Wrapping Up
Multimethods support arbitrary dispatch. Usually multimethods work based on type relationships. Sometimes these types are formal, as in Java classes. Other times they are informal and ad hoc and emerge from the properties of objects in the system.
Footnotes
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Note that the example code for the book includes a completed version of this example, already on the classpath. To work through the example yourself, simply move or rename the completed example to get it out of the way.
Copyright © 2016, The Pragmatic Bookshelf.
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