/******/ (() => { // webpackBootstrap

/******/ 	"use strict";

/******/ 	// The require scope

/******/ 	var __webpack_require__ = {};

/******/ 	

/************************************************************************/

/******/ 	/* webpack/runtime/compat get default export */

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var __webpack_exports__ = {};

// ESM COMPAT FLAG

__webpack_require__.r(__webpack_exports__);

// EXPORTS

__webpack_require__.d(__webpack_exports__, {

  setup: () => (/* binding */ setup),

});

const external_wp_domReady_namespaceObject = window["wp"]["domReady"];

var external_wp_domReady_default = /*#__PURE__*/__webpack_require__.n(external_wp_domReady_namespaceObject);

const external_wp_i18n_namespaceObject = window["wp"]["i18n"];

/**

 * WordPress dependencies

 */

/**

 * Build the explanatory text to be placed before the aria live regions.

 *

 * This text is initially hidden from assistive technologies by using a `hidden`

 * HTML attribute which is then removed once a message fills the aria-live regions.

 *

 * @return {HTMLParagraphElement} The explanatory text HTML element.

 */

function addIntroText() {

  const introText = document.createElement('p');

  introText.id = 'a11y-speak-intro-text';

  introText.className = 'a11y-speak-intro-text';

  introText.textContent = (0,external_wp_i18n_namespaceObject.__)('Notifications');

  introText.setAttribute('style', 'position: absolute;' + 'margin: -1px;' + 'padding: 0;' + 'height: 1px;' + 'width: 1px;' + 'overflow: hidden;' + 'clip: rect(1px, 1px, 1px, 1px);' + '-webkit-clip-path: inset(50%);' + 'clip-path: inset(50%);' + 'border: 0;' + 'word-wrap: normal !important;');

  introText.setAttribute('hidden', 'hidden');

  const {

    body

  } = document;

  if (body) {

    body.appendChild(introText);

  }

  return introText;

}

/**

 * Clears the a11y-speak-region elements and hides the explanatory text.

 */

function clear() {

  const regions = document.getElementsByClassName('a11y-speak-region');

  const introText = document.getElementById('a11y-speak-intro-text');

  for (let i = 0; i < regions.length; i++) {

    regions[i].textContent = '';

  }

  // Make sure the explanatory text is hidden from assistive technologies.

  if (introText) {

    introText.setAttribute('hidden', 'hidden');

  }

}

let previousMessage = '';

/**

 * Filter the message to be announced to the screenreader.

 *

 * @param {string} message The message to be announced.

 *

 * @return {string} The filtered message.

 */

function filterMessage(message) {

  /*

   * Strip HTML tags (if any) from the message string. Ideally, messages should

   * be simple strings, carefully crafted for specific use with A11ySpeak.

   * When re-using already existing strings this will ensure simple HTML to be

   * stripped out and replaced with a space. Browsers will collapse multiple

   * spaces natively.

   */

  message = message.replace(/<[^<>]+>/g, ' ');

  /*

   * Safari + VoiceOver don't announce repeated, identical strings. We use

   * a `no-break space` to force them to think identical strings are different.

   */

  if (previousMessage === message) {

    message += '\u00A0';

  }

  previousMessage = message;

  return message;

}

/**

 * Internal dependencies

 */

/**

 * Allows you to easily announce dynamic interface updates to screen readers using ARIA live regions.

 * This module is inspired by the `speak` function in `wp-a11y.js`.

 *

 *

 * @example

 * ```js

 * import { speak } from '@wordpress/a11y';

 *

 * // For polite messages that shouldn't interrupt what screen readers are currently announcing.

 * speak( 'The message you want to send to the ARIA live region' );

 *

 * // For assertive messages that should interrupt what screen readers are currently announcing.

 * speak( 'The message you want to send to the ARIA live region', 'assertive' );

 * ```

 */

function speak(message, ariaLive) {

  /*

   * Clear previous messages to allow repeated strings being read out and hide

   * the explanatory text from assistive technologies.

   */

  clear();

  message = filterMessage(message);

  const introText = document.getElementById('a11y-speak-intro-text');

  const containerAssertive = document.getElementById('a11y-speak-assertive');

  const containerPolite = document.getElementById('a11y-speak-polite');

  if (containerAssertive && ariaLive === 'assertive') {

    containerAssertive.textContent = message;

  } else if (containerPolite) {

    containerPolite.textContent = message;

  }

  /*

   * Make the explanatory text available to assistive technologies by removing

   * the 'hidden' HTML attribute.

   */

  if (introText) {

    introText.removeAttribute('hidden');

  }

}

(window.wp = window.wp || {}).a11y = __webpack_exports__;

/******/ })()

;