A copy of ActiveSupport's present and blank objects without the extra baggage.
Add this line to your application's Gemfile:
gem 'present_object'
And then execute:
$ bundle
Or install it yourself as:
$ gem install present_object
require 'present_object'
...
1.blank? #=> false
1.present? #=> true
[].blank? #=> true
[].present? #=> false
nil.blank? #=> true
nil.present? #=> false