Optimization refactoring for add_limit_offset!. In partial fullfilment of #1236.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2509 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 4 insertions, 4 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
index d56e1f90da..886363bcbe 100755
--- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
@@ -195,11 +195,11 @@ module ActiveRecord
 
 
       def add_limit_offset!(sql, options) #:nodoc
-        if options[:limit]
-          if options[:offset].blank?
-            sql << " LIMIT #{options[:limit]}"
+        if limit = options[:limit]
+          unless offset = options[:offset]
+            sql << " LIMIT #{limit}"
           else
-            sql << " LIMIT #{options[:offset]}, #{options[:limit]}"
+            sql << " LIMIT #{offset}, #{limit}"
           end
         end
       end