feat: set configuration files and directories for all algorithms in an AlgorithmSequence

src/iguana/algorithms/AlgorithmSequence.cc

@@ -67,4 +67,22 @@ namespace iguana {
       m_log->Print(level, " - {}", algo->GetName());
   }
 
+  void AlgorithmSequence::SetConfigFileForEachAlgorithm(std::string const& name)
+  {
+    for(auto const& algo : m_sequence)
+      algo->SetConfigFile(name);
+  }
+
+  void AlgorithmSequence::SetConfigDirectoryForEachAlgorithm(std::string const& name)
+  {
+    for(auto const& algo : m_sequence)
+      algo->SetConfigDirectory(name);
+  }
+
+  void AlgorithmSequence::ForEachAlgorithm(std::function<void(algo_t&)> func)
+  {
+    for(auto& algo : m_sequence)
+      func(algo);
+  }
+
 }

src/iguana/algorithms/AlgorithmSequence.h

@@ -93,6 +93,29 @@ namespace iguana {
       /// @param level the log level of the printout
       void PrintSequence(Logger::Level level = Logger::info) const;
 
+      /// @brief Set a custom configuration file for each algorithm in the sequence
+      ///
+      /// Use this function if you have a single configuration file for all the
+      /// algorithms in your sequence
+      /// @param name the configuration file name
+      void SetConfigFileForEachAlgorithm(std::string const& name);
+
+      /// @brief Set a custom configuration file directory for each algorithm in the sequence
+      ///
+      /// Use this function if you have a single configuration file directory for all the
+      /// algorithms in your sequence
+      /// @param name the directory name
+      void SetConfigDirectoryForEachAlgorithm(std::string const& name);
+
+      /// @brief Call a function for each algorithm in the sequence
+      ///
+      /// Use as:
+      /// ```cpp
+      /// ForEachAlgorithm([](auto& algo){ algo->...; });
+      /// ```
+      /// @param func the function to call for each algorithm `algo`
+      void ForEachAlgorithm(std::function<void(algo_t&)> func);
+
     private:
 
       /// The sequence of algorithms