docmost/apps/server/src/integrations/storage/storage.utils.ts

import { Readable } from 'stream';

export function streamToBuffer(readableStream: Readable): Promise<Buffer> {
  return new Promise((resolve, reject) => {
    const chunks: Uint8Array[] = [];
    readableStream.on('data', (chunk) => chunks.push(chunk));
    readableStream.on('end', () => resolve(Buffer.concat(chunks)));
    readableStream.on('error', reject);
  });
}