Apologies for misunderstanding the question. While the client code would be compiled to foo.bar.print(...) as you point out, the environment still needs to load the code which will actually be invoked. A non-browser environment may load from the file system, a browser may load via XHR, etc.
Derek On Tue, Aug 4, 2015 at 11:51 AM Nikita Beloglazov <[email protected]> wrote: > Thanks, though I understand why we need to resolve macros. I don't > understand why non-macros need be resolved. Like in my example bar/print is > not a macro as macros ":include-macros true" is not specified in ns > definition. > > On Tue, Aug 4, 2015 at 11:47 AM Derek Slager <[email protected]> > wrote: > >> Macros are resolved at compile time, so bar/print will be transformed to >> the result of running the macro *during compilation*, not to something >> that's called at runtime. The "less trivial" example from David's post >> demonstrates the simplest possible scenario. The example code[1] loads a >> simple macro[2] via XHR, resulting in: >> >> original source: (mult 4 4) >> after macro is processed: (* 4 4) >> after transpile to js: 4 * 4 >> >> Notice also that the reference to bar.core is gone in the transpiled >> source. >> >> Derek >> >> 1. >> https://github.com/swannodette/swannodette.github.com/blob/master/code/blog/src/blog/cljs_next/core.cljs#L138 >> 2. http://swannodette.github.io/assets/cljs/bar/core.clj >> >> On Tue, Aug 4, 2015 at 11:30 AM Nikita Beloglazov <[email protected]> >> wrote: >> >>> I've played a little bit with client-side compilation and don't entirely >>> understand the role of *load-fn* when non-macros namespace is used ( >>> https://github.com/clojure/clojurescript/blob/master/src/main/cljs/cljs/js.cljs#L76 >>> ). >>> >>> I see the need to load source file with macros (so that they can be >>> evaluated and change code), but if my namespace includes - how its source >>> is used for compilation? >>> >>> Example: >>> >>> (ns my.ns >>> (:require [foo.bar :as bar])) >>> >>> (defn say-hello [name] >>> (bar/print "Hello" name)) >>> >>> >>> Why source of foo.bar is needed to compile this code? I believe >>> (bar/print ...) will be compiled to foo.bar.print(...) any way. >>> >>> -- >>> Note that posts from new members are moderated - please be patient with >>> your first post. >>> --- >>> >> You received this message because you are subscribed to the Google Groups >>> "ClojureScript" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >> >> >>> To post to this group, send email to [email protected]. >>> Visit this group at http://groups.google.com/group/clojurescript. >>> >> -- >> Note that posts from new members are moderated - please be patient with >> your first post. >> --- >> > You received this message because you are subscribed to a topic in the >> Google Groups "ClojureScript" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/clojurescript/q9UaYC-X8XE/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> [email protected]. > > >> To post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/clojurescript. >> > -- > Note that posts from new members are moderated - please be patient with > your first post. > --- > You received this message because you are subscribed to the Google Groups > "ClojureScript" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/clojurescript. > -- Note that posts from new members are moderated - please be patient with your first post. --- You received this message because you are subscribed to the Google Groups "ClojureScript" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/clojurescript.
