nil_or

Delegates methods to the target unless nil.

Getting started

$ gem install nil_or

Or in your Gemfile:

gem "nil_or"

Usage

When x is not nil:

x = 5
x.nil_or.to_s
=> "5"
x.nil_or + 2
=> 7
x.nil_or.times { |i| puts i }
...

But when it is nil:

x = nil
x.nil_or.to_s
=> nil
x.nil_r + 2
=> nil
x.nil_or.shakalaka(1, 2) { does_nothing }
=> nil