From 2c44f96e78832dd42e35a9cae6e90dccaf5c2178 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Fri, 21 Mar 2014 09:31:44 +0900
Subject: reduce hash creation by using update method

---
 mrblib/hash.rb | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'mrblib')

diff --git a/mrblib/hash.rb b/mrblib/hash.rb
index c15f770f7..20dd67091 100644
--- a/mrblib/hash.rb
+++ b/mrblib/hash.rb
@@ -183,6 +183,11 @@ class Hash
     }
     h
   end
+
+  def __update(h)
+    h.each{|k,v| self[k] = v}
+    self
+  end
 end
 
 ##
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