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Merge pull request #2073 from bf4/better_variables_in_serializer_lookup

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Better variables; allow looking serializer from class
This commit is contained in:
Benjamin Fleischer 2017-03-15 09:19:07 -05:00 committed by GitHub
commit a461389f4c
1 changed files with 9 additions and 6 deletions
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15
lib/active_model/serializer.rb
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@ -34,17 +34,18 @@ module ActiveModel
# @param resource [ActiveRecord::Base, ActiveModelSerializers::Model]
# @return [ActiveModel::Serializer]
# Preferentially returns
# 1. resource.serializer
# 1. resource.serializer_class
# 2. ArraySerializer when resource is a collection
# 3. options[:serializer]
# 4. lookup serializer when resource is a Class
def self.serializer_for(resource, options = {})
if resource.respond_to?(:serializer_class)
resource.serializer_class
elsif resource.respond_to?(:to_ary)
def self.serializer_for(resource_or_class, options = {})
if resource_or_class.respond_to?(:serializer_class)
resource_or_class.serializer_class
elsif resource_or_class.respond_to?(:to_ary)
config.collection_serializer
else
options.fetch(:serializer) { get_serializer_for(resource.class, options[:namespace]) }
resource_class = resource_or_class.class == Class ? resource_or_class : resource_or_class.class
options.fetch(:serializer) { get_serializer_for(resource_class, options[:namespace]) }
end
end
@ -91,6 +92,8 @@ module ActiveModel
serializer_class
elsif klass.superclass
get_serializer_for(klass.superclass)
else
nil # No serializer found
end
end
end