bentopdf/docs/.vitepress/cache/deps/vitepress___@vueuse_integrations_useFocusTrap.js

import {
  notNullish,
  toArray,
  tryOnScopeDispose,
  unrefElement,
} from './chunk-BRNHR3LR.js';
import { computed, shallowRef, toValue, watch } from './chunk-H6MPEGKE.js';

// node_modules/tabbable/dist/index.esm.js
var candidateSelectors = [
  'input:not([inert]):not([inert] *)',
  'select:not([inert]):not([inert] *)',
  'textarea:not([inert]):not([inert] *)',
  'a[href]:not([inert]):not([inert] *)',
  'button:not([inert]):not([inert] *)',
  '[tabindex]:not(slot):not([inert]):not([inert] *)',
  'audio[controls]:not([inert]):not([inert] *)',
  'video[controls]:not([inert]):not([inert] *)',
  '[contenteditable]:not([contenteditable="false"]):not([inert]):not([inert] *)',
  'details>summary:first-of-type:not([inert]):not([inert] *)',
  'details:not([inert]):not([inert] *)',
];
var candidateSelector = candidateSelectors.join(',');
var NoElement = typeof Element === 'undefined';
var matches = NoElement
  ? function () {}
  : Element.prototype.matches ||
    Element.prototype.msMatchesSelector ||
    Element.prototype.webkitMatchesSelector;
var getRootNode =
  !NoElement && Element.prototype.getRootNode
    ? function (element) {
        var _element$getRootNode;
        return element === null || element === void 0
          ? void 0
          : (_element$getRootNode = element.getRootNode) === null ||
              _element$getRootNode === void 0
            ? void 0
            : _element$getRootNode.call(element);
      }
    : function (element) {
        return element === null || element === void 0
          ? void 0
          : element.ownerDocument;
      };
var _isInert = function isInert(node, lookUp) {
  var _node$getAttribute;
  if (lookUp === void 0) {
    lookUp = true;
  }
  var inertAtt =
    node === null || node === void 0
      ? void 0
      : (_node$getAttribute = node.getAttribute) === null ||
          _node$getAttribute === void 0
        ? void 0
        : _node$getAttribute.call(node, 'inert');
  var inert = inertAtt === '' || inertAtt === 'true';
  var result =
    inert ||
    (lookUp &&
      node && // closest does not exist on shadow roots, so we fall back to a manual
      // lookup upward, in case it is not defined.
      (typeof node.closest === 'function'
        ? node.closest('[inert]')
        : _isInert(node.parentNode)));
  return result;
};
var isContentEditable = function isContentEditable2(node) {
  var _node$getAttribute2;
  var attValue =
    node === null || node === void 0
      ? void 0
      : (_node$getAttribute2 = node.getAttribute) === null ||
          _node$getAttribute2 === void 0
        ? void 0
        : _node$getAttribute2.call(node, 'contenteditable');
  return attValue === '' || attValue === 'true';
};
var getCandidates = function getCandidates2(el, includeContainer, filter) {
  if (_isInert(el)) {
    return [];
  }
  var candidates = Array.prototype.slice.apply(
    el.querySelectorAll(candidateSelector)
  );
  if (includeContainer && matches.call(el, candidateSelector)) {
    candidates.unshift(el);
  }
  candidates = candidates.filter(filter);
  return candidates;
};
var _getCandidatesIteratively = function getCandidatesIteratively(
  elements,
  includeContainer,
  options
) {
  var candidates = [];
  var elementsToCheck = Array.from(elements);
  while (elementsToCheck.length) {
    var element = elementsToCheck.shift();
    if (_isInert(element, false)) {
      continue;
    }
    if (element.tagName === 'SLOT') {
      var assigned = element.assignedElements();
      var content = assigned.length ? assigned : element.children;
      var nestedCandidates = _getCandidatesIteratively(content, true, options);
      if (options.flatten) {
        candidates.push.apply(candidates, nestedCandidates);
      } else {
        candidates.push({
          scopeParent: element,
          candidates: nestedCandidates,
        });
      }
    } else {
      var validCandidate = matches.call(element, candidateSelector);
      if (
        validCandidate &&
        options.filter(element) &&
        (includeContainer || !elements.includes(element))
      ) {
        candidates.push(element);
      }
      var shadowRoot =
        element.shadowRoot || // check for an undisclosed shadow
        (typeof options.getShadowRoot === 'function' &&
          options.getShadowRoot(element));
      var validShadowRoot =
        !_isInert(shadowRoot, false) &&
        (!options.shadowRootFilter || options.shadowRootFilter(element));
      if (shadowRoot && validShadowRoot) {
        var _nestedCandidates = _getCandidatesIteratively(
          shadowRoot === true ? element.children : shadowRoot.children,
          true,
          options
        );
        if (options.flatten) {
          candidates.push.apply(candidates, _nestedCandidates);
        } else {
          candidates.push({
            scopeParent: element,
            candidates: _nestedCandidates,
          });
        }
      } else {
        elementsToCheck.unshift.apply(elementsToCheck, element.children);
      }
    }
  }
  return candidates;
};
var hasTabIndex = function hasTabIndex2(node) {
  return !isNaN(parseInt(node.getAttribute('tabindex'), 10));
};
var getTabIndex = function getTabIndex2(node) {
  if (!node) {
    throw new Error('No node provided');
  }
  if (node.tabIndex < 0) {
    if (
      (/^(AUDIO|VIDEO|DETAILS)$/.test(node.tagName) ||
        isContentEditable(node)) &&
      !hasTabIndex(node)
    ) {
      return 0;
    }
  }
  return node.tabIndex;
};
var getSortOrderTabIndex = function getSortOrderTabIndex2(node, isScope) {
  var tabIndex = getTabIndex(node);
  if (tabIndex < 0 && isScope && !hasTabIndex(node)) {
    return 0;
  }
  return tabIndex;
};
var sortOrderedTabbables = function sortOrderedTabbables2(a, b) {
  return a.tabIndex === b.tabIndex
    ? a.documentOrder - b.documentOrder
    : a.tabIndex - b.tabIndex;
};
var isInput = function isInput2(node) {
  return node.tagName === 'INPUT';
};
var isHiddenInput = function isHiddenInput2(node) {
  return isInput(node) && node.type === 'hidden';
};
var isDetailsWithSummary = function isDetailsWithSummary2(node) {
  var r =
    node.tagName === 'DETAILS' &&
    Array.prototype.slice.apply(node.children).some(function (child) {
      return child.tagName === 'SUMMARY';
    });
  return r;
};
var getCheckedRadio = function getCheckedRadio2(nodes, form) {
  for (var i = 0; i < nodes.length; i++) {
    if (nodes[i].checked && nodes[i].form === form) {
      return nodes[i];
    }
  }
};
var isTabbableRadio = function isTabbableRadio2(node) {
  if (!node.name) {
    return true;
  }
  var radioScope = node.form || getRootNode(node);
