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All the Perl that's Practical to Extract and Report

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  • Briefly, the difference most people make between roles and inheritance is that inheritance should be used for class responsibility and roles should be used for cross-cutting concerns. For example, if you have a Dog class, it should inherit from Mammal rather that have Mammal being a role, but since many unrelated classes might need serialization, a role makes more sense.

    At work, I still use inheritance with roles because I tend to be a bit more cautious at work than I do in my posts, but I do have one crit

    • Ok, what you're saying fits my experience as well. It seems like "role only" OO should be able to work, but there also seems to be no compelling reason to make everything into roles.