Merge pull request #16833 from sferik/symbol_to_proc

Pass symbol as an argument instead of a block

1 files changed, 1 insertions, 1 deletions

diff --git a/activerecord/lib/active_record/attribute_assignment.rb b/activerecord/lib/active_record/attribute_assignment.rb
index 2887db3bf7..bf64830417 100644
--- a/activerecord/lib/active_record/attribute_assignment.rb
+++ b/activerecord/lib/active_record/attribute_assignment.rb
@@ -87,7 +87,7 @@ module ActiveRecord
         end
       end
       unless errors.empty?
-        error_descriptions = errors.map { |ex| ex.message }.join(",")
+        error_descriptions = errors.map(&:message).join(",")
         raise MultiparameterAssignmentErrors.new(errors), "#{errors.size} error(s) on assignment of multiparameter attributes [#{error_descriptions}]"
       end
     end