53 lines
1.3 KiB
Ruby
53 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
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require 'json'
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end
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class Time
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# See #as_json.
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def self.json_create(object)
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if usec = object.delete('u') # used to be tv_usec -> tv_nsec
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object['n'] = usec * 1000
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end
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at(object['s'], Rational(object['n'], 1000))
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end
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# Methods <tt>Time#as_json</tt> and +Time.json_create+ may be used
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# to serialize and deserialize a \Time object;
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# see Marshal[https://docs.ruby-lang.org/en/master/Marshal.html].
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#
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# \Method <tt>Time#as_json</tt> serializes +self+,
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# returning a 2-element hash representing +self+:
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#
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# require 'json/add/time'
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# x = Time.now.as_json
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# # => {"json_class"=>"Time", "s"=>1700931656, "n"=>472846644}
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#
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# \Method +JSON.create+ deserializes such a hash, returning a \Time object:
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#
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# Time.json_create(x)
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# # => 2023-11-25 11:00:56.472846644 -0600
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#
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def as_json(*)
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{
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JSON.create_id => self.class.name,
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's' => tv_sec,
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'n' => tv_nsec,
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}
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end
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# Returns a JSON string representing +self+:
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#
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# require 'json/add/time'
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# puts Time.now.to_json
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#
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# Output:
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#
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# {"json_class":"Time","s":1700931678,"n":980650786}
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#
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def to_json(*args)
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as_json.to_json(*args)
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end
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end
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