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Edit File: a11y.js

// package-external:@wordpress/dom-ready
  var require_dom_ready = __commonJS({
    "package-external:@wordpress/dom-ready"(exports, module) {
      module.exports = window.wp.domReady;
    }
  });

// package-external:@wordpress/i18n
  var require_i18n = __commonJS({
    "package-external:@wordpress/i18n"(exports, module) {
      module.exports = window.wp.i18n;
    }
  });

// packages/a11y/build-module/index.mjs
  var index_exports = {};
  __export(index_exports, {
    setup: () => setup,
    speak: () => speak
  });
  var import_dom_ready = __toESM(require_dom_ready(), 1);

// packages/a11y/build-module/script/add-container.mjs
  function addContainer(ariaLive = "polite") {
    const container = document.createElement("div");
    container.id = `a11y-speak-${ariaLive}`;
    container.className = "a11y-speak-region";
    container.setAttribute(
      "style",
      "position:absolute;margin:-1px;padding:0;height:1px;width:1px;overflow:hidden;clip-path:inset(50%);border:0;word-wrap:normal !important;word-break:normal !important;"
    );
    container.setAttribute("aria-live", ariaLive);
    container.setAttribute("aria-relevant", "additions text");
    container.setAttribute("aria-atomic", "true");
    const { body } = document;
    if (body) {
      body.appendChild(container);
    }
    return container;
  }

// packages/a11y/build-module/script/add-intro-text.mjs
  var import_i18n = __toESM(require_i18n(), 1);
  function addIntroText() {
    const introText = document.createElement("p");
    introText.id = "a11y-speak-intro-text";
    introText.className = "a11y-speak-intro-text";
    introText.textContent = (0, import_i18n.__)("Notifications");
    introText.setAttribute(
      "style",
      "position:absolute;margin:-1px;padding:0;height:1px;width:1px;overflow:hidden;clip-path:inset(50%);border:0;word-wrap:normal !important;word-break:normal !important;"
    );
    introText.setAttribute("hidden", "");
    const { body } = document;
    if (body) {
      body.appendChild(introText);
    }
    return introText;
  }

// packages/a11y/build-module/shared/clear.mjs
  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 = "";
    }
    if (introText) {
      introText.setAttribute("hidden", "hidden");
    }
  }

// packages/a11y/build-module/shared/filter-message.mjs
  var previousMessage = "";
  function filterMessage(message) {
    message = message.replace(/<[^<>]+>/g, " ");
    if (previousMessage === message) {
      message += "\xA0";
    }
    previousMessage = message;
    return message;
  }

// packages/a11y/build-module/shared/index.mjs
  function speak(message, ariaLive) {
    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;
    }
    if (introText) {
      introText.removeAttribute("hidden");
    }
  }

// packages/a11y/build-module/index.mjs
  function setup() {
    const introText = document.getElementById("a11y-speak-intro-text");
    const containerAssertive = document.getElementById(
      "a11y-speak-assertive"
    );
    const containerPolite = document.getElementById("a11y-speak-polite");
    if (introText === null) {
      addIntroText();
    }
    if (containerAssertive === null) {
      addContainer("assertive");
    }
    if (containerPolite === null) {
      addContainer("polite");
    }
  }
  (0, import_dom_ready.default)(setup);
  return __toCommonJS(index_exports);
})();
(window.wp ||= {}).a11y = wp.a11y;
})();