  var queryRadios = function queryRadios2(name) {
    return radioScope.querySelectorAll(
      'input[type="radio"][name="' + name + '"]'
    );
  };
  var radioSet;
  if (
    typeof window !== 'undefined' &&
    typeof window.CSS !== 'undefined' &&
    typeof window.CSS.escape === 'function'
  ) {
    radioSet = queryRadios(window.CSS.escape(node.name));
  } else {
    try {
      radioSet = queryRadios(node.name);
    } catch (err) {
      console.error(
        'Looks like you have a radio button with a name attribute containing invalid CSS selector characters and need the CSS.escape polyfill: %s',
        err.message
      );
      return false;
    }
  }
  var checked = getCheckedRadio(radioSet, node.form);
  return !checked || checked === node;
};
var isRadio = function isRadio2(node) {
  return isInput(node) && node.type === 'radio';
};
var isNonTabbableRadio = function isNonTabbableRadio2(node) {
  return isRadio(node) && !isTabbableRadio(node);
};
var isNodeAttached = function isNodeAttached2(node) {
  var _nodeRoot;
  var nodeRoot = node && getRootNode(node);
  var nodeRootHost =
    (_nodeRoot = nodeRoot) === null || _nodeRoot === void 0
      ? void 0
      : _nodeRoot.host;
  var attached = false;
  if (nodeRoot && nodeRoot !== node) {
    var _nodeRootHost, _nodeRootHost$ownerDo, _node$ownerDocument;
    attached = !!(
      ((_nodeRootHost = nodeRootHost) !== null &&
        _nodeRootHost !== void 0 &&
        (_nodeRootHost$ownerDo = _nodeRootHost.ownerDocument) !== null &&
        _nodeRootHost$ownerDo !== void 0 &&
        _nodeRootHost$ownerDo.contains(nodeRootHost)) ||
      (node !== null &&
        node !== void 0 &&
        (_node$ownerDocument = node.ownerDocument) !== null &&
        _node$ownerDocument !== void 0 &&
        _node$ownerDocument.contains(node))
    );
    while (!attached && nodeRootHost) {
      var _nodeRoot2, _nodeRootHost2, _nodeRootHost2$ownerD;
      nodeRoot = getRootNode(nodeRootHost);
      nodeRootHost =
        (_nodeRoot2 = nodeRoot) === null || _nodeRoot2 === void 0
          ? void 0
          : _nodeRoot2.host;
      attached = !!(
        (_nodeRootHost2 = nodeRootHost) !== null &&
        _nodeRootHost2 !== void 0 &&
        (_nodeRootHost2$ownerD = _nodeRootHost2.ownerDocument) !== null &&
        _nodeRootHost2$ownerD !== void 0 &&
        _nodeRootHost2$ownerD.contains(nodeRootHost)
      );
    }
  }
  return attached;
};
var isZeroArea = function isZeroArea2(node) {
  var _node$getBoundingClie = node.getBoundingClientRect(),
    width = _node$getBoundingClie.width,
    height = _node$getBoundingClie.height;
  return width === 0 && height === 0;
};
var isHidden = function isHidden2(node, _ref) {
  var displayCheck = _ref.displayCheck,
    getShadowRoot = _ref.getShadowRoot;
  if (displayCheck === 'full-native') {
    if ('checkVisibility' in node) {
      var visible = node.checkVisibility({
        // Checking opacity might be desirable for some use cases, but natively,
        // opacity zero elements _are_ focusable and tabbable.
        checkOpacity: false,
        opacityProperty: false,
        contentVisibilityAuto: true,
        visibilityProperty: true,
        // This is an alias for `visibilityProperty`. Contemporary browsers
        // support both. However, this alias has wider browser support (Chrome
        // >= 105 and Firefox >= 106, vs. Chrome >= 121 and Firefox >= 122), so
        // we include it anyway.
        checkVisibilityCSS: true,
      });
      return !visible;
    }
  }
  if (getComputedStyle(node).visibility === 'hidden') {
    return true;
  }
  var isDirectSummary = matches.call(node, 'details>summary:first-of-type');
  var nodeUnderDetails = isDirectSummary ? node.parentElement : node;
  if (matches.call(nodeUnderDetails, 'details:not([open]) *')) {
    return true;
  }
  if (
    !displayCheck ||
    displayCheck === 'full' || // full-native can run this branch when it falls through in case
    // Element#checkVisibility is unsupported
    displayCheck === 'full-native' ||
    displayCheck === 'legacy-full'
  ) {
    if (typeof getShadowRoot === 'function') {
      var originalNode = node;
      while (node) {
        var parentElement = node.parentElement;
        var rootNode = getRootNode(node);
        if (
          parentElement &&
          !parentElement.shadowRoot &&
          getShadowRoot(parentElement) === true
        ) {
          return isZeroArea(node);
        } else if (node.assignedSlot) {
          node = node.assignedSlot;
        } else if (!parentElement && rootNode !== node.ownerDocument) {
          node = rootNode.host;
        } else {
          node = parentElement;
        }
      }
      node = originalNode;
    }
    if (isNodeAttached(node)) {
      return !node.getClientRects().length;
    }
    if (displayCheck !== 'legacy-full') {
      return true;
    }
  } else if (displayCheck === 'non-zero-area') {
    return isZeroArea(node);
  }
  return false;
};
var isDisabledFromFieldset = function isDisabledFromFieldset2(node) {
  if (/^(INPUT|BUTTON|SELECT|TEXTAREA)$/.test(node.tagName)) {
    var parentNode = node.parentElement;
    while (parentNode) {
      if (parentNode.tagName === 'FIELDSET' && parentNode.disabled) {
        for (var i = 0; i < parentNode.children.length; i++) {
          var child = parentNode.children.item(i);
          if (child.tagName === 'LEGEND') {
            return matches.call(parentNode, 'fieldset[disabled] *')
              ? true
              : !child.contains(node);
          }
        }
        return true;
      }
      parentNode = parentNode.parentElement;
    }
  }
  return false;
};
var isNodeMatchingSelectorFocusable = function isNodeMatchingSelectorFocusable2(
  options,
  node
) {
  if (
    node.disabled ||
    isHiddenInput(node) ||
    isHidden(node, options) || // For a details element with a summary, the summary element gets the focus
    isDetailsWithSummary(node) ||
    isDisabledFromFieldset(node)
  ) {
    return false;
  }
  return true;
};
var isNodeMatchingSelectorTabbable = function isNodeMatchingSelectorTabbable2(
  options,
  node
) {
  if (
    isNonTabbableRadio(node) ||
    getTabIndex(node) < 0 ||
    !isNodeMatchingSelectorFocusable(options, node)
  ) {
    return false;
  }
  return true;
};
var isShadowRootTabbable = function isShadowRootTabbable2(shadowHostNode) {
  var tabIndex = parseInt(shadowHostNode.getAttribute('tabindex'), 10);
  if (isNaN(tabIndex) || tabIndex >= 0) {
    return true;
  }
  return false;
};
var _sortByOrder = function sortByOrder(candidates) {
  var regularTabbables = [];
  var orderedTabbables = [];
  candidates.forEach(function (item, i) {
