From 3ae0616710b10b091baa130f85a56b5ef2c66633 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby-lang.org>
Date: Mon, 21 Oct 2013 07:42:50 +0900
Subject: implement Integer#succ in Ruby

---
 mrblib/numeric.rb | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'mrblib')

diff --git a/mrblib/numeric.rb b/mrblib/numeric.rb
index daa35c5d6..a5aa3e451 100644
--- a/mrblib/numeric.rb
+++ b/mrblib/numeric.rb
@@ -34,6 +34,16 @@ class Integer
     self
   end
 
+  ##
+  # Returns self + 1
+  #
+  # ISO 15.2.8.3.19
+  def next
+    self + 1
+  end
+  # ISO 15.2.8.3.21
+  alias succ next
+
   ##
   # Calls the given block +self+ times.
   #
-- 
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