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use _ids method instead of pluck

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This commit is contained in:
Nick Ragaz 2012-12-21 17:35:16 -05:00
parent a74fc6c8db
commit be005c6964
1 changed files with 4 additions and 2 deletions
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6
lib/active_model/serializer/associations.rb
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@ -109,8 +109,10 @@ module ActiveModel
def serialize_ids
# Use pluck or select_columns if available
# return collection.ids if collection.respond_to?(:ids)
if !option(:include) && associated_object.respond_to?(:pluck)
associated_object.pluck(:id)
ids_key = "#{key.to_s.singularize}_ids"
if !option(:include) && source_serializer.object.respond_to?(ids_key)
source_serializer.object.send(ids_key)
else
associated_object.map do |item|
item.read_attribute_for_serialization(:id)