broke classes into their own files

src/loaders/JLoader.cpp

@@ -0,0 +1,34 @@
+//
+// Created by phanes on 4/22/17.
+//
+
+#include "JLoader.h"
+#include "helpers.h"
+
+JLoader::JLoader( std::string filename )
+{
+    Json::Value json_root;
+    Json::Reader reader;
+
+    if (! exists( filename ) )
+    {
+        std::cerr << "File '" << filename << "' does not exist.";
+        exit(1);
+    }
+
+    std::ifstream jfile( filename, std::ifstream::binary );
+
+    bool parsingSuccessful = reader.parse( jfile, this->json_root );
+    if (! parsingSuccessful )
+    {
+        std::cerr << "Failed to parse " << filename << ":\n\t" << reader.getFormattedErrorMessages();
+        std::exit( 1 );
+    } else {
+        std::cout << "Parsed " << filename << " with " << this->json_root.size() << " elements." << std::endl;
+    }
+}
+
+Json::Value JLoader::get_root()
+{
+    return this->json_root;
+}