From 9a811c98e60fd1f613e185d13808bc908759ff88 Mon Sep 17 00:00:00 2001
From: drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 14 Jun 2006 22:24:36 +0000
Subject: Don't merge ri files if is nil/empty

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10267 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/rdoc/ri/ri_descriptions.rb | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'lib')

diff --git a/lib/rdoc/ri/ri_descriptions.rb b/lib/rdoc/ri/ri_descriptions.rb
index 316fc91903..e5ea9f2fbf 100644
--- a/lib/rdoc/ri/ri_descriptions.rb
+++ b/lib/rdoc/ri/ri_descriptions.rb
@@ -95,8 +95,10 @@ module RI
       if @comment.nil? || @comment.empty?
         @comment = old.comment
       else
-        @comment << SM::Flow::RULE.new
-        @comment.concat old.comment
+        unless old.comment.nil? or old.comment.empty? then
+          @comment << SM::Flow::RULE.new
+          @comment.concat old.comment
+        end
       end
     end
 
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