Op woensdag 8 juli 2015 05:20:51 UTC+2 schreef Herwig Hochleitner:
>
> The way I would do it: Define multiply as a function calling (.multiply 
> amount ^Number x), for higher order usage, and then add an :inline function 
> to its metadata, which returns `(.multiply ~amount ~x).
> That acts as a compiler macro, which inlines the call to .multiply, that 
> way, its parameter type can be assigned via local type inferrence (which 
> clojure does).
> See http://www.bytopia.org/2014/07/07/inline-functions-in-clojure/#sec-3
> Beware, that inline functions aren't public API and subject to change.
>
>
One more question. What does :inline-arities exactly do?

 

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