Merge pull request #20187 from yui-knk/refactor/type_int

Refactoring `ActiveRecord::Type::Integer` limit

1 files changed, 6 insertions, 3 deletions

diff --git a/activerecord/lib/active_record/type/integer.rb b/activerecord/lib/active_record/type/integer.rb
index 2a1b04ac7f..c5040c6d3b 100644
--- a/activerecord/lib/active_record/type/integer.rb
+++ b/activerecord/lib/active_record/type/integer.rb
@@ -46,18 +46,21 @@ module ActiveRecord
 
       def ensure_in_range(value)
         unless range.cover?(value)
-          raise RangeError, "#{value} is out of range for #{self.class} with limit #{limit || DEFAULT_LIMIT}"
+          raise RangeError, "#{value} is out of range for #{self.class} with limit #{_limit}"
         end
       end
 
       def max_value
-        limit = self.limit || DEFAULT_LIMIT
-        1 << (limit * 8 - 1) # 8 bits per byte with one bit for sign
+        1 << (_limit * 8 - 1) # 8 bits per byte with one bit for sign
       end
 
       def min_value
         -max_value
       end
+
+      def _limit
+        self.limit || DEFAULT_LIMIT
+      end
     end
   end
 end