Function handleExec

examples/worker-javascript/src/index.ts:113–147

(request: Request, env: Env, name: string)

}

async function handleExec(request: Request, env: Env, name: string): Promise<Response> {
  if (request.method !== "POST") {
    return new Response("method not allowed", { status: 405, headers: { allow: "POST" } });
  }
  let body: ExecRequest;
  try {
    body = (await request.json()) as ExecRequest;
  } catch {
    return errorJSON(new Error("invalid JSON body"), 400);
  }

  if (typeof body.source !== "string" || body.source.length === 0) {
    return errorJSON(new Error("must provide source"), 400);
  }

  const stub = env.ContainerExample.get(env.ContainerExample.idFromName(name));
  const ws = await getWorkspace(stub as unknown as Parameters<typeof getWorkspace>[0]);
  try {
    const handle = await ws.runtime.exec(body.source, {
      backend: "worker-javascript",
      cwd: body.cwd,
      input: body.input,
      env: body.env,
      stdin: body.stdin,
      encoding: "utf8",
    });
    const result = await handle.result();
    return new Response(JSON.stringify(result), {
      status: 200,
      headers: { "content-type": "application/json" },
    });
  } catch (error) {
    return errorJSON(error, 500);
  }
}

function errorJSON(error: unknown, status: number): Response {
  const message = error instanceof Error ? error.message : String(error);