metasploit-gs/lib/metasploit/framework/rails_version_constraint.rb

# Records the Bundler-style dependency constraint for the version of Rails to be
# used with the Metasploit Framework and Metasploit Pro.
module Metasploit
  module Framework
    module RailsVersionConstraint
      RAILS_VERSION =  '~> 5.2.2'
    end
  end
end