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Edit File: react-router.development.js

/**
 * React Router v6.30.1
 *
 * Copyright (c) Remix Software Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE.md file in the root directory of this source tree.
 *
 * @license MIT
 */
import * as React from 'react';
import { UNSAFE_invariant, joinPaths, matchPath, UNSAFE_decodePath, UNSAFE_getResolveToMatches, UNSAFE_warning, resolveTo, parsePath, matchRoutes, Action, UNSAFE_convertRouteMatchToUiMatch, stripBasename, IDLE_BLOCKER, isRouteErrorResponse, createMemoryHistory, AbortedDeferredError, createRouter } from '@remix-run/router';
export { AbortedDeferredError, Action as NavigationType, createPath, defer, generatePath, isRouteErrorResponse, json, matchPath, matchRoutes, parsePath, redirect, redirectDocument, replace, resolvePath } from '@remix-run/router';

/**
 * Returns the full href for the given "to" value. This is useful for building
 * custom links that are also accessible and preserve right-click behavior.
 *
 * @see https://reactrouter.com/v6/hooks/use-href
 */
function useHref(to, {
  relative
} = {}) {
  !useInRouterContext() ? UNSAFE_invariant(false,
  // TODO: This error is probably because they somehow have 2 versions of the
  // router loaded. We can help them understand how to avoid that.
  `useHref() may be used only in the context of a <Router> component.`)  : void 0;
  let {
    basename,
    navigator
  } = React.useContext(NavigationContext);
  let {
    hash,
    pathname,
    search
  } = useResolvedPath(to, {
    relative
  });
  let joinedPathname = pathname;
  // If we're operating within a basename, prepend it to the pathname prior
  // to creating the href.  If this is a root navigation, then just use the raw
  // basename which allows the basename to have full control over the presence
  // of a trailing slash on root links
  if (basename !== "/") {
    joinedPathname = pathname === "/" ? basename : joinPaths([basename, pathname]);
  }
  return navigator.createHref({
    pathname: joinedPathname,
    search,
    hash
  });
}
/**
 * Returns true if this component is a descendant of a `<Router>`.
 *
 * @see https://reactrouter.com/v6/hooks/use-in-router-context
 */
function useInRouterContext() {
  return React.useContext(LocationContext) != null;
}
/**
 * Returns the current location object, which represents the current URL in web
 * browsers.
 *
 * Note: If you're using this it may mean you're doing some of your own
 * "routing" in your app, and we'd like to know what your use case is. We may
 * be able to provide something higher-level to better suit your needs.
 *
 * @see https://reactrouter.com/v6/hooks/use-location
 */
function useLocation() {
  !useInRouterContext() ? UNSAFE_invariant(false,
  // TODO: This error is probably because they somehow have 2 versions of the
  // router loaded. We can help them understand how to avoid that.
  `useLocation() may be used only in the context of a <Router> component.`)  : void 0;
  return React.useContext(LocationContext).location;
}
/**
 * Returns the current navigation action which describes how the router came to
 * the current location, either by a pop, push, or replace on the history stack.
 *
 * @see https://reactrouter.com/v6/hooks/use-navigation-type
 */
function useNavigationType() {
  return React.useContext(LocationContext).navigationType;
}
/**
 * Returns a PathMatch object if the given pattern matches the current URL.
 * This is useful for components that need to know "active" state, e.g.
 * `<NavLink>`.
 *
 * @see https://reactrouter.com/v6/hooks/use-match
 */
function useMatch(pattern) {
  !useInRouterContext() ? UNSAFE_invariant(false,
  // TODO: This error is probably because they somehow have 2 versions of the
  // router loaded. We can help them understand how to avoid that.
  `useMatch() may be used only in the context of a <Router> component.`)  : void 0;
  let {
    pathname
  } = useLocation();
  return React.useMemo(() => matchPath(pattern, UNSAFE_decodePath(pathname)), [pathname, pattern]);
}
const navigateEffectWarning = `You should call navigate() in a React.useEffect(), not when ` + `your component is first rendered.`;
// Mute warnings for calls to useNavigate in SSR environments
function useIsomorphicLayoutEffect(cb) {
  let isStatic = React.useContext(NavigationContext).static;
  if (!isStatic) {
    // We should be able to get rid of this once react 18.3 is released
    // See: https://github.com/facebook/react/pull/26395
    // eslint-disable-next-line react-hooks/rules-of-hooks
    React.useLayoutEffect(cb);
  }
}
/**
 * Returns an imperative method for changing the location. Used by `<Link>`s, but
 * may also be used by other elements to change the location.
 *
 * @see https://reactrouter.com/v6/hooks/use-navigate
 */
function useNavigate() {
  let {
    isDataRoute
  } = React.useContext(RouteContext);
  // Conditional usage is OK here because the usage of a data router is static
  // eslint-disable-next-line react-hooks/rules-of-hooks
  return isDataRoute ? useNavigateStable() : useNavigateUnstable();
}
function useNavigateUnstable() {
  !useInRouterContext() ? UNSAFE_invariant(false,
  // TODO: This error is probably because they somehow have 2 versions of the
  // router loaded. We can help them understand how to avoid that.
  `useNavigate() may be used only in the context of a <Router> component.`)  : void 0;
  let dataRouterContext = React.useContext(DataRouterContext);
  let {
    basename,
    future,
    navigator
  } = React.useContext(NavigationContext);
  let {
    matches
  } = React.useContext(RouteContext);
  let {
    pathname: locationPathname
  } = useLocation();
  let routePathnamesJson = JSON.stringify(UNSAFE_getResolveToMatches(matches, future.v7_relativeSplatPath));
  let activeRef = React.useRef(false);
  useIsomorphicLayoutEffect(() => {
    activeRef.current = true;
  });
  let navigate = React.useCallback((to, options = {}) => {
    UNSAFE_warning(activeRef.current, navigateEffectWarning) ;
    // Short circuit here since if this happens on first render the navigate
    // is useless because we haven't wired up our history listener yet
    if (!activeRef.current) return;
    if (typeof to === "number") {
      navigator.go(to);
      return;
    }
    let path = resolveTo(to, JSON.parse(routePathnamesJson), locationPathname, options.relative === "path");
    // If we're operating within a basename, prepend it to the pathname prior
    // to handing off to history (but only if we're not in a data router,
    // otherwise it'll prepend the basename inside of the router).
