Class: Range

Inherits:
Object
  • Object
show all
Defined in:
lib/json/add/range.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.json_create(object) ⇒ Object

Returns a new Range object constructed from object['a'], which must be an array of values suitable for a call to Range.new:

require 'json/add/range'
Range.json_create({"a"=>[1, 4]})        # => 1..4
Range.json_create({"a"=>[1, 4, true]}) # => 1...4
Range.json_create({"a" => ['a', 'd']})  # => "a".."d"



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# File 'lib/json/add/range.rb', line 16

def self.json_create(object)
  new(*object['a'])
end

Instance Method Details

#as_json ⇒ Object

Returns a 2-element hash representing self:

require 'json/add/range'
(1..4).as_json     # => {"json_class"=>"Range", "a"=>[1, 4, false]}
(1...4).as_json    # => {"json_class"=>"Range", "a"=>[1, 4, true]}
('a'..'d').as_json # => {"json_class"=>"Range", "a"=>["a", "d", false]}



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# File 'lib/json/add/range.rb', line 27

def as_json(*)
  {
    JSON.create_id  => self.class.name,
    'a'             => [ first, last, exclude_end? ]
  }
end

#to_json(*args) ⇒ Object

Returns a JSON string representing self:

require 'json/add/range'
(1..4).to_json   # => "{\"json_class\":\"Range\",\"a\":[1,4,false]}"
(1...4).to_json    # => "{\"json_class\":\"Range\",\"a\":[1,4,true]}"
('a'..'d').to_json # => "{\"json_class\":\"Range\",\"a\":[\"a\",\"d\",false]}"



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# File 'lib/json/add/range.rb', line 41

def to_json(*args)
  as_json.to_json(*args)
end