stream/iter: toReadableSync() drops chunks after backpressure #63275

import { toReadableSync } from 'node:stream/iter';

function* gen() {
  yield [
    Buffer.from('a'),
    Buffer.from('b'),
    Buffer.from('c'),
  ];
}

const readable = toReadableSync(gen(), { highWaterMark: 1 });

readable.on('data', (chunk) => {
  console.log(chunk.toString());
});

readable.on('end', () => {
  console.log('end');
});