span class='period'>.</span><span class='id identifier rubyid_directory?'>directory?</span><span class='lparen'>(</span><span class='id identifier rubyid_filepath'>filepath</span><span class='rparen'>)</span>
      <span class='id identifier rubyid_calc'>calc</span><span class='lparen'>(</span><span class='id identifier rubyid_filepath'>filepath</span><span class='comma'>,</span> <span class='id identifier rubyid_files_hash'>files_hash</span><span class='rparen'>)</span>
    <span class='kw'>else</span>
   