Add deduction guide to co_result

Reviewed By: yfeldblum, lewissbaker Differential Revision: D23240860 fbshipit-source-id: 74aab6151c9c44159a2d3fc4e041b475b69e29e7
facebook · Aug 20, 2020 · 694c1cb · 694c1cb
1 parent c4c78b8
commit 694c1cb
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/folly/experimental/coro/Task.h b/folly/experimental/coro/Task.h
@@ -70,6 +70,9 @@ class co_result final {
   Try<T> result_;
 };
 
+template <class T>
+co_result(Try<T>)->co_result<T>;
+
 namespace detail {
 
 class TaskPromiseBase {