Note that the doc on that page says: Note that class names normally denote class objects, but are treated > specially in certain special forms, e.g. . and new. >
Basically, only a class makes sense as the first argument to new, and I suspect new doesn't use the standard symbol resolution. On Mon, 20 Aug 2018 at 01:03, <codelim...@gmail.com> wrote: > I am trying to follow the rules for unqualified symbol resolution as > listed at https://clojure.org/reference/evaluation > > According to those rules, if my symbol is mapped to a class name in the > current namespace, then that should override any (hopefully, accidental) > local bindings of the same symbol. But this does not seem to happen > reliably in the current version (1.9.0) as shown below. The resolution > seems to be inconsistent depending on how the symbol is used as you can see > below. > > user=> (clojure-version) > > "1.9.0" > > user=> (deftype my-t [x]) > > user.my-t > > user=> ((fn [x] > > (let [my-t 1] > > (println "Now I resolve to the locally bound my-t =" my-t) > > (println "You can even pass me as arguments to functions:" (+ my-t x)) > > (.-x (new my-t "Funnily enough, now I resolve to the class user.my-t")))) > 3) > > Now I resolve to the locally bound my-t = 1 > You can even pass me as arguments to functions: 4 > "Funnily enough, now I resolve to the class user.my-t" > > > Surely, such a resolution of a symbol alternatively to a local binding and > a class name is inconsistent, and makes hard to read as well as being a > potential source of bugs? Am I wrong to expect an error thrown at least > when evaluating the expression (+ my-t x)? > > -- > 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. > -- 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.
