On Sat, Feb 9, 2013 at 8:25 PM, AtKaaZ <atk...@gmail.com> wrote: > > > > On Sat, Feb 9, 2013 at 8:22 PM, AtKaaZ <atk...@gmail.com> wrote: > >> do you mean that, when the string it outputted like: >> => (println k) >> >> (012340 1 2 3 4) >> nil >> => (prn k) >> >> "(012340 1 2 3 4)" >> nil >> >> the side effects of evaluating k being mixed into the output could affect >> you (other than just visually in the repl) ? if ie. you redirect *out* to >> some file with the purpose of saving and later restoring that? >> >> Well, I don't actually like this myself (ever since I've encountered the >> map println example I've given) but I ignored it because people didn't seem >> to find it a big deal and nothing I could do about it + it only affected me >> in viewing REPL output. >> >> >> But I'm not sure if it is clear to you what is happening (perhaps I >> misunderstand what you're saying), it's only when showing the value of the >> string (k in this case) that the text shown is mixed, but the value of k is >> accurate, as seen below: >> >> On Sat, Feb 9, 2013 at 7:30 PM, Conrad <drc...@gmail.com> wrote: >> >>> I tested this in the latest 1.5.0-RC6: >>> >>> => (def k (pr-str (for [x (range 5)] >>> (do (pr x) >>> x)))) >>> #'user/k >>> => k >>> "(012340 1 2 3 4)" >>> >> => (= "[0 1 2 3 4]" k) >> true >> > OOps, I pasted the wrong one here (from the "vec" form) > But looks like I was wrong, and you were correct!! > > => (def k (pr-str (for [x (range 5)] > (do ;(pr x) > x)))) > #'user/k > => k > "(0 1 2 3 4)" > => (= "(0 1 2 3 4)" k) > true > > => (def k (pr-str (for [x (range 5)] > (do (pr x) > x)))) > #'user/k > => (= "(0 1 2 3 4)" k) > false > => (= "(012340 1 2 3 4)" k) true
so it's not exactly like the example that I've given... I'll have to investigate more > > >> >> >> >> >> >> On Sat, Feb 9, 2013 at 8:03 PM, Conrad <drc...@gmail.com> wrote: >> >>> I agree when you print to stdout you'd expect lazily evaluated output to >>> be mangled in. >>> >>> However, it would seem more natural to me that if you print something to >>> a string it is counter intuitive for incidental writes to stdout to be >>> redirected to the string, as well- There is also nothing in the >>> documentation that suggests this would happen. >>> >>> Also, it would be technically relatively easy to change this. >>> >>> On Saturday, February 9, 2013 12:46:08 PM UTC-6, AtKaaZ wrote: >>> >>>> here's a simpler example: >>>> => (map println '(1 2 3)) >>>> (1 >>>> 2 >>>> nil 3 >>>> nil nil) >>>> => (dorun (map println '(1 2 3))) >>>> 1 >>>> 2 >>>> 3 >>>> nil >>>> >>>> >>>> >>>> On Sat, Feb 9, 2013 at 7:44 PM, AtKaaZ <atk...@gmail.com> wrote: >>>> >>>>> actually replacing vec with dorun or doall, would've been a better >>>>> example :) >>>>> >>>>> >>>>> On Sat, Feb 9, 2013 at 7:42 PM, AtKaaZ <atk...@gmail.com> wrote: >>>>> >>>>>> I think it's an illusion from being lazy ? >>>>>> => (def k (pr-str (vec (for [x (range 5)] >>>>>> ** (do (pr x) >>>>>> ** x))))) >>>>>> 01234 >>>>>> #'datest1.ret/k >>>>>> => k >>>>>> "[0 1 2 3 4]" >>>>>> >>>>>> >>>>>> >>>>>> On Sat, Feb 9, 2013 at 7:30 PM, Conrad <drc...@gmail.com> wrote: >>>>>> >>>>>>> I tested this in the latest 1.5.0-RC6: >>>>>>> >>>>>>> => (def k (pr-str (for [x (range 5)] >>>>>>> (do (pr x) >>>>>>> x)))) >>>>>>> #'user/k >>>>>>> => k >>>>>>> "(012340 1 2 3 4)" >>>>>>> >>>>>>> This seems wrong to me... I can see what would be needed to fix it >>>>>>> in clojure/core.clj, but it would require creating several additional >>>>>>> private functions. Does anyone know if this behavior is intentional? >>>>>>> >>>>>>> -- >>>>>>> -- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "Clojure" group. >>>>>>> To post to this group, send email to clo...@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+u...@**googlegroups.com >>>>>>> >>>>>>> For more options, visit this group at >>>>>>> http://groups.google.com/**group/clojure?hl=en<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+u...@**googlegroups.com. >>>>>>> >>>>>>> For more options, visit >>>>>>> https://groups.google.com/**groups/opt_out<https://groups.google.com/groups/opt_out> >>>>>>> . >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Please correct me if I'm wrong or incomplete, >>>>>> even if you think I'll subconsciously hate it. >>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> Please correct me if I'm wrong or incomplete, >>>>> even if you think I'll subconsciously hate it. >>>>> >>>>> >>>> >>>> >>>> -- >>>> Please correct me if I'm wrong or incomplete, >>>> even if you think I'll subconsciously hate it. >>>> >>>> -- >>> -- >>> 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/groups/opt_out. >>> >>> >>> >> >> >> >> -- >> Please correct me if I'm wrong or incomplete, >> even if you think I'll subconsciously hate it. >> >> > > > -- > Please correct me if I'm wrong or incomplete, > even if you think I'll subconsciously hate it. > > -- Please correct me if I'm wrong or incomplete, even if you think I'll subconsciously hate it. -- -- 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/groups/opt_out.