    // If this is a root navigation, then we navigate to the raw basename
    // which allows the basename to have full control over the presence of a
    // trailing slash on root links
    if (dataRouterContext == null && basename !== "/") {
      path.pathname = path.pathname === "/" ? basename : joinPaths([basename, path.pathname]);
    }
    (!!options.replace ? navigator.replace : navigator.push)(path, options.state, options);
  }, [basename, navigator, routePathnamesJson, locationPathname, dataRouterContext]);
  return navigate;
}
const OutletContext = /*#__PURE__*/React.createContext(null);
/**
 * Returns the context (if provided) for the child route at this level of the route
 * hierarchy.
 * @see https://reactrouter.com/v6/hooks/use-outlet-context
 */
function useOutletContext() {
  return React.useContext(OutletContext);
}
/**
 * Returns the element for the child route at this level of the route
 * hierarchy. Used internally by `<Outlet>` to render child routes.
 *
 * @see https://reactrouter.com/v6/hooks/use-outlet
 */
function useOutlet(context) {
  let outlet = React.useContext(RouteContext).outlet;
  if (outlet) {
    return /*#__PURE__*/React.createElement(OutletContext.Provider, {
      value: context
    }, outlet);
  }
  return outlet;
}
/**
 * Returns an object of key/value pairs of the dynamic params from the current
 * URL that were matched by the route path.
 *
 * @see https://reactrouter.com/v6/hooks/use-params
 */
function useParams() {
  let {
    matches
  } = React.useContext(RouteContext);
  let routeMatch = matches[matches.length - 1];
  return routeMatch ? routeMatch.params : {};
}
/**
 * Resolves the pathname of the given `to` value against the current location.
 *
 * @see https://reactrouter.com/v6/hooks/use-resolved-path
 */
function useResolvedPath(to, {
  relative
} = {}) {
  let {
    future
  } = React.useContext(NavigationContext);
  let {
    matches
  } = React.useContext(RouteContext);
  let {
    pathname: locationPathname
  } = useLocation();
  let routePathnamesJson = JSON.stringify(UNSAFE_getResolveToMatches(matches, future.v7_relativeSplatPath));
  return React.useMemo(() => resolveTo(to, JSON.parse(routePathnamesJson), locationPathname, relative === "path"), [to, routePathnamesJson, locationPathname, relative]);
}
/**
 * Returns the element of the route that matched the current location, prepared
 * with the correct context to render the remainder of the route tree. Route
 * elements in the tree must render an `<Outlet>` to render their child route's
 * element.
 *
 * @see https://reactrouter.com/v6/hooks/use-routes
 */
function useRoutes(routes, locationArg) {
  return useRoutesImpl(routes, locationArg);
}
// Internal implementation with accept optional param for RouterProvider usage
function useRoutesImpl(routes, locationArg, dataRouterState, future) {
  !useInRouterContext() ? UNSAFE_invariant(false,
  // TODO: This error is probably because they somehow have 2 versions of the
  // router loaded. We can help them understand how to avoid that.
  `useRoutes() may be used only in the context of a <Router> component.`)  : void 0;
  let {
    navigator
  } = React.useContext(NavigationContext);
  let {
    matches: parentMatches
  } = React.useContext(RouteContext);
  let routeMatch = parentMatches[parentMatches.length - 1];
  let parentParams = routeMatch ? routeMatch.params : {};
  let parentPathname = routeMatch ? routeMatch.pathname : "/";
  let parentPathnameBase = routeMatch ? routeMatch.pathnameBase : "/";
  let parentRoute = routeMatch && routeMatch.route;
  {
    // You won't get a warning about 2 different <Routes> under a <Route>
    // without a trailing *, but this is a best-effort warning anyway since we
    // cannot even give the warning unless they land at the parent route.
    //
    // Example:
    //
    // <Routes>
    //   {/* This route path MUST end with /* because otherwise
    //       it will never match /blog/post/123 */}
    //   <Route path="blog" element={<Blog />} />
    //   <Route path="blog/feed" element={<BlogFeed />} />
    // </Routes>
    //
    // function Blog() {
    //   return (
    //     <Routes>
    //       <Route path="post/:id" element={<Post />} />
    //     </Routes>
    //   );
    // }
    let parentPath = parentRoute && parentRoute.path || "";
    warningOnce(parentPathname, !parentRoute || parentPath.endsWith("*"), `You rendered descendant <Routes> (or called \`useRoutes()\`) at ` + `"${parentPathname}" (under <Route path="${parentPath}">) but the ` + `parent route path has no trailing "*". This means if you navigate ` + `deeper, the parent won't match anymore and therefore the child ` + `routes will never render.\n\n` + `Please change the parent <Route path="${parentPath}"> to <Route ` + `path="${parentPath === "/" ? "*" : `${parentPath}/*`}">.`);
  }
  let locationFromContext = useLocation();
  let location;
  if (locationArg) {
    let parsedLocationArg = typeof locationArg === "string" ? parsePath(locationArg) : locationArg;
    !(parentPathnameBase === "/" || parsedLocationArg.pathname?.startsWith(parentPathnameBase)) ? UNSAFE_invariant(false, `When overriding the location using \`<Routes location>\` or \`useRoutes(routes, location)\`, ` + `the location pathname must begin with the portion of the URL pathname that was ` + `matched by all parent routes. The current pathname base is "${parentPathnameBase}" ` + `but pathname "${parsedLocationArg.pathname}" was given in the \`location\` prop.`)  : void 0;
    location = parsedLocationArg;
  } else {
    location = locationFromContext;
  }
  let pathname = location.pathname || "/";
  let remainingPathname = pathname;
  if (parentPathnameBase !== "/") {
    // Determine the remaining pathname by removing the # of URL segments the
    // parentPathnameBase has, instead of removing based on character count.
    // This is because we can't guarantee that incoming/outgoing encodings/
    // decodings will match exactly.
    // We decode paths before matching on a per-segment basis with
    // decodeURIComponent(), but we re-encode pathnames via `new URL()` so they
    // match what `window.location.pathname` would reflect.  Those don't 100%
    // align when it comes to encoded URI characters such as % and &.
