From cc7cd5693b97c3015432c42d3a7a765af8e33551 Mon Sep 17 00:00:00 2001
From: Mike Qian <mqian@fb.com>
Date: Wed, 11 May 2016 18:24:26 -0700
Subject: [PATCH] Type Set::toArray

Summary: The return type is missing generics.

Reviewed By: savil

Differential Revision: D3289675

fbshipit-source-id: a2f07ea6aee5603c6b9591530e90f1f0c44bcc6b
---
 hphp/hack/hhi/collections/Set.hhi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hphp/hack/hhi/collections/Set.hhi b/hphp/hack/hhi/collections/Set.hhi
index fffc6a82289..f720830231b 100644
--- a/hphp/hack/hhi/collections/Set.hhi
+++ b/hphp/hack/hhi/collections/Set.hhi
@@ -65,7 +65,7 @@ final class Set<Tv> implements MutableSet<Tv> {
    * @return - an `array` containing the values from the current `Set`, where
    *           each key of the `array` are the same as each value.
    */
-  public function toArray(): array;
+  public function toArray(): array<Tv, Tv>;
 
   /**
    * Returns an `array` containing the values from the current `Set`.
-- 
2.11.4.GIT