    var isScope = !!item.scopeParent;
    var element = isScope ? item.scopeParent : item;
    var candidateTabindex = getSortOrderTabIndex(element, isScope);
    var elements = isScope ? _sortByOrder(item.candidates) : element;
    if (candidateTabindex === 0) {
      isScope
        ? regularTabbables.push.apply(regularTabbables, elements)
        : regularTabbables.push(element);
    } else {
      orderedTabbables.push({
        documentOrder: i,
        tabIndex: candidateTabindex,
        item,
        isScope,
        content: elements,
      });
    }
  });
  return orderedTabbables
    .sort(sortOrderedTabbables)
    .reduce(function (acc, sortable) {
      sortable.isScope
        ? acc.push.apply(acc, sortable.content)
        : acc.push(sortable.content);
      return acc;
    }, [])
    .concat(regularTabbables);
};
var tabbable = function tabbable2(container, options) {
  options = options || {};
  var candidates;
  if (options.getShadowRoot) {
    candidates = _getCandidatesIteratively(
      [container],
      options.includeContainer,
      {
        filter: isNodeMatchingSelectorTabbable.bind(null, options),
        flatten: false,
        getShadowRoot: options.getShadowRoot,
        shadowRootFilter: isShadowRootTabbable,
      }
    );
  } else {
    candidates = getCandidates(
      container,
      options.includeContainer,
      isNodeMatchingSelectorTabbable.bind(null, options)
    );
  }
  return _sortByOrder(candidates);
};
var focusable = function focusable2(container, options) {
  options = options || {};
  var candidates;
  if (options.getShadowRoot) {
    candidates = _getCandidatesIteratively(
      [container],
      options.includeContainer,
      {
        filter: isNodeMatchingSelectorFocusable.bind(null, options),
        flatten: true,
        getShadowRoot: options.getShadowRoot,
      }
    );
  } else {
    candidates = getCandidates(
      container,
      options.includeContainer,
      isNodeMatchingSelectorFocusable.bind(null, options)
    );
  }
  return candidates;
};
var isTabbable = function isTabbable2(node, options) {
  options = options || {};
  if (!node) {
    throw new Error('No node provided');
  }
  if (matches.call(node, candidateSelector) === false) {
    return false;
  }
  return isNodeMatchingSelectorTabbable(options, node);
};
var focusableCandidateSelector = candidateSelectors
  .concat('iframe:not([inert]):not([inert] *)')
  .join(',');
var isFocusable = function isFocusable2(node, options) {
  options = options || {};
  if (!node) {
    throw new Error('No node provided');
  }
  if (matches.call(node, focusableCandidateSelector) === false) {
    return false;
  }
  return isNodeMatchingSelectorFocusable(options, node);
};

// node_modules/focus-trap/dist/focus-trap.esm.js
function _arrayLikeToArray(r, a) {
  (null == a || a > r.length) && (a = r.length);
  for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e];
  return n;
}
function _arrayWithoutHoles(r) {
  if (Array.isArray(r)) return _arrayLikeToArray(r);
}
function _createForOfIteratorHelper(r, e) {
  var t =
    ('undefined' != typeof Symbol && r[Symbol.iterator]) || r['@@iterator'];
  if (!t) {
    if (Array.isArray(r) || (t = _unsupportedIterableToArray(r)) || e) {
      t && (r = t);
      var n = 0,
        F = function () {};
      return {
        s: F,
        n: function () {
          return n >= r.length
            ? {
                done: true,
              }
            : {
                done: false,
                value: r[n++],
              };
        },
        e: function (r2) {
          throw r2;
        },
        f: F,
      };
    }
    throw new TypeError(
      'Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.'
    );
  }
  var o,
    a = true,
    u = false;
  return {
    s: function () {
      t = t.call(r);
    },
    n: function () {
      var r2 = t.next();
      return ((a = r2.done), r2);
    },
    e: function (r2) {
      ((u = true), (o = r2));
    },
    f: function () {
      try {
        a || null == t.return || t.return();
      } finally {
        if (u) throw o;
      }
    },
  };
}
function _defineProperty(e, r, t) {
  return (
    (r = _toPropertyKey(r)) in e
      ? Object.defineProperty(e, r, {
          value: t,
          enumerable: true,
          configurable: true,
          writable: true,
        })
      : (e[r] = t),
    e
  );
}
function _iterableToArray(r) {
  if (
    ('undefined' != typeof Symbol && null != r[Symbol.iterator]) ||
    null != r['@@iterator']
  )
    return Array.from(r);
}
function _nonIterableSpread() {
  throw new TypeError(
    'Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.'
  );
}
function ownKeys(e, r) {
  var t = Object.keys(e);
  if (Object.getOwnPropertySymbols) {
    var o = Object.getOwnPropertySymbols(e);
    (r &&
      (o = o.filter(function (r2) {
        return Object.getOwnPropertyDescriptor(e, r2).enumerable;
      })),
      t.push.apply(t, o));
  }
  return t;
}
function _objectSpread2(e) {
  for (var r = 1; r < arguments.length; r++) {
    var t = null != arguments[r] ? arguments[r] : {};
    r % 2
      ? ownKeys(Object(t), true).forEach(function (r2) {
          _defineProperty(e, r2, t[r2]);
        })
      : Object.getOwnPropertyDescriptors
        ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t))
        : ownKeys(Object(t)).forEach(function (r2) {
            Object.defineProperty(
              e,
              r2,
              Object.getOwnPropertyDescriptor(t, r2)
            );
          });
  }
  return e;
}
function _toConsumableArray(r) {
  return (
    _arrayWithoutHoles(r) ||
    _iterableToArray(r) ||
    _unsupportedIterableToArray(r) ||
    _nonIterableSpread()
  );
}
function _toPrimitive(t, r) {
  if ('object' != typeof t || !t) return t;
  var e = t[Symbol.toPrimitive];
  if (void 0 !== e) {
    var i = e.call(t, r);
    if ('object' != typeof i) return i;
    throw new TypeError('@@toPrimitive must return a primitive value.');
  }
  return ('string' === r ? String : Number)(t);
}
function _toPropertyKey(t) {
  var i = _toPrimitive(t, 'string');
  return 'symbol' == typeof i ? i : i + '';
}
function _unsupportedIterableToArray(r, a) {
  if (r) {
    if ('string' == typeof r) return _arrayLikeToArray(r, a);
    var t = {}.toString.call(r).slice(8, -1);
    return (
      'Object' === t && r.constructor && (t = r.constructor.name),
      'Map' === t || 'Set' === t
        ? Array.from(r)
        : 'Arguments' === t ||
            /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t)
          ? _arrayLikeToArray(r, a)
          : void 0
    );
  }
}
var activeFocusTraps = {
  // Returns the trap from the top of the stack.
