Function getTextContentAccessor

code/communication/public/app.js:2798–2805

* Gets the key used to access text content on a DOM node. * * @return {?string} Key used to access text content. * @internal

()

 * @internal
 */
function getTextContentAccessor() {
  if (!contentKey && ExecutionEnvironment.canUseDOM) {
    // Prefer textContent to innerText because many browsers support both but
    // SVG <text> elements don't support innerText even when <div> does.
    contentKey = 'textContent' in document.documentElement ? 'textContent' : 'innerText';
  }
  return contentKey;
}

/**
 * This helper object stores information about text content of a target node,