havenwood

require 'rubocop'
require 'tempfile'

class InlineRunner
  DEFAULT = RuboCop::Runner.new({}, RuboCop::ConfigStore.new)

  def initialize(runner: DEFAULT, filename: 'runner.rb')
    @runner = runner
    @file = Tempfile.new(filename)
  end

rynbyjn

/(.+)@(.+)\.([a-z]{2,})/