s3-file-manager/dist/types/utils/type-guards.d.ts

A streamlined, high-level S3 client for Node.js with built-in retries and support for uploads, downloads, and file operations — works with any S3-compatible storage.

export type StreamType = "Blob" | "Readable" | "ReadableStream";
export declare const isStreamType: (t: string) => t is StreamType;