What does this do that (with-open ...) doesn't do? Generalize to other cleanup methods than (.close x)?
On Fri, Oct 11, 2013 at 6:36 AM, Paul Stadig <p...@stadig.name> wrote: > I have released version 0.1.0 of scopes, a little library for resource > scopes. It can be used to establish a resource scope with the > with-resource-scope macro. Within the dynamic extent of that macro one can > register a resource with the scoped! function so that when the macrco block > goes out of scope .close is called on the registered resource. > > An object and function can also be registered with (scoped! x (fn [x] > ...)) so that when the macro block goes out of scope the function will be > called and given x as an argument. > > There is also a shorthand function called scoped-thunk! that will register > a thunk (a function taking no arguments) to be called when the macro block > goes out of scope. > > The scopes library also defines a function named closeable? that will > return true if its argument implements java.lang.AutoCloseable. > > Because scopes uses the java.lang.AutoCloseable interface and the > exception supression mechanism, it is only compatible with Java 7. > > Finally, there is also a scopes-magic artifact, and when it is on the > classpath it will automatically pull in the scopes library and add > with-resource-scope, scoped!, scoped-thunk!, and closeable? to clojure.core > so that they are automatically available everywhere with out having to be > imported. I'm not saying that this is necessarily a good idea, but there it > is. :) > > https://clojars.org/pjstadig/scopes > https://clojars.org/pjstadig/scopes-magic > > > Paul > > -- > -- > 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. > -- -- 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.
