Ruby equivalent of Groovy's Elvis (?:) operator?

Ruby equivalent of Groovy's Elvis (?:) operator?

ruby groovy

ruby

Python vs Groovy vs Ruby? (based on criteria listed in question) [closed]

python ruby scripting groovy

ruby

Catching typos in scripting languages

python ruby unit-testing scripting groovy

ruby

What does it mean for a programming language to be "on rails"?

ruby-on-rails ruby grails groovy terminology

ruby

Rails or Grails? [closed]

ruby-on-rails ruby grails groovy

ruby

Learning Ruby on Rails any good for Grails?

ruby-on-rails ruby grails groovy

ruby

Explicit typing in Groovy: sometimes or never?

java ruby groovy

ruby

Groovy equivalent for ruby all and none

ruby collections groovy conditional-statements

ruby