What about the technique Clojure uses in the reducers library? https://github.com/clojure/clojure/blob/master/src/clj/clojure/core/reducers.clj#L37
-BG On Wed, Oct 24, 2012 at 12:20 PM, Michael Klishin <[email protected]> wrote: > Is there a way to check if a protocol exists? > > For example, if I want to extend clojure.data.json protocols but only if it > is available, how would I go about it? > > This way does not work at least some of the time (referenced namespace > causes a ClassNotFound exception > during compilation): > > https://github.com/clojurewerkz/support/blob/master/src/clojure/clojurewerkz/support/json.clj#L18-33 > > Any better solutions? I'd like to avoid adding any new dependencies, if > possible. > > Thank you in advance. > -- > MK > > http://github.com/michaelklishin > http://twitter.com/michaelklishin > > -- > 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 -- Baishampayan Ghose b.ghose at gmail.com -- 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
