code: function(target) {
          var splitted = target.split(PATH.sep),
              lastLevelIndex = _.findLastIndex(splitted, this._isLevel.bind(this));
  
          if(lastLevelIndex === -1) {
              return;
          }
  
          var lastLevel = _.take(splitted, ++lastLevelIndex).join(PATH.sep);
          return !this.isExcludedPath(lastLevel) && lastLevel;
      }
docs: @param {String} target
  @returns {String|undefined}
  @private
  
  @example
  /some.blocks/block –> /some.blocks
  /some.blocks/block/block.examples/blocks/example –> /some.blocks/block/block.examples/blocks