Add missing Size() method in CbmFsdDigiData. Fix a few clang-format issues.

algo/evbuild/EventbuildChain.h

@@ -39,13 +39,13 @@ namespace cbm::algo
     std::vector<CbmDigiEvent> Run(const CbmDigiTimeslice&);
 
 
-  private:                                                            // members
-    MainConfig fConfig;                                               ///< Configuration / parameters
-    TimeClusterTrigger fTrigger;                                      ///< Trigger algorithm
-    EventBuilder fEventBuilder;                                       ///< Event builder algorithm
+  private:                                                  // members
+    MainConfig fConfig;                                     ///< Configuration / parameters
+    TimeClusterTrigger fTrigger;                            ///< Trigger algorithm
+    EventBuilder fEventBuilder;                             ///< Event builder algorithm
     std::unique_ptr<evbuild::DigiEventSelector> fSelector;  ///< Event selector algorithm
-    qa::DigiEventQa fQa;                                              ///< Event QA algorithm
-    qa::DigiEventQaConfig fQaConfig;                                  ///< Configuration for event QA
+    qa::DigiEventQa fQa;                                    ///< Event QA algorithm
+    qa::DigiEventQaConfig fQaConfig;                        ///< Configuration for event QA
 
 
   private:  // methods

algo/evselector/DigiEventSelector.h

@@ -63,7 +63,7 @@ namespace cbm::algo::evbuild
     bool CheckTofLayers(const std::vector<CbmTofDigi>& digis, size_t minNum) const;
 
 
-  private:                            // members
+  private:                                  // members
     const DigiEventSelectorParams fParams;  ///< Selection parameters
   };
 

core/data/fsd/CbmFsdDigiData.h

@@ -43,6 +43,10 @@ public:
   /** @brief Clear content **/
   void Clear() { fDigis.clear(); }
 
+  /** @brief Size */
+  size_t Size() const { return fDigis.size(); }
+
+
   // --- ROOT serializer
 #ifndef NO_ROOT
   ClassDefNV(CbmFsdDigiData, 1);