Time

    # File lib/json/add/core.rb, line 24
24:   def self.json_create(object)
25:     if usec = object.delete('u') # used to be tv_usec -> tv_nsec
26:       object['n'] = usec * 1000
27:     end
28:     if respond_to?(:tv_nsec)
29:       at(*object.values_at('s', 'n'))
30:     else
31:       at(object['s'], object['n'] / 1000)
32:     end
33:   end

    # File lib/json/add/core.rb, line 35
35:   def to_json(*args)
36:     {
37:       JSON.create_id => self.class.name,
38:       's' => tv_sec,
39:       'n' => respond_to?(:tv_nsec) ? tv_nsec : tv_usec * 1000
40:     }.to_json(*args)
41:   end