use-sync-external-store/cjs/use-sync-external-store.development.js

Backwards compatible shim for React's useSyncExternalStore. Works with any React that supports hooks.

/**
 * @license React
 * use-sync-external-store.development.js
 *
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

"use strict";
"production" !== process.env.NODE_ENV &&
  (function () {
    "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
      "function" ===
        typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart &&
      __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart(Error());
    var React = require("react"),
      ReactSharedInternals =
        React.__CLIENT_INTERNALS_DO_NOT_USE_OR_WARN_USERS_THEY_CANNOT_UPGRADE,
      supportsCreateTask = !!console.createTask;
    React = React.useSyncExternalStore;
    (function (format) {
      for (
        var _len2 = arguments.length,
          args = Array(1 < _len2 ? _len2 - 1 : 0),
          _key2 = 1;
        _key2 < _len2;
        _key2++
      )
        args[_key2 - 1] = arguments[_key2];
      _len2 = format;
      _key2 = Error("react-stack-top-frame");
      !supportsCreateTask &&
        ReactSharedInternals.getCurrentStack &&
        ((_key2 = ReactSharedInternals.getCurrentStack(_key2)),
        "" !== _key2 && ((_len2 += "%s"), (args = args.concat([_key2]))));
      args.unshift(_len2);
      Function.prototype.apply.call(console.error, console, args);
    })(
      "The main 'use-sync-external-store' entry point is not supported; all it does is re-export useSyncExternalStore from the 'react' package, so it only works with React 18+.\n\nIf you wish to support React 16 and 17, import from 'use-sync-external-store/shim' instead. It will fall back to a shimmed implementation when the native one is not available.\n\nIf you only support React 18+, you can import directly from 'react'."
    );
    exports.useSyncExternalStore = React;
    "undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
      "function" ===
        typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&
      __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop(Error());
  })();