vite-plugin-react-server
Version:
Vite plugin for React Server Components (RSC)
95 lines (92 loc) • 11.3 kB
JavaScript
/**
* vite-plugin-react-server
* Copyright (c) Nico Brinkkemper
* MIT License
*/
import { join } from 'node:path';
import { createReadStream } from 'node:fs';
import { stat } from 'node:fs/promises';
import { pipeline } from 'node:stream/promises';
import { requestInfo } from '../helpers/requestInfo.js';
import { logError } from '../error/logError.js';
const configurePreviewServer = function _configurePreviewServer({ server, userOptions }) {
const staticHostDir = join(
userOptions.projectRoot,
userOptions.build.outDir,
userOptions.build.static
);
server.middlewares.use(async (req, res, next) => {
if (!req.url) {
return next();
}
const logger = server.config.customLogger || server.config.logger;
const handlerOptions = {
...userOptions,
logger
};
const { contentType, filePath, isRscRequest } = requestInfo(
req,
handlerOptions,
staticHostDir
);
if (filePath && isRscRequest) {
try {
const stats = await stat(filePath);
if (stats.isFile()) {
res.setHeader("Content-Type", contentType);
const controller = new AbortController();
const { signal } = controller;
if (!res.writable) {
res.statusCode = 499;
res.end("Client closed request");
return;
}
try {
const readStream = createReadStream(filePath);
readStream.on("error", () => {
if (!res.writable) {
controller.abort("aborted by preview server");
}
});
await pipeline(readStream, res, { signal });
} catch (error) {
if (error != null && typeof error === "object" && "code" in error) {
const streamError = error;
if (streamError.code === "ERR_STREAM_PREMATURE_CLOSE" || streamError.name === "AbortError") {
if (res.writable) {
res.statusCode = 499;
res.end("Client closed request");
}
} else if (streamError.code === "ENOENT") {
res.statusCode = 404;
logError(streamError, logger);
res.end("File not found");
} else {
logError(streamError, logger);
res.statusCode = 500;
res.end("Internal server error");
}
}
return;
}
return;
}
} catch (error) {
const err = error;
if (err.code === "ENOENT") {
logError(err, logger);
res.statusCode = 404;
res.end("File not found");
} else {
logError(err, logger);
res.statusCode = 500;
res.end("Internal server error");
}
return;
}
}
next();
});
};
export { configurePreviewServer };
//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"file":"configurePreviewServer.js","sources":["../../../plugin/react-static/configurePreviewServer.ts"],"sourcesContent":["import type {  \n  StreamError,  \n} from \"../types.js\";\nimport { join } from \"node:path\";\nimport { createReadStream } from \"node:fs\";\nimport { stat } from \"node:fs/promises\";\nimport { pipeline } from \"node:stream/promises\";\nimport { requestInfo } from \"../helpers/requestInfo.js\";\nimport { logError } from \"../error/logError.js\";\nimport type { ConfigurePreviewServerFn } from \"./types.js\";\n\nexport const configurePreviewServer: ConfigurePreviewServerFn =\n  function _configurePreviewServer({ server, userOptions }) {\n    const staticHostDir = join(\n      userOptions.projectRoot,\n      userOptions.build.outDir,\n      userOptions.build.static\n    );\n\n    server.middlewares.use(async (req, res, next) => {\n      if (!req.url) {\n        return next();\n      }\n    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createReadStream(filePath);\n              readStream.on(\"error\", () => {\n                if (!res.writable) {\n                  controller.abort(\"aborted by preview server\");\n                }\n              });\n              await pipeline(readStream, res, { signal });\n            } catch (error) {\n              if (\n                error != null &&\n                typeof error === \"object\" &&\n                \"code\" in error\n              ) {\n                const streamError = error as StreamError;\n                // Handle different error cases\n                if (\n                  streamError.code === \"ERR_STREAM_PREMATURE_CLOSE\" ||\n                  streamError.name === \"AbortError\"\n                ) {\n                  // Client closed the connection\n                  if (res.writable) {\n                    res.statusCode = 499;\n                    res.end(\"Client closed request\");\n                  }\n                } else if (streamError.code === \"ENOENT\") {\n                  // File not found\n                  res.statusCode = 404;\n                  logError(streamError, logger);\n\n                  res.end(\"File not found\");\n                } else {\n                  // Server error\n                  logError(streamError, logger);\n                  res.statusCode = 500;\n                  res.end(\"Internal server error\");\n                }\n              }\n              return;\n            }\n            return;\n          }\n        } catch (error) {\n          const err = error as Error;\n          // Handle file system errors\n          if ((err as NodeJS.ErrnoException).code === \"ENOENT\") {\n            logError(err, logger);\n            res.statusCode = 404;\n            res.end(\"File not found\");\n          } else {\n            logError(err, logger);\n            res.statusCode = 500;\n            res.end(\"Internal server error\");\n          }\n          return;\n        }\n      }\n      next();\n    });\n  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