  getActiveTrap: function getActiveTrap(trapStack) {
    if (
      (trapStack === null || trapStack === void 0 ? void 0 : trapStack.length) >
      0
    ) {
      return trapStack[trapStack.length - 1];
    }
    return null;
  },
  // Pauses the currently active trap, then adds a new trap to the stack.
  activateTrap: function activateTrap(trapStack, trap) {
    var activeTrap = activeFocusTraps.getActiveTrap(trapStack);
    if (trap !== activeTrap) {
      activeFocusTraps.pauseTrap(trapStack);
    }
    var trapIndex = trapStack.indexOf(trap);
    if (trapIndex === -1) {
      trapStack.push(trap);
    } else {
      trapStack.splice(trapIndex, 1);
      trapStack.push(trap);
    }
  },
  // Removes the trap from the top of the stack, then unpauses the next trap down.
  deactivateTrap: function deactivateTrap(trapStack, trap) {
    var trapIndex = trapStack.indexOf(trap);
    if (trapIndex !== -1) {
      trapStack.splice(trapIndex, 1);
    }
    activeFocusTraps.unpauseTrap(trapStack);
  },
  // Pauses the trap at the top of the stack.
  pauseTrap: function pauseTrap(trapStack) {
    var activeTrap = activeFocusTraps.getActiveTrap(trapStack);
    activeTrap === null ||
      activeTrap === void 0 ||
      activeTrap._setPausedState(true);
  },
  // Unpauses the trap at the top of the stack.
  unpauseTrap: function unpauseTrap(trapStack) {
    var activeTrap = activeFocusTraps.getActiveTrap(trapStack);
    if (activeTrap && !activeTrap._isManuallyPaused()) {
      activeTrap._setPausedState(false);
    }
  },
};
var isSelectableInput = function isSelectableInput2(node) {
  return (
    node.tagName &&
    node.tagName.toLowerCase() === 'input' &&
    typeof node.select === 'function'
  );
};
var isEscapeEvent = function isEscapeEvent2(e) {
  return (
    (e === null || e === void 0 ? void 0 : e.key) === 'Escape' ||
    (e === null || e === void 0 ? void 0 : e.key) === 'Esc' ||
    (e === null || e === void 0 ? void 0 : e.keyCode) === 27
  );
};
var isTabEvent = function isTabEvent2(e) {
  return (
    (e === null || e === void 0 ? void 0 : e.key) === 'Tab' ||
    (e === null || e === void 0 ? void 0 : e.keyCode) === 9
  );
};
var isKeyForward = function isKeyForward2(e) {
  return isTabEvent(e) && !e.shiftKey;
};
var isKeyBackward = function isKeyBackward2(e) {
  return isTabEvent(e) && e.shiftKey;
};
var delay = function delay2(fn) {
  return setTimeout(fn, 0);
};
var valueOrHandler = function valueOrHandler2(value) {
  for (
    var _len = arguments.length,
      params = new Array(_len > 1 ? _len - 1 : 0),
      _key = 1;
    _key < _len;
    _key++
  ) {
    params[_key - 1] = arguments[_key];
  }
  return typeof value === 'function' ? value.apply(void 0, params) : value;
};
var getActualTarget = function getActualTarget2(event) {
  return event.target.shadowRoot && typeof event.composedPath === 'function'
    ? event.composedPath()[0]
    : event.target;
};
var internalTrapStack = [];
var createFocusTrap = function createFocusTrap2(elements, userOptions) {
  var doc =
    (userOptions === null || userOptions === void 0
      ? void 0
      : userOptions.document) || document;
  var trapStack =
    (userOptions === null || userOptions === void 0
      ? void 0
      : userOptions.trapStack) || internalTrapStack;
  var config = _objectSpread2(
    {
      returnFocusOnDeactivate: true,
      escapeDeactivates: true,
      delayInitialFocus: true,
      isolateSubtrees: false,
      isKeyForward,
      isKeyBackward,
    },
    userOptions
  );
  var state = {
    // containers given to createFocusTrap()
    /** @type {Array<HTMLElement>} */
    containers: [],
    // list of objects identifying tabbable nodes in `containers` in the trap
    // NOTE: it's possible that a group has no tabbable nodes if nodes get removed while the trap
    //  is active, but the trap should never get to a state where there isn't at least one group
    //  with at least one tabbable node in it (that would lead to an error condition that would
    //  result in an error being thrown)
    /** @type {Array<{
     *    container: HTMLElement,
     *    tabbableNodes: Array<HTMLElement>, // empty if none
     *    focusableNodes: Array<HTMLElement>, // empty if none
     *    posTabIndexesFound: boolean,
     *    firstTabbableNode: HTMLElement|undefined,
     *    lastTabbableNode: HTMLElement|undefined,
     *    firstDomTabbableNode: HTMLElement|undefined,
     *    lastDomTabbableNode: HTMLElement|undefined,
     *    nextTabbableNode: (node: HTMLElement, forward: boolean) => HTMLElement|undefined
     *  }>}
     */
    containerGroups: [],
    // same order/length as `containers` list
    // references to objects in `containerGroups`, but only those that actually have
    //  tabbable nodes in them
    // NOTE: same order as `containers` and `containerGroups`, but __not necessarily__
    //  the same length
    tabbableGroups: [],
    // references to nodes that are siblings to the ancestors of this trap's containers.
    /** @type {Set<HTMLElement>} */
    adjacentElements: /* @__PURE__ */ new Set(),
    // references to nodes that were inert before the trap was activated.
