[code] codacy workflow fixes

src/jobs_execution.cpp

@@ -402,7 +402,9 @@ int waiter_process(int argc, char *argv[])
         double time_to_wait = args->target_time - curr_time;
         // Sometimes time_to_wait is so small that it does not affect MSG_process_sleep. The value of 1e-5 have been found on trial-error.
         if(time_to_wait < 1e-5)
+        {
             time_to_wait = 1e-5;
+        }
         XBT_INFO("Sleeping %g seconds to reach time %g", time_to_wait, args->target_time);
         MSG_process_sleep(time_to_wait);
         XBT_INFO("Sleeping done");

src/workflow.cpp

@@ -193,7 +193,7 @@ int Workflow::get_maximum_depth()
 
 
 
-Task::Task(const int num_procs, const double execution_time, std::string id) :
+Task::Task(const int num_procs, const double execution_time, const string &id) :
     num_procs(num_procs),
     execution_time(execution_time),
     id(id)

src/workflow.hpp

@@ -28,7 +28,7 @@ public:
      * @brief Builds an empty Workflow
      * @param[in] name The Workflow name
      */
-    Workflow(const std::string & name);
+    explicit Workflow(const std::string & name);
 
     /**
      * @brief Destroys a Workflow
@@ -107,7 +107,7 @@ public:
      * @param[in] execution_time The execution time of the task
      * @param[in] id The task id
      */
-    Task(const int num_procs, const double execution_time, std::string id);
+    Task(const int num_procs, const double execution_time, const std::string & id);
 
     /**
      * @brief Destructor