# File lib/json/add/core.rb, line 81
81:   def to_json(*args)
82:     klass = self.class.name
83:     klass.empty? and raise JSON::JSONError, "Only named structs are supported!"
84:     {
85:       'json_class' => klass,
86:       'v'     => values,
87:     }.to_json(*args)
88:   end