From 48681c3f3a562709dcc1c3256df97ff747fae4d8 Mon Sep 17 00:00:00 2001
From: Baptiste Fontaine
Date: Mon, 21 Dec 2015 13:33:03 +0100
Subject: minor perf improvements

Closes Homebrew/homebrew#47224.

Signed-off-by: Baptiste Fontaine <batifon@yahoo.fr>
---
 Library/Homebrew/utils/json.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'Library/Homebrew/utils')

diff --git a/Library/Homebrew/utils/json.rb b/Library/Homebrew/utils/json.rb
index 8a8cb6847..7fe73d22c 100644
--- a/Library/Homebrew/utils/json.rb
+++ b/Library/Homebrew/utils/json.rb
@@ -24,7 +24,8 @@ module Utils
         obj.inject({}) do |result, (key, val)|
           key = key.respond_to?(:to_s) ? key.to_s : key
           val = stringify_keys(val)
-          result.merge!(key => val)
+          result[key] = val
+          result
         end
       else
         obj
-- 
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