BirthNumber
This is a simple Ruby gem for parsing and validating Birth Numbers, the national identification number used in Norway. It has been extracted from one of our internal projects for reuse, and released as open-source as it might be useful for others as well.
Installation
Add this line to your application's Gemfile:
gem 'birth_number'And then execute:
$ bundle
Or install it yourself as:
$ gem install birth_number
Usage
birth_number = BirthNumber.parse('01017000027')
birth_number.birth_date #=> #<Date: 1970-01-01 ((2440588j,0s,0n),+0s,2299161j)>
birth_number.personal_number # => "00027
birth_number.to_s #=> "01017000027"
birth_number = BirthNumber.new('1970-01-01', '00027')
birth_number.to_s #=> "01017000027"
birth_number.valid? #=> true
birth_number.male? #=> false
birth_number.female? #=> true
birth_number.to_s #=> "01017000027"
birth_number == '01017000027' #=> false
birth_number === '01017000027' #=> trueContributing
Bug reports and pull requests are welcome on GitHub at https://github.com/Sonans/birth_number.