module Alba # Representing nested attribute # @api private class NestedAttribute # @param key_transformation [Symbol] determines how to transform keys # @param block [Proc] class body def initialize(key_transformation: :none, &block) @key_transformation = key_transformation @block = block end # @param object [Object] the object being serialized # @param params [Hash] params Hash inherited from Resource # @param within [Object, nil, false, true] determines what associations to be serialized. If not set, it serializes all associations. # @return [Hash] hash serialized from running the class body in the object def value(object:, params:, within:) resource_class = Alba.resource_class resource_class.transform_keys(@key_transformation) resource_class.class_eval(&@block) resource_class.new(object, params: params, within: within).serializable_hash end end end