You are right about the factory methods for Records. My need to reference the records in another namespace was for type hinting.
> On Nov 5, 2014, at 6:12 PM, Gary Trakhman <[email protected]> wrote: > > You don't need to import the record if you use the auto-gen'd factories, > ->RecordName and map->RecordName. You can and also shouldn't import the java > interfaces created by protocols. > > It's possible to interactively develop this way, but you really have to know > what's being eval'd and what types are invalidated to do so, and is generally > not recommended. > > Extend-type is easier to use interactively than inline protocol extensions > (which are faster) as it's modifying dynamic globals. > > On Wed, Nov 5, 2014 at 6:03 PM, Adam Krieg <[email protected] > <mailto:[email protected]>> wrote: > My experience with protocols is that the implementations can't be redefined, > e.g changing an implementation. So if you change one of the applied > protocols, you may need to restart your REPL. YMMV. > > Using records outside of their declared namespace is also really weird. You > need to both require the namespace and import the record IN THAT ORDER. If > you import the Record and then require the namespace, it doesn't work, which > is a nasty wart, IMO. > > > On Sunday, October 26, 2014 11:48:29 AM UTC-4, Daniel Higginbotham wrote: > What's difficult when it comes to understanding multimethods, records, types, > and protocols? I'm writing a chapter on multimethods, records, types, and > protocols for the book Clojure for the Brave and True, and I'd love to hear > about what kinds of pitfalls I should be sure to cover :) > > Thanks! > Daniel > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] 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 [email protected]. For more options, visit https://groups.google.com/d/optout.
