summaryrefslogtreecommitdiff
path: root/ext/json/lib/json/add/time.rb
blob: 9755707e686030ecce15c37b90f07050be6a3e6b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
  require 'json'
end

# Time serialization/deserialization
class Time

  # Deserializes JSON string by converting time since epoch to Time
  def self.json_create(object)
    if usec = object.delete('u') # used to be tv_usec -> tv_nsec
      object['n'] = usec * 1000
    end
    if instance_methods.include?(:tv_nsec)
      at(object['s'], Rational(object['n'], 1000))
    else
      at(object['s'], object['n'] / 1000)
    end
  end

  # Returns a hash, that will be turned into a JSON object and represent this
  # object.
  def as_json(*)
    {
      JSON.create_id => self.class.name,
      's'            => tv_sec,
      'n'            => respond_to?(:tv_nsec) ? tv_nsec : tv_usec * 1000
    }
  end

  # Stores class name (Time) with number of seconds since epoch and number of
  # microseconds for Time as JSON string
  def to_json(*args)
    as_json.to_json(*args)
  end
end