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--- at:tutorial:appendix [2020/02/05 21:00] – adding elisag
+++ at:tutorial:appendix [2020/02/05 21:01] – * elisag
@@ Line 391: / Line 391: @@
 The files in the ''at/lang'' directory define custom language features which mostly use AmbientTalk/2's reflective facilities to extend the language.
@@ Line 417: / Line 418: @@
 </code>
-''makeFuture'' function can also take a timeout. If a timeout is given it returns a returns a pair [lease, resolver]  where the lease timer gets immediately activated. Note that this means a lease will get parameter-passed rather than the future if given to other actors.
+The ''makeFuture'' function can also take a timeout. If a timeout is given it returns a returns a pair [lease, resolver]  where the lease timer gets immediately activated. If the future is not resolved within the given timeout, the lease expires and ruins the future with a ''TimeoutException''. Note that this means a lease will get parameter-passed rather than the future if given to other actors.
 === Auxilary functions in the futures module ====