end error

archive.rb

class Archive < ActiveRecord::Base
  has_one :escrow_session

  delegate :name, :to => :escrow_session, :prefix => true, :allow_nil => true

  validates(:crypto_key1, :crypto_key2, length: { minimum: 8 })
  validate :must_archive_successfully, on: :create

  # TODO: do not store encryption keys :crypto_key1, :crypto_key2 (these are in the database - need to be removed after use)

  def current_state
    tout = "<div class='panel'>"
    tout << "<span class='round info label'>started:</span><br />"
    tout << created_at.to_s
    if complete?
      tout << "<br />"
      tout << "<span class='round success label'>completed:</span><br />"
      tout << completed_at.to_s
    else
      tout << "<br />"
      tout << "<span class='round alert label'>currently processing</span>"
    end
    tout << "</div>"
    tout.html_safe
  end

  def complete?
    if (completed_at)
      completed_at <= Time.now
    else
      false
    end
  end

  def complete!
    self.completed_at ||= Time.now
  end

  def archived_name
    name.squish.downcase.tr(" ","_").tr("/","_")
  end

protected
  def must_archive_successfully
    @escrow_archive_engine = EscrowArchiveEngine.new(id)
    @success = @escrow_archive_engine.archive

    @error_no = @success if @success != 0

    errors.add(:workflow_state, "cannot be archived, error #{@error_no}") unless @success?
  end

end

error

$ rails c production
/usr/local/rvm/gems/ruby-2.2.0/gems/activesupport-4.2.1/lib/active_support/dependencies.rb:274:in `require': /opt/railsapps/svn/escrow-admin/app/models/archive.rb:51: syntax error, unexpected keyword_end (SyntaxError)
        from /usr/local/rvm/gems/ruby-2.2.0/gems/activesupport-4.2.1/lib/active_support/dependencies.rb:274:in `block in require'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/activesupport-4.2.1/lib/active_support/dependencies.rb:240:in `load_dependency'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/activesupport-4.2.1/lib/active_support/dependencies.rb:274:in `require'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/activesupport-4.2.1/lib/active_support/dependencies.rb:360:in `require_or_load'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/activesupport-4.2.1/lib/active_support/dependencies.rb:317:in `depend_on'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/activesupport-4.2.1/lib/active_support/dependencies.rb:233:in `require_dependency'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/engine.rb:472:in `block (2 levels) in eager_load!'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/engine.rb:471:in `each'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/engine.rb:471:in `block in eager_load!'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/engine.rb:469:in `each'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/engine.rb:469:in `eager_load!'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/engine.rb:346:in `eager_load!'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/application/finisher.rb:56:in `each'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/application/finisher.rb:56:in `block in <module:Finisher>'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/initializable.rb:30:in `instance_exec'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/initializable.rb:30:in `run'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/initializable.rb:55:in `block in run_initializers'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:226:in `block in tsort_each'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:348:in `block (2 levels) in each_strongly_connected_component'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:429:in `each_strongly_connected_component_from'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:347:in `block in each_strongly_connected_component'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:345:in `each'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:345:in `call'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:345:in `each_strongly_connected_component'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:224:in `tsort_each'
        from /usr/local/rvm/rubies/ruby-2.2.0/lib/ruby/2.2.0/tsort.rb:203:in `tsort_each'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/initializable.rb:54:in `run_initializers'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/application.rb:352:in `initialize!'
        from /opt/railsapps/svn/escrow-admin/config/environment.rb:5:in `<top (required)>'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/application.rb:328:in `require'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/application.rb:328:in `require_environment!'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/commands/commands_tasks.rb:142:in `require_application_and_environment!'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/commands/commands_tasks.rb:67:in `console'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/commands/commands_tasks.rb:39:in `run_command!'
        from /usr/local/rvm/gems/ruby-2.2.0/gems/railties-4.2.1/lib/rails/commands.rb:17:in `<top (required)>'
        from bin/rails:4:in `require'
        from bin/rails:4:in `<main>'