csv-generate/lib/stream.js

CSV and object generation implementing the Node.js `stream.Readable` API

import { ReadableStream } from "node:stream/web";
import { normalize_options, init_state, read } from "./api/index.js";

const generate = (opts) => {
  const options = normalize_options(opts || {});
  const state = init_state(options);
  return new ReadableStream(
    {
      async pull(controller) {
        read(
          options,
          state,
          1024,
          function (chunk) {
            chunk = Buffer.from(chunk);
            controller.enqueue(chunk);
          },
          function () {
            controller.close();
          },
        );
      },
    },
    { highWaterMark: 1024 },
  );
  // return new Generator(options || {})
};

export { generate };