# File lib/guard/commands/change.rb, line 20
        def process(*entries)
          scopes, rest = ::Guard::Interactor.convert_scope(entries)

          if rest.length != 0
            ::Guard.within_preserved_state do
              ::Guard.runner.run_on_changes(rest, [], [])
            end
          else
            output.puts 'Please specify a file.'
          end
        end