nitropack/dist/runtime/renderer.mjs

Build and Deploy Universal JavaScript Servers

import { eventHandler, setResponseStatus } from "h3";
import { useNitroApp } from "./app.mjs";
export function defineRenderHandler(handler) {
  return eventHandler(async (event) => {
    if (event.node.req.url.endsWith("/favicon.ico")) {
      event.node.res.setHeader("Content-Type", "image/x-icon");
      event.node.res.end(
        "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"
      );
      return;
    }
    const response = await handler(event);
    if (!response) {
      if (!event.node.res.writableEnded) {
        event.node.res.statusCode = event.node.res.statusCode === 200 ? 500 : event.node.res.statusCode;
        event.node.res.end(
          "No response returned from render handler: " + event.node.req.url
        );
      }
      return;
    }
    const nitroApp = useNitroApp();
    await nitroApp.hooks.callHook("render:response", response, { event });
    if (!event.node.res.headersSent && response.headers) {
      for (const header in response.headers) {
        event.node.res.setHeader(header, response.headers[header]);
      }
      setResponseStatus(event, response.statusCode, response.statusMessage);
    }
    return typeof response.body === "string" ? response.body : JSON.stringify(response.body);
  });
}