    //
    // So we may end up with:
    //   pathname:           "/descendant/a%25b/match"
    //   parentPathnameBase: "/descendant/a%b"
    //
    // And the direct substring removal approach won't work :/
    let parentSegments = parentPathnameBase.replace(/^\//, "").split("/");
    let segments = pathname.replace(/^\//, "").split("/");
    remainingPathname = "/" + segments.slice(parentSegments.length).join("/");
  }
  let matches = matchRoutes(routes, {
    pathname: remainingPathname
  });
  {
    UNSAFE_warning(parentRoute || matches != null, `No routes matched location "${location.pathname}${location.search}${location.hash}" `) ;
    UNSAFE_warning(matches == null || matches[matches.length - 1].route.element !== undefined || matches[matches.length - 1].route.Component !== undefined || matches[matches.length - 1].route.lazy !== undefined, `Matched leaf route at location "${location.pathname}${location.search}${location.hash}" ` + `does not have an element or Component. This means it will render an <Outlet /> with a ` + `null value by default resulting in an "empty" page.`) ;
  }
  let renderedMatches = _renderMatches(matches && matches.map(match => Object.assign({}, match, {
    params: Object.assign({}, parentParams, match.params),
    pathname: joinPaths([parentPathnameBase,
    // Re-encode pathnames that were decoded inside matchRoutes
    navigator.encodeLocation ? navigator.encodeLocation(match.pathname).pathname : match.pathname]),
    pathnameBase: match.pathnameBase === "/" ? parentPathnameBase : joinPaths([parentPathnameBase,
    // Re-encode pathnames that were decoded inside matchRoutes
    navigator.encodeLocation ? navigator.encodeLocation(match.pathnameBase).pathname : match.pathnameBase])
  })), parentMatches, dataRouterState, future);
  // When a user passes in a `locationArg`, the associated routes need to
  // be wrapped in a new `LocationContext.Provider` in order for `useLocation`
  // to use the scoped location instead of the global location.
  if (locationArg && renderedMatches) {
    return /*#__PURE__*/React.createElement(LocationContext.Provider, {
      value: {
        location: {
          pathname: "/",
          search: "",
          hash: "",
          state: null,
          key: "default",
          ...location
        },
        navigationType: Action.Pop
      }
    }, renderedMatches);
  }
  return renderedMatches;
}
function DefaultErrorComponent() {
  let error = useRouteError();
  let message = isRouteErrorResponse(error) ? `${error.status} ${error.statusText}` : error instanceof Error ? error.message : JSON.stringify(error);
  let stack = error instanceof Error ? error.stack : null;
  let lightgrey = "rgba(200,200,200, 0.5)";
  let preStyles = {
    padding: "0.5rem",
    backgroundColor: lightgrey
  };
  let codeStyles = {
    padding: "2px 4px",
    backgroundColor: lightgrey
  };
  let devInfo = null;
  {
    console.error("Error handled by React Router default ErrorBoundary:", error);
    devInfo = /*#__PURE__*/React.createElement(React.Fragment, null, /*#__PURE__*/React.createElement("p", null, "\uD83D\uDCBF Hey developer \uD83D\uDC4B"), /*#__PURE__*/React.createElement("p", null, "You can provide a way better UX than this when your app throws errors by providing your own ", /*#__PURE__*/React.createElement("code", {
      style: codeStyles
    }, "ErrorBoundary"), " or", " ", /*#__PURE__*/React.createElement("code", {
      style: codeStyles
    }, "errorElement"), " prop on your route."));
  }
  return /*#__PURE__*/React.createElement(React.Fragment, null, /*#__PURE__*/React.createElement("h2", null, "Unexpected Application Error!"), /*#__PURE__*/React.createElement("h3", {
    style: {
      fontStyle: "italic"
    }
  }, message), stack ? /*#__PURE__*/React.createElement("pre", {
    style: preStyles
  }, stack) : null, devInfo);
}
const defaultErrorElement = /*#__PURE__*/React.createElement(DefaultErrorComponent, null);
class RenderErrorBoundary extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      location: props.location,
      revalidation: props.revalidation,
      error: props.error
    };
  }
  static getDerivedStateFromError(error) {
    return {
      error: error
    };
  }
  static getDerivedStateFromProps(props, state) {
    // When we get into an error state, the user will likely click "back" to the
    // previous page that didn't have an error. Because this wraps the entire
    // application, that will have no effect--the error page continues to display.
    // This gives us a mechanism to recover from the error when the location changes.
    //
    // Whether we're in an error state or not, we update the location in state
    // so that when we are in an error state, it gets reset when a new location
    // comes in and the user recovers from the error.
    if (state.location !== props.location || state.revalidation !== "idle" && props.revalidation === "idle") {
      return {
        error: props.error,
        location: props.location,
        revalidation: props.revalidation
      };
    }
    // If we're not changing locations, preserve the location but still surface
    // any new errors that may come through. We retain the existing error, we do
    // this because the error provided from the app state may be cleared without
    // the location changing.
