code: function isRepeating(node) {
      while (node.parent) {
          if (node.repeat && node.repeat.value && node.repeat.value > 1) {
              return true;
          }
  
          node = node.parent;
      }
  
      return false;
  }
docs: Check if given node is in repeating context, e.g. node itself or one of its
  parent is repeated
  @param  {Node}  node
  @return {Boolean}