A well-known instance of folly::Unit

Summary: [Folly] A well-known instance of `folly::Unit`. Reviewed By: jsedgwick Differential Revision: D2693426 fb-gh-sync-id: fe595abc852500275a827b4f400cfda7091a55f7

A well-known instance of folly::Unit
Summary: [Folly] A well-known instance of `folly::Unit`. Reviewed By: jsedgwick Differential Revision: D2693426 fb-gh-sync-id: fe595abc852500275a827b4f400cfda7091a55f7
1f4a8221 · Yedidya Feldblum · facebook-github-bot-0 · 085c0a8d · 1f4a8221
Commit 1f4a8221 authored Nov 24, 2015 by Yedidya Feldblum Committed by facebook-github-bot-0 Nov 24, 2015
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folly/futures/Unit.h folly/futures/Unit.h +2 -0

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--- a/folly/futures/Unit.h
+++ b/folly/futures/Unit.h
@@ -62,4 +62,6 @@ template <class T>
 struct is_void_or_unit : public Unit::Lift<T>
 {};

+constexpr Unit unit {};
+
 }