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| author | Ryuta Kamizono <kamipo@gmail.com> | 2017-06-24 19:08:39 +0900 |
|---|---|---|
| committer | Ryuta Kamizono <kamipo@gmail.com> | 2017-06-24 20:22:08 +0900 |
| commit | f250da5397b967fcba58356547bc26127c1be93e (patch) | |
| tree | 7dd41eff18cb06c314ad49e405ca8c516a47314a /activerecord/lib/active_record/relation/finder_methods.rb | |
| parent | 35a25c32da8541994274557e1c8f4a925b536acf (diff) | |
| download | rails-f250da5397b967fcba58356547bc26127c1be93e.tar.gz rails-f250da5397b967fcba58356547bc26127c1be93e.tar.bz2 rails-f250da5397b967fcba58356547bc26127c1be93e.zip | |
Extract `ordered_relation` in `FinderMethods`
Diffstat (limited to 'activerecord/lib/active_record/relation/finder_methods.rb')
| -rw-r--r-- | activerecord/lib/active_record/relation/finder_methods.rb | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 1d661fa8ed..5ec2dfcfc9 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -147,8 +147,7 @@ module ActiveRecord def last(limit = nil) return find_last(limit) if loaded? || limit_value - result = limit(limit) - result.order!(arel_attribute(primary_key)) if order_values.empty? && primary_key + result = ordered_relation.limit(limit) result = result.reverse_order! limit ? result.reverse : result.first @@ -535,11 +534,7 @@ module ActiveRecord if loaded? records[index, limit] || [] else - relation = if order_values.empty? && primary_key - order(arel_attribute(primary_key).asc) - else - self - end + relation = ordered_relation if limit_value.nil? || index < limit_value relation = relation.offset(offset_index + index) unless index.zero? @@ -554,11 +549,7 @@ module ActiveRecord if loaded? records[-index] else - relation = if order_values.empty? && primary_key - order(arel_attribute(primary_key).asc) - else - self - end + relation = ordered_relation relation.to_a[-index] # TODO: can be made more performant on large result sets by @@ -572,5 +563,13 @@ module ActiveRecord def find_last(limit) limit ? records.last(limit) : records.last end + + def ordered_relation + if order_values.empty? && primary_key + order(arel_attribute(primary_key).asc) + else + self + end + end end end |