Deno hello name using ETA templating

deno_template_hello_name.ts

import * as Eta from "https://deno.land/x/eta/mod.ts";
import { serve } from "https://deno.land/std/http/mod.ts";

Eta.configure({ views: "./" });

const getName = (u: URL) => u.searchParams.get("name") || "James Bond 007";

const reqHandler = async (req: Request) => {
  try {
    const u = new URL(req.url);
    switch (u.pathname) {
      case "/":
        return new Response(
          await Eta.renderFile("index.eta", { name: await getName(u) }) as string,
          {
            headers: {
              "content-type": "text/html",
            },
          },
        );
        break;
    }
    return new Response(null, { status: 404 });
  } catch (e) {
    console.log(e);
  }
  return new Response(null, { status: 500 });
};

serve(reqHandler, { port: 8080 });