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authorJack <aquajach@gmail.com>2016-07-29 19:00:45 +0800
committerJack <aquajach@gmail.com>2016-07-29 19:00:45 +0800
commitc0eb542e57fe6eaa959218c1a7026e53673ba0cb (patch)
tree88d2edbe8862b109a5e05744e0bef17f33f1ccef /activerecord/lib
parent3916656f8e9700eb5f1cfc441ff66e1f12173683 (diff)
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have does_not_support_reverse? support sql functions with commas in nested brackets
Diffstat (limited to 'activerecord/lib')
-rw-r--r--activerecord/lib/active_record/relation/query_methods.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb
index 0749bb30b5..97acf26516 100644
--- a/activerecord/lib/active_record/relation/query_methods.rb
+++ b/activerecord/lib/active_record/relation/query_methods.rb
@@ -1137,7 +1137,7 @@ module ActiveRecord
def does_not_support_reverse?(order)
# Uses SQL function with multiple arguments.
- /\([^()]*,[^()]*\)/.match?(order) ||
+ order.split(',').find { |section| section.count('(') != section.count(')')} ||
# Uses "nulls first" like construction.
/nulls (first|last)\Z/i.match?(order)
end