next-csrf/example/.next/cache/next-babel-loader/ebd0dab3f9671d856e4fdb3cf7bc10b6.json

CSRF mitigation library for Next.js

{"ast":null,"code":"\"use strict\";\n\nvar _interopRequireWildcard = require(\"@babel/runtime/helpers/interopRequireWildcard\");\n\nvar _interopRequireDefault = require(\"@babel/runtime/helpers/interopRequireDefault\");\n\nexports.__esModule = true;\nexports.useRouter = useRouter;\nexports.makePublicRouterInstance = makePublicRouterInstance;\nexports.createRouter = exports.withRouter = exports.default = void 0;\n\nvar _react = _interopRequireDefault(require(\"react\"));\n\nvar _router2 = _interopRequireWildcard(require(\"../next-server/lib/router/router\"));\n\nexports.Router = _router2.default;\nexports.NextRouter = _router2.NextRouter;\n\nvar _routerContext = require(\"../next-server/lib/router-context\");\n\nvar _withRouter = _interopRequireDefault(require(\"./with-router\"));\n\nexports.withRouter = _withRouter.default;\n/* global window */\n\nconst singletonRouter = {\n  router: null,\n  // holds the actual router instance\n  readyCallbacks: [],\n\n  ready(cb) {\n    if (this.router) return cb();\n\n    if (false) {\n      this.readyCallbacks.push(cb);\n    }\n  }\n\n}; // Create public properties and methods of the router in the singletonRouter\n\nconst urlPropertyFields = ['pathname', 'route', 'query', 'asPath', 'components', 'isFallback', 'basePath'];\nconst routerEvents = ['routeChangeStart', 'beforeHistoryChange', 'routeChangeComplete', 'routeChangeError', 'hashChangeStart', 'hashChangeComplete'];\nconst coreMethodFields = ['push', 'replace', 'reload', 'back', 'prefetch', 'beforePopState']; // Events is a static property on the router, the router doesn't have to be initialized to use it\n\nObject.defineProperty(singletonRouter, 'events', {\n  get() {\n    return _router2.default.events;\n  }\n\n});\nurlPropertyFields.forEach(field => {\n  // Here we need to use Object.defineProperty because, we need to return\n  // the property assigned to the actual router\n  // The value might get changed as we change routes and this is the\n  // proper way to access it\n  Object.defineProperty(singletonRouter, field, {\n    get() {\n      const router = getRouter();\n      return router[field];\n    }\n\n  });\n});\ncoreMethodFields.forEach(field => {\n  // We don't really know the types here, so we add them later instead\n  ;\n\n  singletonRouter[field] = (...args) => {\n    const router = getRouter();\n    return router[field](...args);\n  };\n});\nrouterEvents.forEach(event => {\n  singletonRouter.ready(() => {\n    _router2.default.events.on(event, (...args) => {\n      const eventField = `on${event.charAt(0).toUpperCase()}${event.substring(1)}`;\n      const _singletonRouter = singletonRouter;\n\n      if (_singletonRouter[eventField]) {\n        try {\n          _singletonRouter[eventField](...args);\n        } catch (err) {\n          console.error(`Error when running the Router event: ${eventField}`);\n          console.error(`${err.message}\\n${err.stack}`);\n        }\n      }\n    });\n  });\n});\n\nfunction getRouter() {\n  if (!singletonRouter.router) {\n    const message = 'No router instance found.\\n' + 'You should only use \"next/router\" inside the client side of your app.\\n';\n    throw new Error(message);\n  }\n\n  return singletonRouter.router;\n} // Export the singletonRouter and this is the public API.\n\n\nvar _default = singletonRouter; // Reexport the withRoute HOC\n\nexports.default = _default;\n\nfunction useRouter() {\n  return _react.default.useContext(_routerContext.RouterContext);\n} // INTERNAL APIS\n// -------------\n// (do not use following exports inside the app)\n// Create a router and assign it as the singleton instance.\n// This is used in client side when we are initilizing the app.\n// This should **not** use inside the server.\n\n\nconst createRouter = (...args) => {\n  singletonRouter.router = new _router2.default(...args);\n  singletonRouter.readyCallbacks.forEach(cb => cb());\n  singletonRouter.readyCallbacks = [];\n  return singletonRouter.router;\n}; // This function is used to create the `withRouter` router instance\n\n\nexports.createRouter = createRouter;\n\nfunction makePublicRouterInstance(router) {\n  const _router = router;\n  const instance = {};\n\n  for (const property of urlPropertyFields) {\n    if (typeof _router[property] === 'object') {\n      instance[property] = Object.assign({}, _router[property]); 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U : any\n\ntype RouterArgs = ClassArguments<typeof Router>\n\ntype SingletonRouterBase = {\n  router: Router | null\n  readyCallbacks: Array<() => any>\n  ready(cb: () => any): void\n}\n\nexport { Router, NextRouter }\n\nexport type SingletonRouter = SingletonRouterBase & NextRouter\n\nconst singletonRouter: SingletonRouterBase = {\n  router: null, // holds the actual router instance\n  readyCallbacks: [],\n  ready(cb: () => void) {\n    if (this.router) return cb()\n    if (typeof window !