remove std::endl and relative paths for headers

src/cell_tree.hpp

@@ -122,15 +122,15 @@ class cell_tree {
 
         std::ofstream fid(fname);
 
-        fid << "graph cell {" << std::endl;
+        fid << "graph cell {" << '\n';
         for(auto b : range(0,num_segments())) {
             if(children(b).size()) {
                 for(auto c : children(b)) {
-                    fid << "  " << b << " -- " << c << ";" << std::endl;
+                    fid << "  " << b << " -- " << c << ";" << '\n';
                 }
             }
         }
-        fid << "}" << std::endl;
+        fid << "}" << std::endl; // flush at end of output?
     }
 
     index_type depth_from_leaf()

tests/test_swcio.cpp

@@ -5,7 +5,7 @@
 
 #include "gtest.h"
 
-#include "../src/swcio.hpp"
+#include <swcio.hpp>
 
 // SWC tests
 void expect_cell_equals(const neuron::io::cell_record &expected,
@@ -187,7 +187,7 @@ TEST(swc_parser, from_allen_db)
     auto fname = "../data/example.swc";
     std::ifstream fid(fname);
     if(!fid.is_open()) {
-        std::cerr << "unable to open file " << fname << "... skipping test" << std::endl;
+        std::cerr << "unable to open file " << fname << "... skipping test\n";
         return;
     }
 

tests/test_tree.cpp

@@ -5,7 +5,7 @@
 
 #include "gtest.h"
 
-#include "../src/cell_tree.hpp"
+#include <cell_tree.hpp>
 #include "json/src/json.hpp"
 
 using json = nlohmann::json;