diff options
Diffstat (limited to 'activemodel/lib/active_model/serialization.rb')
| -rw-r--r-- | activemodel/lib/active_model/serialization.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activemodel/lib/active_model/serialization.rb b/activemodel/lib/active_model/serialization.rb index 77834f26fc..78e46c49eb 100644 --- a/activemodel/lib/active_model/serialization.rb +++ b/activemodel/lib/active_model/serialization.rb @@ -177,7 +177,7 @@ module ActiveModel return unless includes = options[:include] unless includes.is_a?(Hash) - includes = Hash[Array(includes).map { |n| n.is_a?(Hash) ? n.to_a.first : [n, {}] }] + includes = Hash[Array(includes).flat_map { |n| n.is_a?(Hash) ? n.to_a : [[n, {}]] }] end includes.each do |association, opts| |