diff options
Diffstat (limited to 'activerecord/lib/active_record/relation.rb')
| -rw-r--r-- | activerecord/lib/active_record/relation.rb | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb index 853103a606..b6800b07b7 100644 --- a/activerecord/lib/active_record/relation.rb +++ b/activerecord/lib/active_record/relation.rb @@ -49,19 +49,22 @@ module ActiveRecord end def joins(join, join_type = nil) - join = case join - when String - @relation.join(join) - when Hash, Array, Symbol - if @klass.send(:array_of_strings?, join) - @relation.join(join.join(' ')) - else - @relation.join(@klass.send(:build_association_joins, join)) - end + return self if join.blank? + + join_relation = case join + when String + @relation.join(join) + when Hash, Array, Symbol + if @klass.send(:array_of_strings?, join) + @relation.join(join.join(' ')) else - @relation.join(join, join_type) + @relation.join(@klass.send(:build_association_joins, join)) + end + else + @relation.join(join, join_type) end - create_new_relation(join) + + create_new_relation(join_relation) end def where(*args) |