Function FallbackCompositionState

docs/lib/react.js:3172–3176

* This helper class stores information about text content of a target node, * allowing comparison of content before and after a given event. * * Identify the node where selection currently begins, then observe * both its text content and its current position in the DOM. Since the * browser may

(root)

 * @param {DOMEventTarget} root
 */
function FallbackCompositionState(root) {
  this._root = root;
  this._startText = this.getText();
  this._fallbackText = null;
}

_assign(FallbackCompositionState.prototype, {
  destructor: function () {