    //     cout << "await_ end" << endl;
     //     return 4;
     // })) << endl;
 
@@ -216,13 +218,65 @@ int main () {
     // */
 
 
-    // asynco( [] {
+    // async_ ( [] {
     //     cout << "idemo ..." << endl;
-    //     asynco( [] {
+    //     async_ ( [] {
     //         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 -------------------
 
     /**
@@ -298,7 +352,7 @@ int main () {
 
 
     // try {
-    //     auto data = wait(status);
+    //     auto data = await_(status);
     //     cout << data;
     // } catch (exception& err) {
     //     cout << err.what() << endl;