Add the following code to your project's shard.yml under:
dependencies
to use in production
- OR -
development_dependencies
to use in development
method Blank for Crystal Language
Add this to your application's shard.yml:
dependencies:
blank:
github: kostya/blank
require "blank"
p "".blank? # => true
p 1.blank? # => false
p nil.blank? # => true
p [1].blank? # => false