tabs-state-sync/dist/index.js

it is a tiny React hook that makes your app state instantly sync across tabs

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/index.ts
var index_exports = {};
__export(index_exports, {
  useSyncedState: () => useSyncedState
});
module.exports = __toCommonJS(index_exports);

// src/useSyncedState.ts
var import_react = require("react");
function useSyncedState(key, defaultValue) {
  const [state, setState] = (0, import_react.useState)(() => {
    try {
      const stored = localStorage.getItem(key);
      return stored ? JSON.parse(stored) : defaultValue;
    } catch {
      return defaultValue;
    }
  });
  (0, import_react.useEffect)(() => {
    const handler = (e) => {
      if (e.key === key && e.newValue !== null) {
        try {
          setState(JSON.parse(e.newValue));
        } catch {
        }
      }
    };
    window.addEventListener("storage", handler);
    return () => window.removeEventListener("storage", handler);
  }, [key]);
  const updateState = (value) => {
    setState(value);
    try {
      localStorage.setItem(key, JSON.stringify(value));
    } catch {
    }
  };
  return [state, updateState];
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  useSyncedState
});