this post was submitted on 27 Nov 2023
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Type Inference in Lisp (alien.top)
submitted 1 year ago by sym_num@alien.top to c/lisp
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I would appreciate it if you could teach me about type inference in Lisp. Type Inference in Lisp. Weaknesses of Dynamically Typed… | by Kenichi Sasagawa | Oct, 2023 | Medium

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[–] theangeryemacsshibe@alien.top 1 points 1 year ago (1 children)

In statically typed languages, you would have to predefine the output type. Such a function as bar couldn't be written.

Make a better type system - number -> (nil | number) should do the trick to type bar. SBCL can infer that one.

[–] sym_num@alien.top 1 points 1 year ago

Thank you,