public LoxFunction Bind(LoxInstance instance)
        {
            VariableEnvironment environment = new VariableEnvironment(closure);

            environment.Define("this", instance);
            return(new LoxFunction(declaration, environment, isInitializer));
        }
        public object Call(Interpreter interpreter, List <object> arguments)
        {
            LoxInstance instance    = new LoxInstance(this);
            LoxFunction initializer = FindMethod("init");

            if (initializer != null)
            {
                initializer.bind(instance).call(intepreter, arguments);
            }

            if (isInitializer)
            {
                return closure.getAt(0, "this")
            }

            return(instance);
        }