    /** @type {Set<HTMLElement>} */
    alreadyInert: /* @__PURE__ */ new Set(),
    nodeFocusedBeforeActivation: null,
    mostRecentlyFocusedNode: null,
    active: false,
    paused: false,
    manuallyPaused: false,
    // timer ID for when delayInitialFocus is true and initial focus in this trap
    //  has been delayed during activation
    delayInitialFocusTimer: void 0,
    // the most recent KeyboardEvent for the configured nav key (typically [SHIFT+]TAB), if any
    recentNavEvent: void 0,
  };
  var trap;
  var getOption = function getOption2(
    configOverrideOptions,
    optionName,
    configOptionName
  ) {
    return configOverrideOptions && configOverrideOptions[optionName] !== void 0
      ? configOverrideOptions[optionName]
      : config[configOptionName || optionName];
  };
  var findContainerIndex = function findContainerIndex2(element, event) {
    var composedPath =
      typeof (event === null || event === void 0
        ? void 0
        : event.composedPath) === 'function'
        ? event.composedPath()
        : void 0;
    return state.containerGroups.findIndex(function (_ref) {
      var container = _ref.container,
        tabbableNodes = _ref.tabbableNodes;
      return (
        container.contains(element) || // fall back to explicit tabbable search which will take into consideration any
        //  web components if the `tabbableOptions.getShadowRoot` option was used for
        //  the trap, enabling shadow DOM support in tabbable (`Node.contains()` doesn't
        //  look inside web components even if open)
        (composedPath === null || composedPath === void 0
          ? void 0
          : composedPath.includes(container)) ||
        tabbableNodes.find(function (node) {
          return node === element;
        })
      );
    });
  };
  var getNodeForOption = function getNodeForOption2(optionName) {
    var _ref2 =
        arguments.length > 1 && arguments[1] !== void 0 ? arguments[1] : {},
      _ref2$hasFallback = _ref2.hasFallback,
      hasFallback = _ref2$hasFallback === void 0 ? false : _ref2$hasFallback,
      _ref2$params = _ref2.params,
      params = _ref2$params === void 0 ? [] : _ref2$params;
    var optionValue = config[optionName];
    if (typeof optionValue === 'function') {
      optionValue = optionValue.apply(void 0, _toConsumableArray(params));
    }
    if (optionValue === true) {
      optionValue = void 0;
    }
    if (!optionValue) {
      if (optionValue === void 0 || optionValue === false) {
        return optionValue;
      }
      throw new Error(
        '`'.concat(
          optionName,
          '` was specified but was not a node, or did not return a node'
        )
      );
    }
    var node = optionValue;
    if (typeof optionValue === 'string') {
      try {
        node = doc.querySelector(optionValue);
      } catch (err) {
        throw new Error(
          '`'
            .concat(optionName, '` appears to be an invalid selector; error="')
            .concat(err.message, '"')
        );
      }
      if (!node) {
        if (!hasFallback) {
          throw new Error(
            '`'.concat(optionName, '` as selector refers to no known node')
          );
        }
      }
    }
    return node;
  };
  var getInitialFocusNode = function getInitialFocusNode2() {
    var node = getNodeForOption('initialFocus', {
      hasFallback: true,
    });
    if (node === false) {
      return false;
    }
    if (
      node === void 0 ||
      (node && !isFocusable(node, config.tabbableOptions))
    ) {
      if (findContainerIndex(doc.activeElement) >= 0) {
        node = doc.activeElement;
      } else {
        var firstTabbableGroup = state.tabbableGroups[0];
        var firstTabbableNode =
          firstTabbableGroup && firstTabbableGroup.firstTabbableNode;
        node = firstTabbableNode || getNodeForOption('fallbackFocus');
      }
    } else if (node === null) {
      node = getNodeForOption('fallbackFocus');
    }
    if (!node) {
      throw new Error(
        'Your focus-trap needs to have at least one focusable element'
      );
    }
    return node;
  };
  var updateTabbableNodes = function updateTabbableNodes2() {
    state.containerGroups = state.containers.map(function (container) {
      var tabbableNodes = tabbable(container, config.tabbableOptions);
      var focusableNodes = focusable(container, config.tabbableOptions);
      var firstTabbableNode =
        tabbableNodes.length > 0 ? tabbableNodes[0] : void 0;
      var lastTabbableNode =
        tabbableNodes.length > 0
          ? tabbableNodes[tabbableNodes.length - 1]
          : void 0;
      var firstDomTabbableNode = focusableNodes.find(function (node) {
        return isTabbable(node);
      });
      var lastDomTabbableNode = focusableNodes
        .slice()
        .reverse()
        .find(function (node) {
          return isTabbable(node);
        });
      var posTabIndexesFound = !!tabbableNodes.find(function (node) {
        return getTabIndex(node) > 0;
      });
      return {
        container,
        tabbableNodes,
        focusableNodes,
        /** True if at least one node with positive `tabindex` was found in this container. */
        posTabIndexesFound,
        /** First tabbable node in container, __tabindex__ order; `undefined` if none. */
        firstTabbableNode,
        /** Last tabbable node in container, __tabindex__ order; `undefined` if none. */
        lastTabbableNode,
        // NOTE: DOM order is NOT NECESSARILY "document position" order, but figuring that out
        //  would require more than just https://developer.mozilla.org/en-US/docs/Web/API/Node/compareDocumentPosition
        //  because that API doesn't work with Shadow DOM as well as it should (@see
        //  https://github.com/whatwg/dom/issues/320) and since this first/last is only needed, so far,
        //  to address an edge case related to positive tabindex support, this seems like a much easier,
        //  "close enough most of the time" alternative for positive tabindexes which should generally
        //  be avoided anyway...
        /** First tabbable node in container, __DOM__ order; `undefined` if none. */
        firstDomTabbableNode,
        /** Last tabbable node in container, __DOM__ order; `undefined` if none. */
        lastDomTabbableNode,
        /**
         * Finds the __tabbable__ node that follows the given node in the specified direction,
         *  in this container, if any.
         * @param {HTMLElement} node
         * @param {boolean} [forward] True if going in forward tab order; false if going
         *  in reverse.
         * @returns {HTMLElement|undefined} The next tabbable node, if any.
         */
        nextTabbableNode: function nextTabbableNode(node) {
          var forward =
            arguments.length > 1 && arguments[1] !== void 0
              ? arguments[1]
              : true;
          var nodeIdx = tabbableNodes.indexOf(node);
          if (nodeIdx < 0) {
            if (forward) {
              return focusableNodes
                .slice(focusableNodes.indexOf(node) + 1)
                .find(function (el) {
                  return isTabbable(el);
                });
            }
            return focusableNodes
              .slice(0, focusableNodes.indexOf(node))
              .reverse()
              .find(function (el) {
                return isTabbable(el);
              });
          }
          return tabbableNodes[nodeIdx + (forward ? 1 : -1)];
        },
      };
    });
    state.tabbableGroups = state.containerGroups.filter(function (group) {
      return group.tabbableNodes.length > 0;
    });
    if (
      state.tabbableGroups.length <= 0 &&
      !getNodeForOption('fallbackFocus')
    ) {
      throw new Error(
        'Your focus-trap must have at least one container with at least one tabbable node in it at all times'
      );
    }
    if (
      state.containerGroups.find(function (g) {
        return g.posTabIndexesFound;
      }) &&
      state.containerGroups.length > 1
    ) {
      throw new Error(
        "At least one node with a positive tabindex was found in one of your focus-trap's multiple containers. Positive tabindexes are only supported in single-container focus-traps."
