Refactored error handling

Now uses base error class which has an abstract function for overiding how it is displayed to the console.

common/Error.h

@@ -0,0 +1,24 @@
+#pragma once
+
+namespace LX
+{
+	// Base error class for all LX thrown errors //
+	// Holds nothing apart from the v-table //
+	struct RuntimeError
+	{
+		// Prints the error to the console //
+		// Include Common/Console.h for printing util functions //
+		virtual void PrintToConsole() const = 0;
+
+		// Returns a C-String of the type that was thrown //
+		virtual const char* ErrorType() const = 0;
+	};
+}
+
+// Helper macro to autogenerate a basic error type in a .h file //
+// Still requires function definitions in a .cpp file //
+#define CREATE_EMPTY_LX_ERROR_TYPE(name)\
+struct name : public LX::RuntimeError{ GENERATE_LX_ERROR_REQUIRED_FUNCTION_DECLARATIONS };
+
+// Helper macro to autogenerate function declarations of functions required by LX::RuntimeError //
+#define GENERATE_LX_ERROR_REQUIRED_FUNCTION_DECLARATIONS void PrintToConsole() const; const char* ErrorType() const;