blob: b5f3623158358d3fc1c3778cae96d77b67964c5f (
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
36
37
38
39
40
41
42
43
44
45
46
47
48
|
#frozen_string_literal: false
unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
require 'json'
end
class Symbol
# Methods <tt>Symbol#as_json</tt> and +Symbol.json_create+ may be used
# to serialize and deserialize a \Symbol object;
# see Marshal[rdoc-ref:Marshal].
#
# \Method <tt>Symbol#as_json</tt> serializes +self+,
# returning a 2-element hash representing +self+:
#
# require 'json/add/symbol'
# x = :foo.as_json
# # => {"json_class"=>"Symbol", "s"=>"foo"}
#
# \Method +JSON.create+ deserializes such a hash, returning a \Symbol object:
#
# Symbol.json_create(x) # => :foo
#
def as_json(*)
{
JSON.create_id => self.class.name,
's' => to_s,
}
end
# Returns a JSON string representing +self+:
#
# require 'json/add/symbol'
# puts :foo.to_json
#
# Output:
#
# # {"json_class":"Symbol","s":"foo"}
#
def to_json(*a)
as_json.to_json(*a)
end
# See #as_json.
def self.json_create(o)
o['s'].to_sym
end
end
|
