activerecord/lib/active_record/type/json.rb


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module ActiveRecord
  module Type
    class Json < Type::Value # :nodoc:
      include Type::Helpers::Mutable

      def type
        :json
      end

      def deserialize(value)
        if value.is_a?(::String)
          ::ActiveSupport::JSON.decode(value) rescue nil
        else
          value
        end
      end

      def serialize(value)
        if value.is_a?(::Array) || value.is_a?(::Hash)
          ::ActiveSupport::JSON.encode(value)
        else
          value
        end
      end

      def accessor
        ActiveRecord::Store::StringKeyedHashAccessor
      end
    end
  end
end