Extract update of guide rate model into separate function

opm/parser/eclipse/EclipseState/Schedule/Group/GuideRateModel.hpp

@@ -67,10 +67,10 @@ public:
     double getA() const;
     double getB() const;
     double getC() const;
-    double getD() const; 
+    double getD() const;
     double getE() const;
     double getF() const;
-    
+
     static Target convert_target(Group::GuideRateTarget group_target);
     static Target convert_target(Well::GuideRateTarget well_target);
     static double pot(Target target, double oil_pot, double gas_pot, double wat_pot);

opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp

@@ -387,6 +387,7 @@ namespace Opm
 
         DynamicState<std::shared_ptr<RPTConfig>> rpt_config;
         void updateNetwork(std::shared_ptr<Network::ExtNetwork> network, std::size_t report_step);
+        void updateGuideRateModel(const GuideRateModel& new_model, std::size_t report_step);
 
         GTNode groupTree(const std::string& root_node, std::size_t report_step, std::size_t level, const std::optional<std::string>& parent_name) const;
         void updateGroup(std::shared_ptr<Group> group, std::size_t reportStep);

src/opm/parser/eclipse/EclipseState/Schedule/KeywordHandlers.cpp

@@ -590,9 +590,7 @@ namespace {
         const bool use_free_gas = DeckItem::to_bool( record.getItem<ParserKeywords::GUIDERAT::USE_FREE_GAS>().getTrimmedString(0));
 
         const auto new_model = GuideRateModel(min_calc_delay, phase, A, B, C, D, E, F, allow_increase, damping_factor, use_free_gas);
-        auto new_config = std::make_shared<GuideRateConfig>(this->guideRateConfig(handlerContext.currentStep));
-        if (new_config->update_model(new_model))
-            this->guide_rate_config.update( handlerContext.currentStep, new_config );
+        this->updateGuideRateModel(new_model, handlerContext.currentStep);
     }
 
     void Schedule::handleLIFTOPT(const HandlerContext& handlerContext, const ParseContext&, ErrorGuard&) {

src/opm/parser/eclipse/EclipseState/Schedule/Schedule.cpp

@@ -1029,6 +1029,13 @@ private:
         dynamic_state.update(reportStep, std::move(group));
     }
 
+
+    void Schedule::updateGuideRateModel(const GuideRateModel& new_model, std::size_t report_step) {
+        auto new_config = std::make_shared<GuideRateConfig>(this->guideRateConfig(report_step));
+        if (new_config->update_model(new_model))
+            this->guide_rate_config.update( report_step, new_config );
+    }
+
     /*
       There are many SCHEDULE keyword which take a wellname as argument. In
       addition to giving a fully qualified name like 'W1' you can also specify