# File lib/json/add/core.rb, line 97 97: def to_json(*args) 98: klass = self.class.name 99: klass.to_s.empty? and raise JSON::JSONError, "Only named structs are supported!" 100: { 101: 'json_class' => klass, 102: 'v' => values, 103: }.to_json(*args) 104: end