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Re:Robust Clojure: The best way to handle nil by bgongfu on Monday May 28, 2018 @03:34PM (#17174337)
There are as many kinds of nils as programming languages.

Cixl [0] doesn't derive nil from every other type, instead Nil and most other types derive Opt; which means that user code may specify Opt to accept nil or any other type to have them automatically trapped by function dispatch. I find this to be a nice compromise between wrapped optionals and shooting from the hip.

[0] https://github.com/basic-gongfu/cixl#optionals

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