class Concurrent::Future

{include:file:docs-source/future.md}

@!macro copy_options

@see ruby-doc.org/stdlib-2.1.1/libdoc/observer/rdoc/Observable.html Ruby Observable module @see clojuredocs.org/clojure_core/clojure.core/future Clojure’s future function @see docs.oracle.com/javase/7/docs/api/java/util/concurrent/Future.html java.util.concurrent.Future