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gem 'active_model_serializers'
add this to your gemfile in rails, then run bundle install.
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module Serializable
extend ActiveSupport::Concern
alias each_serializer serializer
def serializer
"#{params[:controller].classify}s::#{params[:action].classify}Serializer".constantize
end
end
That way you can just call
render json: @person, serializer:
in your controller and it will find the correct serializer.