docs: function keygenPartial(options, file) {
  	const resolvedFilePath = fs.realpathSync(file.path);
  	const resolvedFileBase = fs.realpathSync(file.base);
  
  	const fullPath = resolvedFilePath.replace(PATH_SEPARATORS, PATH_SEPARATOR);
  	const basePath =
  		resolvedFileBase.replace(PATH_SEPARATORS, PATH_SEPARATOR) +
  		PATH_SEPARATOR;
  	const shortPath = fullPath.replace(
  		new RegExp('^' + escapeRx(basePath), 'i'),
  		''
  	);
  	const extension = path.extname(shortPath);
  
  	return shortPath
  		.substr(0, shortPath.length - extension.length)
  		.replace(WHITESPACE_CHARACTERS, WORD_SEPARATOR);
  }