Fixed inconsistent formatting of blank lines.

Author: Mandrenkov

src/h/algorithm.h

@@ -1,3 +1,5 @@
+#pragma once
+
 #include "graph.h"
 #include "list.h"
 #include "path.h"
@@ -28,7 +30,6 @@ namespace ctgl {
         constexpr int findDistance(G, S, T) noexcept;
     }
 
-
     // Definitions
     // -------------------------------------------------------------------------
 
@@ -118,7 +119,6 @@ namespace ctgl {
             }
         }
 
-
         template <typename G, typename S, typename T>
         constexpr int findDistance(G, S, T) noexcept {
             constexpr auto journey = findShortestPath(G{}, S{}, T{});

src/test/algorithm_test.cpp

@@ -6,7 +6,6 @@
 using namespace ctgl;
 using namespace forge;
 
-
 // Unit tests for the ctgl::algorithm::findDistance() function.
 TEST(AlgorithmTest, FindDistance) {
     // Empty

src/test/path_test.cpp

@@ -6,7 +6,6 @@
 using namespace ctgl;
 using namespace forge;
 
-
 // Unit tests for the ctgl::path::length() function.
 TEST(PathTest, Length) {
     // Empty