code: function getFoldersToCheck(src) {
  		var folders = [];
  		src.forEach(function (entry) {
  			if (entry.charAt(0) === '!') {
  				folders.push(path.join('!' + mainFolder, entry.substring(1, entry.length)));
  			} else {
  				if (entry.charAt(0) === '/') {
  					folders.push(entry);
  				} else {
  					folders.push(path.join(mainFolder, entry));
  				}
  			}
  		});
  
  		return folders;
  	}
docs: Return all the folders that the plugin have to check. Because the plugin is inside the node_modules
  folder, we prepended to all the path the absolute path of the main context of execution.
  
  @param {object} src - Path of the files you want to be checked by the plugin.
  
  @returns {string[]} Path of the files you want to be checked by the plugin with the absolute path of the context prepended.