lib/axlsx/util/accessors.rb


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

module Axlsx
  module Accessors
    def self.included(base)
      base.send :extend, ClassMethods
    end

    module ClassMethods
      def string_attr_accessor(*symbols)
        validated_attr_accessor(symbols, 'validate_string')
      end

      def boolean_attr_accessor(*symbols)
        validated_attr_accessor(symbols, 'validate_boolean')
      end

      SETTER = "def %s=(value) Axlsx::%s(value); @%s = value; end"
      def validated_attr_accessor(symbols, validator)
        symbols.each do |symbol|
          attr_reader symbol
          module_eval(SETTER % [symbol.to_s, validator, symbol.to_s], __FILE__, __LINE__)
        end
      end
    end
  end
end