anchor.diff:        var html = jade.render('string of jade', options);
         // => '<string>of jade</string>'
   
  -  h3 jade.renderFile(filename, options)
  +  h3 jade.renderFile(filename[, options])
   
     dl.parameter-list
       dt filename
  
positive.code:       var html = fn(locals);
        // => '<string>of jade</string>'
  
    h3 jade.compileFile(path, options)
  
    p Compile some jade source from a file to a function which can be rendered multiple times with different locals.
  
  
negative.code:         </body>
        </html>
  
    h3 jade.render(source[, options])
  
    dl.parameter-list
      dt source
  