Class: Class

Inherits:
Object show all
Defined in:
lib/yandex-webmaster/core_ext/class.rb

Instance Method Summary collapse

Instance Method Details

#cattr_accessor(*syms, &blk) ⇒ Object 



51
52
53
54
 
# File 'lib/yandex-webmaster/core_ext/class.rb', line 51

def cattr_accessor(*syms, &blk)
  cattr_reader(*syms)
  cattr_writer(*syms, &blk)
end

#cattr_reader(*syms) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
# File 'lib/yandex-webmaster/core_ext/class.rb', line 4

def cattr_reader(*syms)
  options = syms.extract_options!
  syms.each do |sym|
    class_eval(<<-EOS, __FILE__, __LINE__ + 1)
      unless defined? @@#{sym}
        @@#{sym} = nil
      end

      def self.#{sym}
        @@#{sym}
      end
    EOS

    unless options[:instance_reader] == false || options[:instance_accessor] == false
      class_eval(<<-EOS, __FILE__, __LINE__ + 1)
        def #{sym}
          @@#{sym}
        end
      EOS
    end
  end
end

#cattr_writer(*syms) ⇒ Object 



27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/yandex-webmaster/core_ext/class.rb', line 27

def cattr_writer(*syms)
  options = syms.extract_options!
  syms.each do |sym|
    class_eval(<<-EOS, __FILE__, __LINE__ + 1)
      unless defined? @@#{sym}
        @@#{sym} = nil
      end

      def self.#{sym}=(obj)
        @@#{sym} = obj
      end
    EOS

    unless options[:instance_writer] == false || options[:instance_accessor] == false
      class_eval(<<-EOS, __FILE__, __LINE__ + 1)
        def #{sym}=(obj)
          @@#{sym} = obj
        end
      EOS
    end
    self.send("#{sym}=", yield) if block_given?
  end
end