denoland-deno/cli/bench/http/deno_http_flash_ops.js

// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.

// deno-lint-ignore-file

const {
  core: {
    opAsync,
    ops: { op_flash_make_request, op_flash_serve },
    encode,
  },
} = Deno;
const addr = Deno.args[0] || "127.0.0.1:4500";
const [hostname, port] = addr.split(":");
const serverId = op_flash_serve({ hostname, port });
const serverPromise = opAsync("op_flash_drive_server", serverId);

const fastOps = op_flash_make_request();
function nextRequest() {
  return fastOps.nextRequest();
}
function respond(token, response) {
  return fastOps.respond(token, response, true);
}

const response = encode(
  "HTTP/1.1 200 OK\r\nContent-Length: 11\r\n\r\nHello World",
);
let offset = 0;
while (true) {
  let token = nextRequest();
  if (token === 0) token = await opAsync("op_flash_next_async", serverId);
  for (let i = offset; i < offset + token; i++) {
    respond(
      i,
      response,
    );
  }
  offset += token;
}