Move try/catch from settings to file, overwrite invalid settings file

inferno/src/inferno/io/file.h

@@ -19,28 +19,48 @@ namespace Inferno {
 		static int32_t length(const std::string& path, std::ifstream& file);
 
 		template<typename T>
-		static void ioRead(T* t, const std::string& path)
+		static bool ioRead(T* t, const std::string& path)
 		{
 			std::ifstream file(path);
 			ASSERT(file.is_open(), "File could not open '{}'", path);
 
-			if (file.is_open()) {
-				file >> *t;
-				file.close();
+			if (!file.is_open()) {
+				return false;
 			}
+
+			try {
+				file >> *t;
+			}
+			catch (...) {
+				file.close();
+				return false;
+			}
+
+			file.close();
+			return true;
 		}
 
 		template<typename T>
-		static void ioWrite(T* t, const std::string& path)
+		static bool ioWrite(T* t, const std::string& path)
 		{
 			std::ofstream file (path);
 			ASSERT(file.is_open(), "File could not open! {}", path);
 
-			if (file.is_open()) {
+			if (!file.is_open()) {
+				return false;
+			}
+
+			try {
 				// Write file with single tabs, nicely formatted
 				file << std::setfill ('\t') << std::setw(1) << *t << std::endl;
-				file.close();
 			}
+			catch (...) {
+				file.close();
+				return false;
+			}
+
+			file.close();
+			return true;
 		}
 	};
 

inferno/src/inferno/settings.cpp

@@ -15,6 +15,7 @@ namespace Inferno {
 	void Settings::initialize()
 	{
 		Settings::load();
+		Settings::save();
 
 		info() << "Settings initialized";
 	}
@@ -23,29 +24,32 @@ namespace Inferno {
 	{
 	}
 
-	void Settings::load()
+	bool Settings::load()
 	{
 		json object;
 
-		try {
-			File::ioRead(&object, m_path);
-		}
-		catch (...) {
+		if (!File::ioRead(&object, m_path)) {
 			warn() << "Settings invalid formatting, using default values";
+			return false;
 		}
 
 		auto settings = Json::getPropertyValue<SettingsProperties>(object, json::value_t::object);
 		if (settings) {
 			m_properties = settings.value();
 		}
+
+		return true;
 	}
 
 	bool Settings::save()
 	{
 		json object = m_properties;
-		File::ioWrite(&object, m_path);
-		info() << "Settings saved";
+		if (!File::ioWrite(&object, m_path)) {
+			warn() << "Settings could not be saved";
+			return false;
+		}
 
+		info() << "Settings saved";
 		return true;
 	}
 

inferno/src/inferno/settings.h

@@ -15,7 +15,7 @@ namespace Inferno {
 		static void initialize();
 		static void destroy();
 
-		static void load();
+		static bool load();
 		static bool save();
 
 		static inline SettingsProperties& get() { return m_properties; }