@tanstack/react-router/dist/cjs/ssr/renderRouterToStream.cjs.map

Modern and scalable routing for React applications

{"version":3,"file":"renderRouterToStream.cjs","sources":["../../../src/ssr/renderRouterToStream.tsx"],"sourcesContent":["import { PassThrough } from 'node:stream'\nimport ReactDOMServer from 'react-dom/server'\nimport { isbot } from 'isbot'\nimport {\n  transformPipeableStreamWithRouter,\n  transformReadableStreamWithRouter,\n} from '@tanstack/router-core/ssr/server'\nimport type { AnyRouter } from '@tanstack/router-core'\nimport type { ReadableStream } from 'node:stream/web'\nimport type { ReactNode } from 'react'\n\nexport const renderRouterToStream = async ({\n  request,\n  router,\n  responseHeaders,\n  children,\n}: {\n  request: Request\n  router: AnyRouter\n  responseHeaders: Headers\n  children: ReactNode\n}) => {\n  if (typeof ReactDOMServer.renderToReadableStream === 'function') {\n    const stream = await ReactDOMServer.renderToReadableStream(children, {\n      signal: request.signal,\n      nonce: router.options.ssr?.nonce,\n      progressiveChunkSize: Number.POSITIVE_INFINITY,\n    })\n\n    if (isbot(request.headers.get('User-Agent'))) {\n      await stream.allReady\n    }\n\n    const responseStream = transformReadableStreamWithRouter(\n      router,\n      stream as unknown as ReadableStream,\n    )\n    return new Response(responseStream as any, {\n      status: router.state.statusCode,\n      headers: responseHeaders,\n    })\n  }\n\n  if (typeof ReactDOMServer.renderToPipeableStream === 'function') {\n    const reactAppPassthrough = new PassThrough()\n\n    try {\n      const pipeable = ReactDOMServer.renderToPipeableStream(children, {\n        nonce: router.options.ssr?.nonce,\n        progressiveChunkSize: Number.POSITIVE_INFINITY,\n        ...(isbot(request.headers.get('User-Agent'))\n          ? {\n              onAllReady() {\n                pipeable.pipe(reactAppPassthrough)\n              },\n            }\n          : {\n              onShellReady() {\n                pipeable.pipe(reactAppPassthrough)\n              },\n            }),\n        onError: (error, info) => {\n          console.error('Error in renderToPipeableStream:', error, info)\n          // Destroy the passthrough stream on error\n          if (!reactAppPassthrough.destroyed) {\n            reactAppPassthrough.destroy(\n              error instanceof Error ? error : new Error(String(error)),\n            )\n          }\n        },\n      })\n    } catch (e) {\n      console.error('Error in renderToPipeableStream:', e)\n      reactAppPassthrough.destroy(e instanceof Error ? e : new Error(String(e)))\n    }\n\n    const responseStream = transformPipeableStreamWithRouter(\n      router,\n      reactAppPassthrough,\n    )\n    return new Response(responseStream as any, {\n      status: router.state.statusCode,\n      headers: responseHeaders,\n    })\n  }\n\n  throw new Error(\n    'No renderToReadableStream or renderToPipeableStream found in react-dom/server. Ensure you are using a version of react-dom that supports streaming.',\n  )\n}\n"],"names":["isbot","transformReadableStreamWithRouter","PassThrough","transformPipeableStreamWithRouter"],"mappings":";;;;;;AAWO,MAAM,uBAAuB,OAAO;AAAA,EACzC;AAAA,EACA;AAAA,EACA;AAAA,EACA;AACF,MAKM;AACJ,MAAI,OAAO,eAAe,2BAA2B,YAAY;AAC/D,UAAM,SAAS,MAAM,eAAe,uBAAuB,UAAU;AAAA,MACnE,QAAQ,QAAQ;AAAA,MAChB,OAAO,OAAO,QAAQ,KAAK;AAAA,MAC3B,sBAAsB,OAAO;AAAA,IAAA,CAC9B;AAED,QAAIA,MAAAA,MAAM,QAAQ,QAAQ,IAAI,YAAY,CAAC,GAAG;AAC5C,YAAM,OAAO;AAAA,IACf;AAEA,UAAM,iBAAiBC,OAAAA;AAAAA,MACrB;AAAA,MACA;AAAA,IAAA;AAEF,WAAO,IAAI,SAAS,gBAAuB;AAAA,MACzC,QAAQ,OAAO,MAAM;AAAA,MACrB,SAAS;AAAA,IAAA,CACV;AAAA,EACH;AAEA,MAAI,OAAO,eAAe,2BAA2B,YAAY;AAC/D,UAAM,sBAAsB,IAAIC,wBAAA;AAEhC,QAAI;AACF,YAAM,WAAW,eAAe,uBAAuB,UAAU;AAAA,QAC/D,OAAO,OAAO,QAAQ,KAAK;AAAA,QAC3B,sBAAsB,OAAO;AAAA,QAC7B,GAAIF,MAAAA,MAAM,QAAQ,QAAQ,IAAI,YAAY,CAAC,IACvC;AAAA,UACE,aAAa;AACX,qBAAS,KAAK,mBAAmB;AAAA,UACnC;AAAA,QAAA,IAEF;AAAA,UACE,eAAe;AACb,qBAAS,KAAK,mBAAmB;AAAA,UACnC;AAAA,QAAA;AAAA,QAEN,SAAS,CAAC,OAAO,SAAS;AACxB,kBAAQ,MAAM,oCAAoC,OAAO,IAAI;AAE7D,cAAI,CAAC,oBAAoB,WAAW;AAClC,gCAAoB;AAAA,cAClB,iBAAiB,QAAQ,QAAQ,IAAI,MAAM,OAAO,KAAK,CAAC;AAAA,YAAA;AAAA,UAE5D;AAAA,QACF;AAAA,MAAA,CACD;AAAA,IACH,SAAS,GAAG;AACV,cAAQ,MAAM,oCAAoC,CAAC;AACnD,0BAAoB,QAAQ,aAAa,QAAQ,IAAI,IAAI,MAAM,OAAO,CAAC,CAAC,CAAC;AAAA,IAC3E;AAEA,UAAM,iBAAiBG,OAAAA;AAAAA,MACrB;AAAA,MACA;AAAA,IAAA;AAEF,WAAO,IAAI,SAAS,gBAAuB;AAAA,MACzC,QAAQ,OAAO,MAAM;AAAA,MACrB,SAAS;AAAA,IAAA,CACV;AAAA,EACH;AAEA,QAAM,IAAI;AAAA,IACR;AAAA,EAAA;AAEJ;;"}