From 209bf256aa6a42a23211701e6fbc49285cf91ef6 Mon Sep 17 00:00:00 2001
From: ksss <co000ri@gmail.com>
Date: Thu, 24 Apr 2014 13:53:54 +0000
Subject: Range#each fixnums are special

---
 mrblib/range.rb | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'mrblib/range.rb')

diff --git a/mrblib/range.rb b/mrblib/range.rb
index d587cab45..1ec9ac508 100644
--- a/mrblib/range.rb
+++ b/mrblib/range.rb
@@ -13,11 +13,23 @@ class Range
     return to_enum :each unless block_given?
 
     val = self.first
+    last = self.last
+
+    if val.kind_of?(Fixnum) && last.kind_of?(Fixnum) # fixnums are special
+      lim = last
+      lim += 1 unless exclude_end?
+      i = val
+      while i < lim
+        block.call(i)
+        i += 1
+      end
+      return self
+    end
+
     unless val.respond_to? :succ
       raise TypeError, "can't iterate"
     end
 
-    last = self.last
     return self if (val <=> last) > 0
 
     while((val <=> last) < 0)
-- 
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