    return {
      error: props.error !== undefined ? props.error : state.error,
      location: state.location,
      revalidation: props.revalidation || state.revalidation
    };
  }
  componentDidCatch(error, errorInfo) {
    console.error("React Router caught the following error during render", error, errorInfo);
  }
  render() {
    return this.state.error !== undefined ? /*#__PURE__*/React.createElement(RouteContext.Provider, {
      value: this.props.routeContext
    }, /*#__PURE__*/React.createElement(RouteErrorContext.Provider, {
      value: this.state.error,
      children: this.props.component
    })) : this.props.children;
  }
}
function RenderedRoute({
  routeContext,
  match,
  children
}) {
  let dataRouterContext = React.useContext(DataRouterContext);
  // Track how deep we got in our render pass to emulate SSR componentDidCatch
  // in a DataStaticRouter
  if (dataRouterContext && dataRouterContext.static && dataRouterContext.staticContext && (match.route.errorElement || match.route.ErrorBoundary)) {
    dataRouterContext.staticContext._deepestRenderedBoundaryId = match.route.id;
  }
  return /*#__PURE__*/React.createElement(RouteContext.Provider, {
    value: routeContext
  }, children);
}
function _renderMatches(matches, parentMatches = [], dataRouterState = null, future = null) {
  if (matches == null) {
    if (!dataRouterState) {
      return null;
    }
    if (dataRouterState.errors) {
      // Don't bail if we have data router errors so we can render them in the
      // boundary.  Use the pre-matched (or shimmed) matches
      matches = dataRouterState.matches;
    } else if (future?.v7_partialHydration && parentMatches.length === 0 && !dataRouterState.initialized && dataRouterState.matches.length > 0) {
      // Don't bail if we're initializing with partial hydration and we have
      // router matches.  That means we're actively running `patchRoutesOnNavigation`
      // so we should render down the partial matches to the appropriate
      // `HydrateFallback`.  We only do this if `parentMatches` is empty so it
      // only impacts the root matches for `RouterProvider` and no descendant
      // `<Routes>`
      matches = dataRouterState.matches;
    } else {
      return null;
    }
  }
  let renderedMatches = matches;
  // If we have data errors, trim matches to the highest error boundary
  let errors = dataRouterState?.errors;
  if (errors != null) {
    let errorIndex = renderedMatches.findIndex(m => m.route.id && errors?.[m.route.id] !== undefined);
    !(errorIndex >= 0) ? UNSAFE_invariant(false, `Could not find a matching route for errors on route IDs: ${Object.keys(errors).join(",")}`)  : void 0;
    renderedMatches = renderedMatches.slice(0, Math.min(renderedMatches.length, errorIndex + 1));
  }
  // If we're in a partial hydration mode, detect if we need to render down to
  // a given HydrateFallback while we load the rest of the hydration data
  let renderFallback = false;
  let fallbackIndex = -1;
  if (dataRouterState && future && future.v7_partialHydration) {
    for (let i = 0; i < renderedMatches.length; i++) {
      let match = renderedMatches[i];
      // Track the deepest fallback up until the first route without data
      if (match.route.HydrateFallback || match.route.hydrateFallbackElement) {
        fallbackIndex = i;
      }
      if (match.route.id) {
        let {
          loaderData,
          errors: _errors
        } = dataRouterState;
        let needsToRunLoader = match.route.loader && loaderData[match.route.id] === undefined && (!_errors || _errors[match.route.id] === undefined);
        if (match.route.lazy || needsToRunLoader) {
          // We found the first route that's not ready to render (waiting on
          // lazy, or has a loader that hasn't run yet).  Flag that we need to
          // render a fallback and render up until the appropriate fallback
          renderFallback = true;
          if (fallbackIndex >= 0) {
            renderedMatches = renderedMatches.slice(0, fallbackIndex + 1);
          } else {
            renderedMatches = [renderedMatches[0]];
          }
          break;
        }
      }
    }
  }
  return renderedMatches.reduceRight((outlet, match, index) => {
    // Only data routers handle errors/fallbacks
    let error;
    let shouldRenderHydrateFallback = false;
    let errorElement = null;
    let hydrateFallbackElement = null;
    if (dataRouterState) {
      error = errors && match.route.id ? errors[match.route.id] : undefined;
      errorElement = match.route.errorElement || defaultErrorElement;
      if (renderFallback) {
        if (fallbackIndex < 0 && index === 0) {
          warningOnce("route-fallback", false, "No `HydrateFallback` element provided to render during initial hydration");
          shouldRenderHydrateFallback = true;
          hydrateFallbackElement = null;
        } else if (fallbackIndex === index) {
          shouldRenderHydrateFallback = true;
          hydrateFallbackElement = match.route.hydrateFallbackElement || null;
        }
      }
    }
    let matches = parentMatches.concat(renderedMatches.slice(0, index + 1));
    let getChildren = () => {
      let children;
      if (error) {
        children = errorElement;
      } else if (shouldRenderHydrateFallback) {
        children = hydrateFallbackElement;
      } else if (match.route.Component) {
        // Note: This is a de-optimized path since React won't re-use the
        // ReactElement since it's identity changes with each new
        // React.createElement call.  We keep this so folks can use
        // `<Route Component={...}>` in `<Routes>` but generally `Component`
        // usage is only advised in `RouterProvider` when we can convert it to
        // `element` ahead of time.
        children = /*#__PURE__*/React.createElement(match.route.Component, null);
      } else if (match.route.element) {
        children = match.route.element;
      } else {
        children = outlet;
      }
      return /*#__PURE__*/React.createElement(RenderedRoute, {
        match: match,
        routeContext: {
          outlet,
          matches,
          isDataRoute: dataRouterState != null
        },
        children: children
      });
    };
    // Only wrap in an error boundary within data router usages when we have an
    // ErrorBoundary/errorElement on this route.  Otherwise let it bubble up to
    // an ancestor ErrorBoundary/errorElement
    return dataRouterState && (match.route.ErrorBoundary || match.route.errorElement || index === 0) ? /*#__PURE__*/React.createElement(RenderErrorBoundary, {
      location: dataRouterState.location,
      revalidation: dataRouterState.revalidation,
      component: errorElement,
      error: error,
      children: getChildren(),
      routeContext: {
        outlet: null,
        matches,
        isDataRoute: true
      }
    }) : getChildren();
  }, null);
}
var DataRouterHook;
(function (DataRouterHook) {
  DataRouterHook["UseBlocker"] = "useBlocker";
  DataRouterHook["UseRevalidator"] = "useRevalidator";