      );
    }
  };
  var _getActiveElement = function getActiveElement(el) {
    var activeElement = el.activeElement;
    if (!activeElement) {
      return;
    }
    if (
      activeElement.shadowRoot &&
      activeElement.shadowRoot.activeElement !== null
    ) {
      return _getActiveElement(activeElement.shadowRoot);
    }
    return activeElement;
  };
  var _tryFocus = function tryFocus(node) {
    if (node === false) {
      return;
    }
    if (node === _getActiveElement(document)) {
      return;
    }
    if (!node || !node.focus) {
      _tryFocus(getInitialFocusNode());
      return;
    }
    node.focus({
      preventScroll: !!config.preventScroll,
    });
    state.mostRecentlyFocusedNode = node;
    if (isSelectableInput(node)) {
      node.select();
    }
  };
  var getReturnFocusNode = function getReturnFocusNode2(previousActiveElement) {
    var node = getNodeForOption('setReturnFocus', {
      params: [previousActiveElement],
    });
    return node ? node : node === false ? false : previousActiveElement;
  };
  var findNextNavNode = function findNextNavNode2(_ref3) {
    var target = _ref3.target,
      event = _ref3.event,
      _ref3$isBackward = _ref3.isBackward,
      isBackward = _ref3$isBackward === void 0 ? false : _ref3$isBackward;
    target = target || getActualTarget(event);
    updateTabbableNodes();
    var destinationNode = null;
    if (state.tabbableGroups.length > 0) {
      var containerIndex = findContainerIndex(target, event);
      var containerGroup =
        containerIndex >= 0 ? state.containerGroups[containerIndex] : void 0;
      if (containerIndex < 0) {
        if (isBackward) {
          destinationNode =
            state.tabbableGroups[state.tabbableGroups.length - 1]
              .lastTabbableNode;
        } else {
          destinationNode = state.tabbableGroups[0].firstTabbableNode;
        }
      } else if (isBackward) {
        var startOfGroupIndex = state.tabbableGroups.findIndex(
          function (_ref4) {
            var firstTabbableNode = _ref4.firstTabbableNode;
            return target === firstTabbableNode;
          }
        );
        if (
          startOfGroupIndex < 0 &&
          (containerGroup.container === target ||
            (isFocusable(target, config.tabbableOptions) &&
              !isTabbable(target, config.tabbableOptions) &&
              !containerGroup.nextTabbableNode(target, false)))
        ) {
          startOfGroupIndex = containerIndex;
        }
        if (startOfGroupIndex >= 0) {
          var destinationGroupIndex =
            startOfGroupIndex === 0
              ? state.tabbableGroups.length - 1
              : startOfGroupIndex - 1;
          var destinationGroup = state.tabbableGroups[destinationGroupIndex];
          destinationNode =
            getTabIndex(target) >= 0
              ? destinationGroup.lastTabbableNode
              : destinationGroup.lastDomTabbableNode;
        } else if (!isTabEvent(event)) {
          destinationNode = containerGroup.nextTabbableNode(target, false);
        }
      } else {
        var lastOfGroupIndex = state.tabbableGroups.findIndex(function (_ref5) {
          var lastTabbableNode = _ref5.lastTabbableNode;
          return target === lastTabbableNode;
        });
        if (
          lastOfGroupIndex < 0 &&
          (containerGroup.container === target ||
            (isFocusable(target, config.tabbableOptions) &&
              !isTabbable(target, config.tabbableOptions) &&
              !containerGroup.nextTabbableNode(target)))
        ) {
          lastOfGroupIndex = containerIndex;
        }
        if (lastOfGroupIndex >= 0) {
          var _destinationGroupIndex =
            lastOfGroupIndex === state.tabbableGroups.length - 1
              ? 0
              : lastOfGroupIndex + 1;
          var _destinationGroup = state.tabbableGroups[_destinationGroupIndex];
          destinationNode =
            getTabIndex(target) >= 0
              ? _destinationGroup.firstTabbableNode
              : _destinationGroup.firstDomTabbableNode;
        } else if (!isTabEvent(event)) {
          destinationNode = containerGroup.nextTabbableNode(target);
        }
      }
    } else {
      destinationNode = getNodeForOption('fallbackFocus');
    }
    return destinationNode;
  };
  var checkPointerDown = function checkPointerDown2(e) {
    var target = getActualTarget(e);
    if (findContainerIndex(target, e) >= 0) {
      return;
    }
    if (valueOrHandler(config.clickOutsideDeactivates, e)) {
      trap.deactivate({
        // NOTE: by setting `returnFocus: false`, deactivate() will do nothing,
        //  which will result in the outside click setting focus to the node
        //  that was clicked (and if not focusable, to "nothing"); by setting
        //  `returnFocus: true`, we'll attempt to re-focus the node originally-focused
        //  on activation (or the configured `setReturnFocus` node), whether the
        //  outside click was on a focusable node or not
        returnFocus: config.returnFocusOnDeactivate,
      });
      return;
    }
    if (valueOrHandler(config.allowOutsideClick, e)) {
      return;
    }
    e.preventDefault();
  };
  var checkFocusIn = function checkFocusIn2(event) {
    var target = getActualTarget(event);
    var targetContained = findContainerIndex(target, event) >= 0;
    if (targetContained || target instanceof Document) {
      if (targetContained) {
        state.mostRecentlyFocusedNode = target;
      }
    } else {
      event.stopImmediatePropagation();
      var nextNode;
      var navAcrossContainers = true;
      if (state.mostRecentlyFocusedNode) {
        if (getTabIndex(state.mostRecentlyFocusedNode) > 0) {
          var mruContainerIdx = findContainerIndex(
            state.mostRecentlyFocusedNode
          );
          var tabbableNodes =
            state.containerGroups[mruContainerIdx].tabbableNodes;
          if (tabbableNodes.length > 0) {
            var mruTabIdx = tabbableNodes.findIndex(function (node) {
              return node === state.mostRecentlyFocusedNode;
            });
            if (mruTabIdx >= 0) {
              if (config.isKeyForward(state.recentNavEvent)) {
                if (mruTabIdx + 1 < tabbableNodes.length) {
                  nextNode = tabbableNodes[mruTabIdx + 1];
                  navAcrossContainers = false;
                }
              } else {
                if (mruTabIdx - 1 >= 0) {
                  nextNode = tabbableNodes[mruTabIdx - 1];
                  navAcrossContainers = false;
                }
              }
            }
          }
        } else {
          if (
            !state.containerGroups.some(function (g) {
              return g.tabbableNodes.some(function (n) {
                return getTabIndex(n) > 0;
              });
            })
          ) {
            navAcrossContainers = false;
          }
        }
      } else {
        navAcrossContainers = false;
      }
      if (navAcrossContainers) {
        nextNode = findNextNavNode({
          // move FROM the MRU node, not event-related node (which will be the node that is
