From 0e83e96852e9aacde2bf633bb17b293910073812 Mon Sep 17 00:00:00 2001
From: Felix S Klock II <pnkfelix@pnkfx.org>
Date: Mon, 25 Mar 2019 11:50:11 +0100
Subject: [PATCH] add missing braces

add missing braces analogous to those suggested by killercup
---
 src/libcore/result.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/libcore/result.rs b/src/libcore/result.rs
index 490cd5bb3fe..9b7b8368986 100644
--- a/src/libcore/result.rs
+++ b/src/libcore/result.rs
@@ -1220,10 +1220,10 @@ impl<A, E, V: FromIterator<A>> FromIterator<Result<A, E>> for Result<V, E> {
     /// ```
     /// let v = vec![3, 2, 1, 10];
     /// let mut shared = 0;
-    /// let res: Result<Vec<u32>, &'static str> = v.iter().map(|x: &u32|
+    /// let res: Result<Vec<u32>, &'static str> = v.iter().map(|x: &u32| {
     ///     shared += x;
     ///     x.checked_sub(2).ok_or("Underflow!")
-    /// ).collect();
+    /// }).collect();
     /// assert_eq!(res, Err("Underflow!"));
     /// assert_eq!(shared, 6);
     /// ```