  DataRouterHook["UseNavigateStable"] = "useNavigate";
})(DataRouterHook || (DataRouterHook = {}));
var DataRouterStateHook;
(function (DataRouterStateHook) {
  DataRouterStateHook["UseBlocker"] = "useBlocker";
  DataRouterStateHook["UseLoaderData"] = "useLoaderData";
  DataRouterStateHook["UseActionData"] = "useActionData";
  DataRouterStateHook["UseRouteError"] = "useRouteError";
  DataRouterStateHook["UseNavigation"] = "useNavigation";
  DataRouterStateHook["UseRouteLoaderData"] = "useRouteLoaderData";
  DataRouterStateHook["UseMatches"] = "useMatches";
  DataRouterStateHook["UseRevalidator"] = "useRevalidator";
  DataRouterStateHook["UseNavigateStable"] = "useNavigate";
  DataRouterStateHook["UseRouteId"] = "useRouteId";
})(DataRouterStateHook || (DataRouterStateHook = {}));
function getDataRouterConsoleError(hookName) {
  return `${hookName} must be used within a data router.  See https://reactrouter.com/v6/routers/picking-a-router.`;
}
function useDataRouterContext(hookName) {
  let ctx = React.useContext(DataRouterContext);
  !ctx ? UNSAFE_invariant(false, getDataRouterConsoleError(hookName))  : void 0;
  return ctx;
}
function useDataRouterState(hookName) {
  let state = React.useContext(DataRouterStateContext);
  !state ? UNSAFE_invariant(false, getDataRouterConsoleError(hookName))  : void 0;
  return state;
}
function useRouteContext(hookName) {
  let route = React.useContext(RouteContext);
  !route ? UNSAFE_invariant(false, getDataRouterConsoleError(hookName))  : void 0;
  return route;
}
// Internal version with hookName-aware debugging
function useCurrentRouteId(hookName) {
  let route = useRouteContext(hookName);
  let thisRoute = route.matches[route.matches.length - 1];
  !thisRoute.route.id ? UNSAFE_invariant(false, `${hookName} can only be used on routes that contain a unique "id"`)  : void 0;
  return thisRoute.route.id;
}
/**
 * Returns the ID for the nearest contextual route
 */
function useRouteId() {
  return useCurrentRouteId(DataRouterStateHook.UseRouteId);
}
/**
 * Returns the current navigation, defaulting to an "idle" navigation when
 * no navigation is in progress
 */
function useNavigation() {
  let state = useDataRouterState(DataRouterStateHook.UseNavigation);
  return state.navigation;
}
/**
 * Returns a revalidate function for manually triggering revalidation, as well
 * as the current state of any manual revalidations
 */
function useRevalidator() {
  let dataRouterContext = useDataRouterContext(DataRouterHook.UseRevalidator);
  let state = useDataRouterState(DataRouterStateHook.UseRevalidator);
  return React.useMemo(() => ({
    revalidate: dataRouterContext.router.revalidate,
    state: state.revalidation
  }), [dataRouterContext.router.revalidate, state.revalidation]);
}
/**
 * Returns the active route matches, useful for accessing loaderData for
 * parent/child routes or the route "handle" property
 */
function useMatches() {
  let {
    matches,
    loaderData
  } = useDataRouterState(DataRouterStateHook.UseMatches);
  return React.useMemo(() => matches.map(m => UNSAFE_convertRouteMatchToUiMatch(m, loaderData)), [matches, loaderData]);
}
/**
 * Returns the loader data for the nearest ancestor Route loader
 */
function useLoaderData() {
  let state = useDataRouterState(DataRouterStateHook.UseLoaderData);
  let routeId = useCurrentRouteId(DataRouterStateHook.UseLoaderData);
  if (state.errors && state.errors[routeId] != null) {
    console.error(`You cannot \`useLoaderData\` in an errorElement (routeId: ${routeId})`);
    return undefined;
  }
  return state.loaderData[routeId];
}
/**
 * Returns the loaderData for the given routeId
 */
function useRouteLoaderData(routeId) {
  let state = useDataRouterState(DataRouterStateHook.UseRouteLoaderData);
  return state.loaderData[routeId];
}
/**
 * Returns the action data for the nearest ancestor Route action
 */
function useActionData() {
  let state = useDataRouterState(DataRouterStateHook.UseActionData);
  let routeId = useCurrentRouteId(DataRouterStateHook.UseLoaderData);
  return state.actionData ? state.actionData[routeId] : undefined;
}
/**
 * Returns the nearest ancestor Route error, which could be a loader/action
 * error or a render error.  This is intended to be called from your
 * ErrorBoundary/errorElement to display a proper error message.
 */
function useRouteError() {
  let error = React.useContext(RouteErrorContext);
  let state = useDataRouterState(DataRouterStateHook.UseRouteError);
  let routeId = useCurrentRouteId(DataRouterStateHook.UseRouteError);
  // If this was a render error, we put it in a RouteError context inside
  // of RenderErrorBoundary
  if (error !== undefined) {
    return error;
  }
  // Otherwise look for errors from our data router state
  return state.errors?.[routeId];
}
/**
 * Returns the happy-path data from the nearest ancestor `<Await />` value
 */
function useAsyncValue() {
  let value = React.useContext(AwaitContext);
  return value?._data;
}
/**
 * Returns the error from the nearest ancestor `<Await />` value
 */
function useAsyncError() {
  let value = React.useContext(AwaitContext);
  return value?._error;
}
let blockerId = 0;
/**
 * Allow the application to block navigations within the SPA and present the
 * user a confirmation dialog to confirm the navigation.  Mostly used to avoid
 * using half-filled form data.  This does not handle hard-reloads or
 * cross-origin navigations.
 */
function useBlocker(shouldBlock) {
  let {
    router,
    basename
  } = useDataRouterContext(DataRouterHook.UseBlocker);
  let state = useDataRouterState(DataRouterStateHook.UseBlocker);
  let [blockerKey, setBlockerKey] = React.useState("");
  let blockerFunction = React.useCallback(arg => {
    if (typeof shouldBlock !== "function") {
      return !!shouldBlock;
    }
    if (basename === "/") {
      return shouldBlock(arg);
    }
    // If they provided us a function and we've got an active basename, strip
    // it from the locations we expose to the user to match the behavior of
    // useLocation
    let {
      currentLocation,
      nextLocation,
      historyAction
    } = arg;
    return shouldBlock({
      currentLocation: {
        ...currentLocation,
        pathname: stripBasename(currentLocation.pathname, basename) || currentLocation.pathname
      },
      nextLocation: {
        ...nextLocation,
        pathname: stripBasename(nextLocation.pathname, basename) || nextLocation.pathname
      },
      historyAction
    });
  }, [basename, shouldBlock]);
  // This effect is in charge of blocker key assignment and deletion (which is
  // tightly coupled to the key)
  React.useEffect(() => {
    let key = String(++blockerId);
    setBlockerKey(key);
    return () => router.deleteBlocker(key);
  }, [router]);
  // This effect handles assigning the blockerFunction.  This is to handle
  // unstable blocker function identities, and happens only after the prior
  // effect so we don't get an orphaned blockerFunction in the router with a
  // key of "".  Until then we just have the IDLE_BLOCKER.
