website hosted

node_modules/@astrojs/node/dist/preview.js

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+import { fileURLToPath } from "node:url";
+import { AstroError } from "astro/errors";
+import { logListeningOn } from "./log-listening-on.js";
+import { createServer } from "./standalone.js";
+const createPreviewServer = async (preview) => {
+  let ssrHandler;
+  try {
+    process.env.ASTRO_NODE_AUTOSTART = "disabled";
+    const ssrModule = await import(preview.serverEntrypoint.toString());
+    if (typeof ssrModule.handler === "function") {
+      ssrHandler = ssrModule.handler;
+    } else {
+      throw new AstroError(
+        `The server entrypoint doesn't have a handler. Are you sure this is the right file?`
+      );
+    }
+  } catch (err) {
+    if (err.code === "ERR_MODULE_NOT_FOUND" && err.url === preview.serverEntrypoint.href) {
+      throw new AstroError(
+        `The server entrypoint ${fileURLToPath(
+          preview.serverEntrypoint
+        )} does not exist. Have you ran a build yet?`
+      );
+    } else {
+      throw err;
+    }
+  }
+  const host = process.env.HOST ?? preview.host ?? "0.0.0.0";
+  const port = preview.port ?? 4321;
+  const server = createServer(ssrHandler, host, port);
+  if (preview.headers) {
+    server.server.addListener("request", (_, res) => {
+      if (res.statusCode === 200) {
+        for (const [name, value] of Object.entries(preview.headers ?? {})) {
+          if (value) res.setHeader(name, value);
+        }
+      }
+    });
+  }
+  logListeningOn(preview.logger, server.server, host);
+  await new Promise((resolve, reject) => {
+    server.server.once("listening", resolve);
+    server.server.once("error", reject);
+    server.server.listen(port, host);
+  });
+  return server;
+};
+export {
+  createPreviewServer as default
+};