Method streamToBuffer

backend/src/upload/upload.service.ts:166–174

* Convert a readable stream to a buffer * @param stream Readable stream * @returns Promise with buffer

(stream: NodeJS.ReadableStream)

   * @returns Promise with buffer
   */
  private async streamToBuffer(stream: NodeJS.ReadableStream): Promise<Buffer> {
    const chunks: Buffer[] = [];

    return new Promise((resolve, reject) => {
      stream.on('data', (chunk) => chunks.push(Buffer.from(chunk)));
      stream.on('error', (err) => reject(err));
      stream.on('end', () => resolve(Buffer.concat(chunks)));
    });
  }

  /**
   * Get the bucket URL to use in the returned file URL