== 'undefined') {\n      this.readyCallbacks.push(cb)\n    }\n  },\n}\n\n// Create public properties and methods of the router in the singletonRouter\nconst urlPropertyFields = [\n  'pathname',\n  'route',\n  'query',\n  'asPath',\n  'components',\n  'isFallback',\n  'basePath',\n]\nconst routerEvents = [\n  'routeChangeStart',\n  'beforeHistoryChange',\n  'routeChangeComplete',\n  'routeChangeError',\n  'hashChangeStart',\n  'hashChangeComplete',\n]\nconst coreMethodFields = [\n  'push',\n  'replace',\n  'reload',\n  'back',\n  'prefetch',\n  'beforePopState',\n]\n\n// Events is a static property on the router, the router doesn't have to be initialized to use it\nObject.defineProperty(singletonRouter, 'events', {\n  get() {\n    return Router.events\n  },\n})\n\nurlPropertyFields.forEach((field) => {\n  // Here we need to use Object.defineProperty because, we need to return\n  // the property assigned to the actual router\n  // The value might get changed as we change routes and this is the\n  // proper way to access it\n  Object.defineProperty(singletonRouter, field, {\n    get() {\n      const router = getRouter() as any\n      return router[field] as string\n    },\n  })\n})\n\ncoreMethodFields.forEach((field) => {\n  // We don't really know the types here, so we add them later instead\n  ;(singletonRouter as any)[field] = (...args: any[]) => {\n    const router = getRouter() as any\n    return router[field](...args)\n  }\n})\n\nrouterEvents.forEach((event) => {\n  singletonRouter.ready(() => {\n    Router.events.on(event, (...args) => {\n      const eventField = `on${event.charAt(0).toUpperCase()}${event.substring(\n        1\n      )}`\n      const _singletonRouter = singletonRouter as any\n      if (_singletonRouter[eventField]) {\n        try {\n          _singletonRouter[eventField](...args)\n        } catch (err) {\n          console.error(`Error when running the Router event: ${eventField}`)\n          console.error(`${err.message}\\n${err.stack}`)\n        }\n      }\n    })\n  })\n})\n\nfunction getRouter(): Router {\n  if (!singletonRouter.router) {\n    const message =\n      'No router instance found.\\n' +\n      'You should only use \"next/router\" inside the client side of your app.\\n'\n    throw new Error(message)\n  }\n  return singletonRouter.router\n}\n\n// Export the singletonRouter and this is the public API.\nexport default singletonRouter as SingletonRouter\n\n// Reexport the withRoute HOC\nexport { default as withRouter } from './with-router'\n\nexport function useRouter(): NextRouter {\n  return React.useContext(RouterContext)\n}\n\n// INTERNAL APIS\n// -------------\n// (do not use following exports inside the app)\n\n// Create a router and assign it as the singleton instance.\n// This is used in client side when we are initilizing the app.\n// This should **not** use inside the server.\nexport const createRouter = (...args: RouterArgs): Router => {\n  singletonRouter.router = new Router(...args)\n  singletonRouter.readyCallbacks.forEach((cb) => cb())\n  singletonRouter.readyCallbacks = []\n\n  return singletonRouter.router\n}\n\n// This function is used to create the `withRouter` router instance\nexport function makePublicRouterInstance(router: Router): NextRouter {\n  const _router = router as any\n  const instance = {} as any\n\n  for (const property of urlPropertyFields) {\n    if (typeof _router[property] === 'object') {\n      instance[property] = Object.assign({}, _router[property]) // makes sure query is not stateful\n      continue\n    }\n\n    instance[property] = _router[property]\n  }\n\n  // Events is a static property on the router, the router doesn't have to be initialized to use it\n  instance.events = Router.events\n\n  coreMethodFields.forEach((field) => {\n    instance[field] = (...args: any[]) => {\n      return _router[field](...args)\n    }\n  })\n\n  return instance\n}\n"]},"metadata":{},"sourceType":"script"}