Out of interest, did any library come out of this? On Thursday, 15 January 2009 06:46:52 UTC+11, Laurent PETIT wrote: > > OK thank you both Chris & Mike for your answer. > > What I've done for the moment is similar to what Mike did: at any > place where there is a chance for something to change namespaces, I > reload a new snapshot (and I throw the old). > > Registering watchers for Vars seems very interesting, I'll > investigate. > > Registering watchers for ns would be great too. > > But there still may be a case or two uncovered, even when we will be > able to register watchers on ns : when new ns are created. Then we > need so kind of watcher on the vector holding all the ns ... ? > > If this vector is implemented as a Var, it is maybe already possible > to do this, even if it is undocumented ? > > Cheers, > > -- > Laurent > > On Jan 14, 5:55 pm, MikeM <michael.messini...@invista.com> wrote: > > There's no event mechanism to monitor namespace changes. I accomplish > > this by taking a snapshot before and after any possible namespace- > > changing execution, using ns-map. Not as efficient as an event > > callback, but I haven't had any performance issues (map lookups are > > plenty fast for me). > > > > You can register a watcher for a Var to get notification of a root > > binding change using add-watcher - note that the clojure.org doc for > > add-watcher has not been updated to match the Var watcher revision.
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