  React.useEffect(() => {
    if (blockerKey !== "") {
      router.getBlocker(blockerKey, blockerFunction);
    }
  }, [router, blockerKey, blockerFunction]);
  // Prefer the blocker from `state` not `router.state` since DataRouterContext
  // is memoized so this ensures we update on blocker state updates
  return blockerKey && state.blockers.has(blockerKey) ? state.blockers.get(blockerKey) : IDLE_BLOCKER;
}
/**
 * Stable version of useNavigate that is used when we are in the context of
 * a RouterProvider.
 */
function useNavigateStable() {
  let {
    router
  } = useDataRouterContext(DataRouterHook.UseNavigateStable);
  let id = useCurrentRouteId(DataRouterStateHook.UseNavigateStable);
  let activeRef = React.useRef(false);
  useIsomorphicLayoutEffect(() => {
    activeRef.current = true;
  });
  let navigate = React.useCallback((to, options = {}) => {
    UNSAFE_warning(activeRef.current, navigateEffectWarning) ;
    // Short circuit here since if this happens on first render the navigate
    // is useless because we haven't wired up our router subscriber yet
    if (!activeRef.current) return;
    if (typeof to === "number") {
      router.navigate(to);
    } else {
      router.navigate(to, {
        fromRouteId: id,
        ...options
      });
    }
  }, [router, id]);
  return navigate;
}
const alreadyWarned$1 = {};
function warningOnce(key, cond, message) {
  if (!cond && !alreadyWarned$1[key]) {
    alreadyWarned$1[key] = true;
    UNSAFE_warning(false, message) ;
  }
}

/**
  Webpack + React 17 fails to compile on any of the following because webpack
  complains that `startTransition` doesn't exist in `React`:
  * import { startTransition } from "react"
  * import * as React from from "react";
    "startTransition" in React ? React.startTransition(() => setState()) : setState()
  * import * as React from from "react";
    "startTransition" in React ? React["startTransition"](() => setState()) : setState()

Moving it to a constant such as the following solves the Webpack/React 17 issue:
  * import * as React from from "react";
    const START_TRANSITION = "startTransition";
    START_TRANSITION in React ? React[START_TRANSITION](() => setState()) : setState()

However, that introduces webpack/terser minification issues in production builds
  in React 18 where minification/obfuscation ends up removing the call of
  React.startTransition entirely from the first half of the ternary.  Grabbing
  this exported reference once up front resolves that issue.

See https://github.com/remix-run/react-router/issues/10579
*/
const START_TRANSITION = "startTransition";
const startTransitionImpl = React[START_TRANSITION];
/**
 * Given a Remix Router instance, render the appropriate UI
 */
function RouterProvider({
  fallbackElement,
  router,
  future
}) {
  let [state, setStateImpl] = React.useState(router.state);
  let {
    v7_startTransition
  } = future || {};
  let setState = React.useCallback(newState => {
    if (v7_startTransition && startTransitionImpl) {
      startTransitionImpl(() => setStateImpl(newState));
    } else {
      setStateImpl(newState);
    }
  }, [setStateImpl, v7_startTransition]);
  // Need to use a layout effect here so we are subscribed early enough to
  // pick up on any render-driven redirects/navigations (useEffect/<Navigate>)
  React.useLayoutEffect(() => router.subscribe(setState), [router, setState]);
  React.useEffect(() => {
    UNSAFE_warning(fallbackElement == null || !router.future.v7_partialHydration, "`<RouterProvider fallbackElement>` is deprecated when using " + "`v7_partialHydration`, use a `HydrateFallback` component instead") ;
    // Only log this once on initial mount
    // eslint-disable-next-line react-hooks/exhaustive-deps
  }, []);
  let navigator = React.useMemo(() => {
    return {
      createHref: router.createHref,
      encodeLocation: router.encodeLocation,
      go: n => router.navigate(n),
      push: (to, state, opts) => router.navigate(to, {
        state,
        preventScrollReset: opts?.preventScrollReset
      }),
      replace: (to, state, opts) => router.navigate(to, {
        replace: true,
        state,
        preventScrollReset: opts?.preventScrollReset
      })
    };
  }, [router]);
  let basename = router.basename || "/";
  let dataRouterContext = React.useMemo(() => ({
    router,
    navigator,
    static: false,
    basename
  }), [router, navigator, basename]);
  React.useEffect(() => logV6DeprecationWarnings(future, router.future), [router, future]);
  // The fragment and {null} here are important!  We need them to keep React 18's
  // useId happy when we are server-rendering since we may have a <script> here
  // containing the hydrated server-side staticContext (from StaticRouterProvider).
  // useId relies on the component tree structure to generate deterministic id's
  // so we need to ensure it remains the same on the client even though
  // we don't need the <script> tag
  return /*#__PURE__*/React.createElement(React.Fragment, null, /*#__PURE__*/React.createElement(DataRouterContext.Provider, {
    value: dataRouterContext
  }, /*#__PURE__*/React.createElement(DataRouterStateContext.Provider, {
    value: state
  }, /*#__PURE__*/React.createElement(Router, {
    basename: basename,
    location: state.location,
    navigationType: state.historyAction,
    navigator: navigator,
    future: {
      v7_relativeSplatPath: router.future.v7_relativeSplatPath
    }
  }, state.initialized || router.future.v7_partialHydration ? /*#__PURE__*/React.createElement(DataRoutes, {
    routes: router.routes,
    future: router.future,
    state: state
  }) : fallbackElement))), null);
}
function DataRoutes({
  routes,
  future,
  state
}) {
  return useRoutesImpl(routes, undefined, state, future);
}
/**
 * A `<Router>` that stores all entries in memory.
