Function isBlobLike

packages/core/src/v3/apiClient/core.ts:503–512

(
  value: any
)

 * adds the arrayBuffer() method type because it is available and used at runtime
 */
export const isBlobLike = (
  value: any
): value is BlobLike & { arrayBuffer(): Promise<ArrayBuffer> } =>
  value != null &&
  typeof value === "object" &&
  typeof value.size === "number" &&
  typeof value.type === "string" &&
  typeof value.text === "function" &&
  typeof value.slice === "function" &&
  typeof value.arrayBuffer === "function";

export const isFsReadStream = (value: any): value is Readable => value instanceof Readable;