          //  outside the trap causing the focus escape we're trying to fix)
          target: state.mostRecentlyFocusedNode,
          isBackward: config.isKeyBackward(state.recentNavEvent),
        });
      }
      if (nextNode) {
        _tryFocus(nextNode);
      } else {
        _tryFocus(state.mostRecentlyFocusedNode || getInitialFocusNode());
      }
    }
    state.recentNavEvent = void 0;
  };
  var checkKeyNav = function checkKeyNav2(event) {
    var isBackward =
      arguments.length > 1 && arguments[1] !== void 0 ? arguments[1] : false;
    state.recentNavEvent = event;
    var destinationNode = findNextNavNode({
      event,
      isBackward,
    });
    if (destinationNode) {
      if (isTabEvent(event)) {
        event.preventDefault();
      }
      _tryFocus(destinationNode);
    }
  };
  var checkTabKey = function checkTabKey2(event) {
    if (config.isKeyForward(event) || config.isKeyBackward(event)) {
      checkKeyNav(event, config.isKeyBackward(event));
    }
  };
  var checkEscapeKey = function checkEscapeKey2(event) {
    if (
      isEscapeEvent(event) &&
      valueOrHandler(config.escapeDeactivates, event) !== false
    ) {
      event.preventDefault();
      trap.deactivate();
    }
  };
  var checkClick = function checkClick2(e) {
    var target = getActualTarget(e);
    if (findContainerIndex(target, e) >= 0) {
      return;
    }
    if (valueOrHandler(config.clickOutsideDeactivates, e)) {
      return;
    }
    if (valueOrHandler(config.allowOutsideClick, e)) {
      return;
    }
    e.preventDefault();
    e.stopImmediatePropagation();
  };
  var addListeners = function addListeners2() {
    if (!state.active) {
      return;
    }
    activeFocusTraps.activateTrap(trapStack, trap);
    state.delayInitialFocusTimer = config.delayInitialFocus
      ? delay(function () {
          _tryFocus(getInitialFocusNode());
        })
      : _tryFocus(getInitialFocusNode());
    doc.addEventListener('focusin', checkFocusIn, true);
    doc.addEventListener('mousedown', checkPointerDown, {
      capture: true,
      passive: false,
    });
    doc.addEventListener('touchstart', checkPointerDown, {
      capture: true,
      passive: false,
    });
    doc.addEventListener('click', checkClick, {
      capture: true,
      passive: false,
    });
    doc.addEventListener('keydown', checkTabKey, {
      capture: true,
      passive: false,
    });
    doc.addEventListener('keydown', checkEscapeKey);
    return trap;
  };
  var collectAdjacentElements = function collectAdjacentElements2(containers) {
    if (state.active && !state.paused) {
      trap._setSubtreeIsolation(false);
    }
    state.adjacentElements.clear();
    state.alreadyInert.clear();
    var containerAncestors = /* @__PURE__ */ new Set();
    var adjacentElements = /* @__PURE__ */ new Set();
    var _iterator = _createForOfIteratorHelper(containers),
      _step;
    try {
      for (_iterator.s(); !(_step = _iterator.n()).done; ) {
        var container = _step.value;
        containerAncestors.add(container);
        var insideShadowRoot =
          typeof ShadowRoot !== 'undefined' &&
          container.getRootNode() instanceof ShadowRoot;
        var current = container;
        while (current) {
          containerAncestors.add(current);
          var parent = current.parentElement;
          var siblings = [];
          if (parent) {
            siblings = parent.children;
          } else if (!parent && insideShadowRoot) {
            siblings = current.getRootNode().children;
            parent = current.getRootNode().host;
            insideShadowRoot =
              typeof ShadowRoot !== 'undefined' &&
              parent.getRootNode() instanceof ShadowRoot;
          }
          var _iterator2 = _createForOfIteratorHelper(siblings),
            _step2;
          try {
            for (_iterator2.s(); !(_step2 = _iterator2.n()).done; ) {
              var child = _step2.value;
              adjacentElements.add(child);
            }
          } catch (err) {
            _iterator2.e(err);
          } finally {
            _iterator2.f();
          }
          current = parent;
        }
      }
    } catch (err) {
      _iterator.e(err);
    } finally {
      _iterator.f();
    }
    containerAncestors.forEach(function (el) {
      adjacentElements['delete'](el);
    });
    state.adjacentElements = adjacentElements;
  };
  var removeListeners = function removeListeners2() {
    if (!state.active) {
      return;
    }
    doc.removeEventListener('focusin', checkFocusIn, true);
    doc.removeEventListener('mousedown', checkPointerDown, true);
    doc.removeEventListener('touchstart', checkPointerDown, true);
    doc.removeEventListener('click', checkClick, true);
    doc.removeEventListener('keydown', checkTabKey, true);
    doc.removeEventListener('keydown', checkEscapeKey);
    return trap;
  };
  var checkDomRemoval = function checkDomRemoval2(mutations) {
    var isFocusedNodeRemoved = mutations.some(function (mutation) {
      var removedNodes = Array.from(mutation.removedNodes);
      return removedNodes.some(function (node) {
        return node === state.mostRecentlyFocusedNode;
      });
    });
    if (isFocusedNodeRemoved) {
      _tryFocus(getInitialFocusNode());
    }
  };
  var mutationObserver =
    typeof window !== 'undefined' && 'MutationObserver' in window
      ? new MutationObserver(checkDomRemoval)
      : void 0;
  var updateObservedNodes = function updateObservedNodes2() {
    if (!mutationObserver) {
      return;
    }
    mutationObserver.disconnect();
    if (state.active && !state.paused) {
      state.containers.map(function (container) {
        mutationObserver.observe(container, {
          subtree: true,
          childList: true,
        });
      });
    }
  };
  trap = {
    get active() {
      return state.active;
    },
    get paused() {
      return state.paused;
    },
    activate: function activate(activateOptions) {
      if (state.active) {
        return this;
      }
      var onActivate = getOption(activateOptions, 'onActivate');
      var onPostActivate = getOption(activateOptions, 'onPostActivate');
      var checkCanFocusTrap = getOption(activateOptions, 'checkCanFocusTrap');
      var preexistingTrap = activeFocusTraps.getActiveTrap(trapStack);
      var revertState = false;
      if (preexistingTrap && !preexistingTrap.paused) {
        preexistingTrap._setSubtreeIsolation(false);
        revertState = true;
      }
      try {
        if (!checkCanFocusTrap) {
          updateTabbableNodes();
        }
        state.active = true;
        state.paused = false;
        state.nodeFocusedBeforeActivation = _getActiveElement(doc);
        onActivate === null || onActivate === void 0 || onActivate();
        var finishActivation = function finishActivation2() {
          if (checkCanFocusTrap) {
            updateTabbableNodes();
          }
          addListeners();
          updateObservedNodes();
          if (config.isolateSubtrees) {
            trap._setSubtreeIsolation(true);
          }
          onPostActivate === null ||
            onPostActivate === void 0 ||
