Function groupScan

test/angular/1.6/angular.js:9503–9525

* Given a node with a directive-start it collects all of the siblings until it finds * directive-end. * @param node * @param attrStart * @param attrEnd * @returns {*}

(node, attrStart, attrEnd)

     * @returns {*}
     */
    function groupScan(node, attrStart, attrEnd) {
      var nodes = [];
      var depth = 0;
      if (attrStart && node.hasAttribute && node.hasAttribute(attrStart)) {
        do {
          if (!node) {
            throw $compileMinErr('uterdir',
                      'Unterminated attribute, found \'{0}\' but no matching \'{1}\' found.',
                      attrStart, attrEnd);
          }
          if (node.nodeType === NODE_TYPE_ELEMENT) {
            if (node.hasAttribute(attrStart)) depth++;
            if (node.hasAttribute(attrEnd)) depth--;
          }
          nodes.push(node);
          node = node.nextSibling;
        } while (depth > 0);
      } else {
        nodes.push(node);
      }

      return jqLite(nodes);
    }

    /**
     * Wrapper for linking function which converts normal linking function into a grouped