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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2020/12/02 17:08:39 UTC

[GitHub] [arrow] bkietz commented on a change in pull request #8680: ARROW-10182: [C++] Add basic continuation support to Future

bkietz commented on a change in pull request #8680:
URL: https://github.com/apache/arrow/pull/8680#discussion_r534335689



##########
File path: cpp/src/arrow/util/functional.h
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@@ -79,5 +84,47 @@ struct call_traits {
       typename std::enable_if<std::is_same<return_type<F>, T>::value, RT>;
 };
 
+/// A type erased callable object which may only be invoked once.

Review comment:
       yes, with the added guarantee that when it is called it will drop all references which it has in closure




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