Was it a car or a cat I saw? — A palindrome detector.
Add this line to your application's Gemfile:
gem 'albertoms_palindrome'And then execute:
$ bundle install
Or install it yourself as:
$ gem install albertoms_palindrome
This gem extends the functionality of the String and Integer classes. In order to detect if a phrase or a number is a palindrome, just call the palindrome? method on it:
# For strings
>> "Anita lava la tina".palindrome?
>> true
# For numbers
>> 12321.palindrome?
>> true
After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.
To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.
Bug reports and pull requests are welcome on GitHub at https://github.com/albertoms/palindrome-gem.