minor

Former-commit-id: 1a746c86f2

src/storage/dft/DFT.cpp

@@ -172,11 +172,21 @@ namespace storm {
             return ISD;
         }
 
+        template<typename ValueType>
+        std::vector<size_t> DFT<ValueType>::immediateFailureCauses(size_t index) const {
+            if(isGate(index)) {
+
+            } else {
+                return {index};
+            }
+        }
+
         template<typename ValueType>
         DFTColouring<ValueType> DFT<ValueType>::colourDFT() const {
             return DFTColouring<ValueType>(*this);
         }
 
+
         template<typename ValueType>
         DFTIndependentSymmetries DFT<ValueType>::findSymmetries(DFTColouring<ValueType> const& colouring) const {
             std::vector<size_t> vec;

src/storage/dft/DFT.h

@@ -232,6 +232,7 @@ namespace storm {
 
             DFTIndependentSymmetries findSymmetries(DFTColouring<ValueType> const& colouring) const;
 
+            std::vector<size_t> immediateFailureCauses(size_t index) const;
         private:
             std::pair<std::vector<size_t>, std::vector<size_t>> getSortedParentAndOutDepIds(size_t index) const;
             

src/storage/dft/DFTElements.h

@@ -173,6 +173,8 @@ namespace storm {
             }
             
             virtual void extendSpareModule(std::set<size_t>& elementsInModule) const;
+
+           // virtual void extendImmediateFailureCausePathEvents(std::set<size_t>& ) const;
             
             virtual size_t nrChildren() const = 0;