Example for dot-assignment from Ruby object (used with Ruby Next)

config.rb

RubyNext.define_text_rewriter "dot_assign" do
  def safe_rewrite(source)
    source.gsub(/^.+ \.= .+$/) do |m|
      m.match(/(.+) .= (.+)/) do |y|
        variables = y[1].split(/,\s?/)
        variables.map { |var| "#{var} = #{y[2]}.#{var}"  }.join(";")
      end
    end
  end
end

example.rb

class User
  def self.first
    new
  end
  
  def first_name
    "Bob"
  end

  def email
    "[email protected]"
  end
end

first_name, email .= User.first
puts "The values #{first_name.inspect} and #{email.inspect} were extracted from the User"