code: function list(val) {
    const valArray = val.replace(/\[|\]|'|'/g, '').split(',');
    valArray.map(Function.prototype.call, String.prototype.trim);
    for (let i = 0; i < valArray.length; i++) {
      valArray[i] = valArray[i].trim();
    }
    return valArray;
  }
docs: Private: formats plugin list options
  
  * `val` {string} could be a string representing a single plugin or an array of plugins
  
  ## Example
  
  String could be a simple plugin
  
  somePlugin
  
  Or a collection of plugin strings
  
  [somePlugin,anotherPlugin]
  
  Returns an {Array} of pluginSlugs