From 40a9700ef8fee2237e7675ce00063743687953b2 Mon Sep 17 00:00:00 2001
From: takahashim <maki@rubycolor.org>
Date: Fri, 20 Nov 2015 23:39:45 +0900
Subject: support Numeric#zero? and Numeric#nonzero?

---
 mrbgems/mruby-numeric-ext/mrblib/numeric_ext.rb | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'mrbgems/mruby-numeric-ext/mrblib/numeric_ext.rb')

diff --git a/mrbgems/mruby-numeric-ext/mrblib/numeric_ext.rb b/mrbgems/mruby-numeric-ext/mrblib/numeric_ext.rb
index dfc6ba87c..0bf3c6ab6 100644
--- a/mrbgems/mruby-numeric-ext/mrblib/numeric_ext.rb
+++ b/mrbgems/mruby-numeric-ext/mrblib/numeric_ext.rb
@@ -2,4 +2,16 @@ module Integral
   def div(other)
     self.divmod(other)[0]
   end
+
+  def zero?
+    self == 0
+  end
+
+  def nonzero?
+    if self == 0
+      nil
+    else
+      self
+    end
+  end
 end
-- 
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