You are subclassing the person for a non-essential reason

Now, let’s “trust” the Person to tell us the distance between him and a different location on the map. We’ll polymorphically implement this in the two representations:
Build An Expressive Domain With Monads And Polymorphism
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Emanuel Trandafir
Maximiliano Contieri
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Apr 27, 2023
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You are subclassing the person for a non-essential reason
Subclassing gives you just one axis of change and the location might notbe the more suitable
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Written by Maximiliano Contieri1.9K Followers
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I’m a senior software engineer specialized in declarative designs. S.O.L.I.D. and agile methodologies fan. Maximilianocontieri.com
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