This isn’t how Ruby works. Classes can be modified at any point in the program’s runtime. Ie, methods might be added at instantiation or in response to some oth

This isn’t how Ruby works. Classes can be modified at any point in the program’s runtime. Ie, methods might be added at instantiation or in response to some other event. And even for a boring static implementation, classes may be defined over multiple files. When exactly should you raise the error?