A simpler version: (defmacro show [f & args] (let [f-var# (resolve f)] `(println ~f-var# (~f ~@args))))
On Friday, May 2, 2014 8:04:30 AM UTC-4, Toby Crawley wrote: > > You could implement show as a macro that resolves the var before calling > the fn: > > (defmacro show [f & args] > (let [f-var# (resolve f)] > `(let [r# (~f ~@args)] > (println ~f-var# r#)))) > > user> (show + 1 2) > #'clojure.core/+ 3 > > - Toby > > unlo...@bytopia.org writes: > > > You need to pass not the function itself, but its Var. Because Vars are > the > > ones that hold metadata. > > > > (show #'elementary/nothing-but-the-truth true) > > > > On Friday, May 2, 2014 4:28:49 AM UTC+2, Erlis Vidal wrote: > >> > >> Hi guys, > >> > >> I want to write a function (show) that will receive a function as > >> parameter. How can print the original name of that function? I've tried > >> with meta, resolve, name but none of them give me the result I want. > >> > >> The goal is that I want to write a function that print the name of the > >> function that will be executed then the result of that execution. If > >> there's a better way to achieve this I'll appreciate your suggestions. > >> > >> Thanks! > >> Erlis > >> > >> (defn show [f sol] > >> (print (meta f))) > >> > >> > >> (defn -main [] > >> (show elementary/nothing-but-the-truth true)) > >> > >> > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en --- You received this message because you are subscribed to the Google Groups "Clojure" group. To unsubscribe from this group and stop receiving emails from it, send an email to clojure+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.