 *
 * @see https://reactrouter.com/v6/router-components/memory-router
 */
function MemoryRouter({
  basename,
  children,
  initialEntries,
  initialIndex,
  future
}) {
  let historyRef = React.useRef();
  if (historyRef.current == null) {
    historyRef.current = createMemoryHistory({
      initialEntries,
      initialIndex,
      v5Compat: true
    });
  }
  let history = historyRef.current;
  let [state, setStateImpl] = React.useState({
    action: history.action,
    location: history.location
  });
  let {
    v7_startTransition
  } = future || {};
  let setState = React.useCallback(newState => {
    v7_startTransition && startTransitionImpl ? startTransitionImpl(() => setStateImpl(newState)) : setStateImpl(newState);
  }, [setStateImpl, v7_startTransition]);
  React.useLayoutEffect(() => history.listen(setState), [history, setState]);
  React.useEffect(() => logV6DeprecationWarnings(future), [future]);
  return /*#__PURE__*/React.createElement(Router, {
    basename: basename,
    children: children,
    location: state.location,
    navigationType: state.action,
    navigator: history,
    future: future
  });
}
/**
 * Changes the current location.
 *
 * Note: This API is mostly useful in React.Component subclasses that are not
 * able to use hooks. In functional components, we recommend you use the
 * `useNavigate` hook instead.
 *
 * @see https://reactrouter.com/v6/components/navigate
 */
function Navigate({
  to,
  replace,
  state,
  relative
}) {
  !useInRouterContext() ? UNSAFE_invariant(false,
  // TODO: This error is probably because they somehow have 2 versions of
  // the router loaded. We can help them understand how to avoid that.
  `<Navigate> may be used only in the context of a <Router> component.`)  : void 0;
  let {
    future,
    static: isStatic
  } = React.useContext(NavigationContext);
  UNSAFE_warning(!isStatic, `<Navigate> must not be used on the initial render in a <StaticRouter>. ` + `This is a no-op, but you should modify your code so the <Navigate> is ` + `only ever rendered in response to some user interaction or state change.`) ;
  let {
    matches
  } = React.useContext(RouteContext);
  let {
    pathname: locationPathname
  } = useLocation();
  let navigate = useNavigate();
  // Resolve the path outside of the effect so that when effects run twice in
  // StrictMode they navigate to the same place
  let path = resolveTo(to, UNSAFE_getResolveToMatches(matches, future.v7_relativeSplatPath), locationPathname, relative === "path");
  let jsonPath = JSON.stringify(path);
  React.useEffect(() => navigate(JSON.parse(jsonPath), {
    replace,
    state,
    relative
  }), [navigate, jsonPath, relative, replace, state]);
  return null;
}
/**
 * Renders the child route's element, if there is one.
 *
 * @see https://reactrouter.com/v6/components/outlet
 */
function Outlet(props) {
  return useOutlet(props.context);
}
/**
 * Declares an element that should be rendered at a certain URL path.
 *
 * @see https://reactrouter.com/v6/components/route
 */
function Route(_props) {
  UNSAFE_invariant(false, `A <Route> is only ever to be used as the child of <Routes> element, ` + `never rendered directly. Please wrap your <Route> in a <Routes>.`)  ;
}
/**
 * Provides location context for the rest of the app.
 *
 * Note: You usually won't render a `<Router>` directly. Instead, you'll render a
 * router that is more specific to your environment such as a `<BrowserRouter>`
 * in web browsers or a `<StaticRouter>` for server rendering.
 *
 * @see https://reactrouter.com/v6/router-components/router
 */
function Router({
  basename: basenameProp = "/",
  children = null,
  location: locationProp,
  navigationType = Action.Pop,
  navigator,
  static: staticProp = false,
  future
}) {
  !!useInRouterContext() ? UNSAFE_invariant(false, `You cannot render a <Router> inside another <Router>.` + ` You should never have more than one in your app.`)  : void 0;
  // Preserve trailing slashes on basename, so we can let the user control
  // the enforcement of trailing slashes throughout the app
  let basename = basenameProp.replace(/^\/*/, "/");
  let navigationContext = React.useMemo(() => ({
    basename,
    navigator,
    static: staticProp,
    future: {
      v7_relativeSplatPath: false,
      ...future
    }
  }), [basename, future, navigator, staticProp]);
  if (typeof locationProp === "string") {
    locationProp = parsePath(locationProp);
  }
  let {
    pathname = "/",
    search = "",
    hash = "",
    state = null,
    key = "default"
  } = locationProp;
  let locationContext = React.useMemo(() => {
    let trailingPathname = stripBasename(pathname, basename);
    if (trailingPathname == null) {
      return null;
    }
    return {
      location: {
        pathname: trailingPathname,
        search,
        hash,
        state,
        key
      },
      navigationType
    };
  }, [basename, pathname, search, hash, state, key, navigationType]);
  UNSAFE_warning(locationContext != null, `<Router basename="${basename}"> is not able to match the URL ` + `"${pathname}${search}${hash}" because it does not start with the ` + `basename, so the <Router> won't render anything.`) ;
  if (locationContext == null) {
    return null;
  }
  return /*#__PURE__*/React.createElement(NavigationContext.Provider, {
    value: navigationContext
  }, /*#__PURE__*/React.createElement(LocationContext.Provider, {
    children: children,
    value: locationContext
  }));
}
/**
 * A container for a nested tree of `<Route>` elements that renders the branch
 * that best matches the current location.