            onPostActivate();
        };
        if (checkCanFocusTrap) {
          checkCanFocusTrap(state.containers.concat()).then(
            finishActivation,
            finishActivation
          );
          return this;
        }
        finishActivation();
      } catch (error) {
        if (
          preexistingTrap === activeFocusTraps.getActiveTrap(trapStack) &&
          revertState
        ) {
          preexistingTrap._setSubtreeIsolation(true);
        }
        throw error;
      }
      return this;
    },
    deactivate: function deactivate(deactivateOptions) {
      if (!state.active) {
        return this;
      }
      var options = _objectSpread2(
        {
          onDeactivate: config.onDeactivate,
          onPostDeactivate: config.onPostDeactivate,
          checkCanReturnFocus: config.checkCanReturnFocus,
        },
        deactivateOptions
      );
      clearTimeout(state.delayInitialFocusTimer);
      state.delayInitialFocusTimer = void 0;
      if (!state.paused) {
        trap._setSubtreeIsolation(false);
      }
      state.alreadyInert.clear();
      removeListeners();
      state.active = false;
      state.paused = false;
      updateObservedNodes();
      activeFocusTraps.deactivateTrap(trapStack, trap);
      var onDeactivate = getOption(options, 'onDeactivate');
      var onPostDeactivate = getOption(options, 'onPostDeactivate');
      var checkCanReturnFocus = getOption(options, 'checkCanReturnFocus');
      var returnFocus = getOption(
        options,
        'returnFocus',
        'returnFocusOnDeactivate'
      );
      onDeactivate === null || onDeactivate === void 0 || onDeactivate();
      var finishDeactivation = function finishDeactivation2() {
        delay(function () {
          if (returnFocus) {
            _tryFocus(getReturnFocusNode(state.nodeFocusedBeforeActivation));
          }
          onPostDeactivate === null ||
            onPostDeactivate === void 0 ||
            onPostDeactivate();
        });
      };
      if (returnFocus && checkCanReturnFocus) {
        checkCanReturnFocus(
          getReturnFocusNode(state.nodeFocusedBeforeActivation)
        ).then(finishDeactivation, finishDeactivation);
        return this;
      }
      finishDeactivation();
      return this;
    },
    pause: function pause(pauseOptions) {
      if (!state.active) {
        return this;
      }
      state.manuallyPaused = true;
      return this._setPausedState(true, pauseOptions);
    },
    unpause: function unpause(unpauseOptions) {
      if (!state.active) {
        return this;
      }
      state.manuallyPaused = false;
      if (trapStack[trapStack.length - 1] !== this) {
        return this;
      }
      return this._setPausedState(false, unpauseOptions);
    },
    updateContainerElements: function updateContainerElements(
      containerElements
    ) {
      var elementsAsArray = [].concat(containerElements).filter(Boolean);
      state.containers = elementsAsArray.map(function (element) {
        return typeof element === 'string'
          ? doc.querySelector(element)
          : element;
      });
      if (config.isolateSubtrees) {
        collectAdjacentElements(state.containers);
      }
      if (state.active) {
        updateTabbableNodes();
        if (config.isolateSubtrees && !state.paused) {
          trap._setSubtreeIsolation(true);
        }
      }
      updateObservedNodes();
      return this;
    },
  };
  Object.defineProperties(trap, {
    _isManuallyPaused: {
      value: function value() {
        return state.manuallyPaused;
      },
    },
    _setPausedState: {
      value: function value(paused, options) {
        if (state.paused === paused) {
          return this;
        }
        state.paused = paused;
        if (paused) {
          var onPause = getOption(options, 'onPause');
          var onPostPause = getOption(options, 'onPostPause');
          onPause === null || onPause === void 0 || onPause();
          removeListeners();
          updateObservedNodes();
          trap._setSubtreeIsolation(false);
          onPostPause === null || onPostPause === void 0 || onPostPause();
        } else {
          var onUnpause = getOption(options, 'onUnpause');
          var onPostUnpause = getOption(options, 'onPostUnpause');
          onUnpause === null || onUnpause === void 0 || onUnpause();
          trap._setSubtreeIsolation(true);
          updateTabbableNodes();
          addListeners();
          updateObservedNodes();
          onPostUnpause === null || onPostUnpause === void 0 || onPostUnpause();
        }
        return this;
      },
    },
    _setSubtreeIsolation: {
      value: function value(isEnabled) {
        if (config.isolateSubtrees) {
          state.adjacentElements.forEach(function (el) {
            if (isEnabled) {
              var isInitiallyInert = el.inert || el.hasAttribute('inert');
              if (isInitiallyInert) {
                state.alreadyInert.add(el);
              }
              el.inert = true;
            } else {
              if (state.alreadyInert.has(el));
              else {
                el.inert = false;
              }
            }
          });
        }
      },
    },
  });
  trap.updateContainerElements(elements);
  return trap;
};

// node_modules/@vueuse/integrations/useFocusTrap.mjs
function useFocusTrap(target, options = {}) {
  let trap;
  const { immediate, ...focusTrapOptions } = options;
  const hasFocus = shallowRef(false);
  const isPaused = shallowRef(false);
  const activate = (opts) => trap && trap.activate(opts);
  const deactivate = (opts) => trap && trap.deactivate(opts);
  const pause = () => {
    if (trap) {
      trap.pause();
      isPaused.value = true;
    }
  };
  const unpause = () => {
    if (trap) {
      trap.unpause();
      isPaused.value = false;
    }
  };
  const targets = computed(() => {
    const _targets = toValue(target);
    return toArray(_targets)
      .map((el) => {
        const _el = toValue(el);
        return typeof _el === 'string' ? _el : unrefElement(_el);
      })
      .filter(notNullish);
  });
  watch(
    targets,
    (els) => {
      if (!els.length) return;
      trap = createFocusTrap(els, {
        ...focusTrapOptions,
        onActivate() {
          hasFocus.value = true;
          if (options.onActivate) options.onActivate();
        },
        onDeactivate() {
          hasFocus.value = false;
          if (options.onDeactivate) options.onDeactivate();
        },
      });
      if (immediate) activate();
    },
    { flush: 'post' }
  );
  tryOnScopeDispose(() => deactivate());
  return {
    hasFocus,
    isPaused,
    activate,
    deactivate,
    pause,
    unpause,
  };
}
export { useFocusTrap };
/*! Bundled license information:

tabbable/dist/index.esm.js:
  (*!
  * tabbable 6.4.0
  * @license MIT, https://github.com/focus-trap/tabbable/blob/master/LICENSE
  *)

focus-trap/dist/focus-trap.esm.js:
  (*!
  * focus-trap 7.7.1
  * @license MIT, https://github.com/focus-trap/focus-trap/blob/master/LICENSE
  *)
*/
//# sourceMappingURL=vitepress___@vueuse_integrations_useFocusTrap.js.map