Adds constexpr to some graph types

Author: OlekRaymond

include/CXXGraph/Edge/DirectedWeightedEdge_decl.h

@@ -31,7 +31,7 @@ using unique = std::unique_ptr<T>;
 template <typename T>
 using shared = std::shared_ptr<T>;
 
-// Foward Declaration
+// Forward Declaration
 template <typename T>
 class UndirectedWeightedEdge;
 
@@ -70,7 +70,7 @@ class DirectedWeightedEdge : public DirectedEdge<T>, public Weighted {
                                      Weighted::getWeight());
   }
 
-  friend std::ostream &operator<< (std::ostream &os,
+  friend std::ostream &operator<< <>(std::ostream &os,
                                      const DirectedWeightedEdge<T> &edge);
 };
 

include/CXXGraph/Edge/DirectedWeightedEdge_impl.hpp

@@ -26,9 +26,6 @@
 
 namespace CXXGraph {
 
-using std::make_shared;
-using std::make_unique;
-
 template <typename T>
 DirectedWeightedEdge<T>::DirectedWeightedEdge(const CXXGraph::id_t id,
                                               const Node<T> &node1,

include/CXXGraph/Edge/Weighted_decl.h

@@ -31,7 +31,7 @@ class Weighted {
   constexpr Weighted() noexcept;
   constexpr explicit Weighted(const double weight) noexcept;
   virtual ~Weighted() noexcept = default;
-  constexpr double getWeight() const;
+  constexpr double getWeight() const noexcept;
   constexpr void setWeight(const double weight);
 };
 }  // namespace CXXGraph

include/CXXGraph/Edge/Weighted_impl.hpp

@@ -26,19 +26,15 @@
 
 namespace CXXGraph {
 
-// inline because the implementation of non-template function in header file
 constexpr Weighted::Weighted() noexcept : weight(0.0) {}
 
-// inline because the implementation of non-template function in header file
 constexpr Weighted::Weighted(const double inputWeight) noexcept
     : weight(inputWeight) {}
 
-// inline because the implementation of non-template function in header file
 constexpr double Weighted::getWeight() const noexcept { return weight; }
 
-// inline because the implementation of non-template function in header file
-constexpr void Weighted::setWeight(const double weight) {
-  this->weight = weight;
+constexpr void Weighted::setWeight(const double inputWeight) {
+  weight = inputWeight;
 }
 
 }  // namespace CXXGraph