 *
 * @see https://reactrouter.com/v6/components/routes
 */
function Routes({
  children,
  location
}) {
  return useRoutes(createRoutesFromChildren(children), location);
}
/**
 * Component to use for rendering lazily loaded data from returning defer()
 * in a loader function
 */
function Await({
  children,
  errorElement,
  resolve
}) {
  return /*#__PURE__*/React.createElement(AwaitErrorBoundary, {
    resolve: resolve,
    errorElement: errorElement
  }, /*#__PURE__*/React.createElement(ResolveAwait, null, children));
}
var AwaitRenderStatus;
(function (AwaitRenderStatus) {
  AwaitRenderStatus[AwaitRenderStatus["pending"] = 0] = "pending";
  AwaitRenderStatus[AwaitRenderStatus["success"] = 1] = "success";
  AwaitRenderStatus[AwaitRenderStatus["error"] = 2] = "error";
})(AwaitRenderStatus || (AwaitRenderStatus = {}));
const neverSettledPromise = new Promise(() => {});
class AwaitErrorBoundary extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      error: null
    };
  }
  static getDerivedStateFromError(error) {
    return {
      error
    };
  }
  componentDidCatch(error, errorInfo) {
    console.error("<Await> caught the following error during render", error, errorInfo);
  }
  render() {
    let {
      children,
      errorElement,
      resolve
    } = this.props;
    let promise = null;
    let status = AwaitRenderStatus.pending;
    if (!(resolve instanceof Promise)) {
      // Didn't get a promise - provide as a resolved promise
      status = AwaitRenderStatus.success;
      promise = Promise.resolve();
      Object.defineProperty(promise, "_tracked", {
        get: () => true
      });
      Object.defineProperty(promise, "_data", {
        get: () => resolve
      });
    } else if (this.state.error) {
      // Caught a render error, provide it as a rejected promise
      status = AwaitRenderStatus.error;
      let renderError = this.state.error;
      promise = Promise.reject().catch(() => {}); // Avoid unhandled rejection warnings
      Object.defineProperty(promise, "_tracked", {
        get: () => true
      });
      Object.defineProperty(promise, "_error", {
        get: () => renderError
      });
    } else if (resolve._tracked) {
      // Already tracked promise - check contents
      promise = resolve;
      status = "_error" in promise ? AwaitRenderStatus.error : "_data" in promise ? AwaitRenderStatus.success : AwaitRenderStatus.pending;
    } else {
      // Raw (untracked) promise - track it
      status = AwaitRenderStatus.pending;
      Object.defineProperty(resolve, "_tracked", {
        get: () => true
      });
      promise = resolve.then(data => Object.defineProperty(resolve, "_data", {
        get: () => data
      }), error => Object.defineProperty(resolve, "_error", {
        get: () => error
      }));
    }
    if (status === AwaitRenderStatus.error && promise._error instanceof AbortedDeferredError) {
      // Freeze the UI by throwing a never resolved promise
      throw neverSettledPromise;
    }
    if (status === AwaitRenderStatus.error && !errorElement) {
      // No errorElement, throw to the nearest route-level error boundary
      throw promise._error;
    }
    if (status === AwaitRenderStatus.error) {
      // Render via our errorElement
      return /*#__PURE__*/React.createElement(AwaitContext.Provider, {
        value: promise,
        children: errorElement
      });
    }
    if (status === AwaitRenderStatus.success) {
      // Render children with resolved value
      return /*#__PURE__*/React.createElement(AwaitContext.Provider, {
        value: promise,
        children: children
      });
    }
    // Throw to the suspense boundary
    throw promise;
  }
}
/**
 * @private
 * Indirection to leverage useAsyncValue for a render-prop API on `<Await>`
 */
function ResolveAwait({
  children
}) {
  let data = useAsyncValue();
  let toRender = typeof children === "function" ? children(data) : children;
  return /*#__PURE__*/React.createElement(React.Fragment, null, toRender);
}
///////////////////////////////////////////////////////////////////////////////
// UTILS
///////////////////////////////////////////////////////////////////////////////
/**
 * Creates a route config from a React "children" object, which is usually
 * either a `<Route>` element or an array of them. Used internally by
 * `<Routes>` to create a route config from its children.
 *
 * @see https://reactrouter.com/v6/utils/create-routes-from-children
 */
function createRoutesFromChildren(children, parentPath = []) {
  let routes = [];
  React.Children.forEach(children, (element, index) => {
    if (! /*#__PURE__*/React.isValidElement(element)) {
      // Ignore non-elements. This allows people to more easily inline
      // conditionals in their route config.
      return;
    }
    let treePath = [...parentPath, index];
    if (element.type === React.Fragment) {
      // Transparently support React.Fragment and its children.
      routes.push.apply(routes, createRoutesFromChildren(element.props.children, treePath));
      return;
    }
    !(element.type === Route) ? UNSAFE_invariant(false, `[${typeof element.type === "string" ? element.type : element.type.name}] is not a <Route> component. All component children of <Routes> must be a <Route> or <React.Fragment>`)  : void 0;
    !(!element.props.index || !element.props.children) ? UNSAFE_invariant(false, "An index route cannot have child routes.")  : void 0;
    let route = {
      id: element.props.id || treePath.join("-"),
      caseSensitive: element.props.caseSensitive,
      element: element.props.element,
      Component: element.props.Component,
      index: element.props.index,
      path: element.props.path,
      loader: element.props.loader,
      action: element.props.action,
      errorElement: element.props.errorElement,
      ErrorBoundary: element.props.ErrorBoundary,
      hasErrorBoundary: element.props.ErrorBoundary != null || element.props.errorElement != null,
      shouldRevalidate: element.props.shouldRevalidate,
      handle: element.props.handle,
      lazy: element.props.lazy
    };
    if (element.props.children) {
      route.children = createRoutesFromChildren(element.props.children, treePath);
    }
    routes.push(route);
  });
  return routes;
}
/**
 * Renders the result of `matchRoutes()` into a React element.
 */
function renderMatches(matches) {
  return _renderMatches(matches);
}

export { Await, MemoryRouter, Navigate, Outlet, Route, Router, RouterProvider, Routes, DataRouterContext as UNSAFE_DataRouterContext, DataRouterStateContext as UNSAFE_DataRouterStateContext, LocationContext as UNSAFE_LocationContext, NavigationContext as UNSAFE_NavigationContext, RouteContext as UNSAFE_RouteContext, logV6DeprecationWarnings as UNSAFE_logV6DeprecationWarnings, mapRouteProperties as UNSAFE_mapRouteProperties, useRouteId as UNSAFE_useRouteId, useRoutesImpl as UNSAFE_useRoutesImpl, createMemoryRouter, createRoutesFromChildren, createRoutesFromChildren as createRoutesFromElements, renderMatches, useActionData, useAsyncError, useAsyncValue, useBlocker, useHref, useInRouterContext, useLoaderData, useLocation, useMatch, useMatches, useNavigate, useNavigation, useNavigationType, useOutlet, useOutletContext, useParams, useResolvedPath, useRevalidator, useRouteError, useRouteLoaderData, useRoutes };
//# sourceMappingURL=react-router.development.js.map