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Query Shadow DOM Element

This file exposes multiple functions that can be used to query elements within the ShadowDOM.

  shadowQuerySelectorAll
  // Returns Nodes matching with match selector.
Parameter Type Description
node DOM Element Required. Root node to query for particular elements.
matchSelector string Required. Criteria to select the elements in the dom starting with node as root element. 
  findShadowRoots
  // Returns a list of all the shadow roots found in the given root element and its descendants.
Parameter Type Description
node DOM Element Required. The root node from which to start searching for shadow roots. 
  filterShadowHosts
  // Returns NodeFilter.
Parameter Type Description
node DOM Element Required. Document node. 
  findElementsInShadowDomByMatchSector
  // returns a NodeList of all elements within the shadow DOM of the shadowElement parameter that match the matchSelector parameter.
Parameter Type Description
node DOM Element Required. A DOM node that has a shadow root.
matchSelector string Required. Criteria to select the elements in the dom starting with node as root element.

Usage

const { shadowQuerySelectorAll } = require('bv-ui-core/lib/queryShadowDomElement');

const nodeList = shadowQuerySelectorAll(document, '[data-bv-show='reviews']')

// ['div', 'div']