simplify bind parameter logging

activerecord/lib/active_record/log_subscriber.rb

@@ -28,9 +28,7 @@ def sql(event)
       binds   = nil
 
       unless (payload[:binds] || []).empty?
-        binds = " {" + payload[:binds].map { |col,v|
-          "#{col.name.inspect} => #{v.inspect}"
-        }.join(", ") + "}"
+        binds = " #{Hash[payload[:binds].map { |col,v| [col.name, v] }]}"
       end
 
       if odd?

activerecord/test/cases/bind_parameter_test.rb

@@ -84,7 +84,7 @@ def debug str
         }.new
 
         logger.sql event
-        assert_match("{#{pk.name.inspect} => #{10.inspect}}", logger.debugs.first)
+        assert_match({pk.name => 10}.inspect, logger.debugs.first)
     end
   end
 end