import type { BufferEncoding, FilehandleOptions, GenericFilehandle, Stats } from './filehandle.ts';
/**
 * Blob of binary data fetched from a local file (with FileReader).
 *
 * Adapted by Robert Buels and Garrett Stevens from the BlobFetchable object in
 * the Dalliance Genome Explorer, which is copyright Thomas Down 2006-2011.
 */
export default class BlobFile implements GenericFilehandle {
    private blob;
    constructor(blob: Blob);
    read(length: number, position?: number): Promise<Uint8Array<ArrayBuffer>>;
    readFile(options?: Omit<FilehandleOptions, 'encoding'>): Promise<Uint8Array<ArrayBuffer>>;
    readFile(options: BufferEncoding | (Omit<FilehandleOptions, 'encoding'> & {
        encoding: BufferEncoding;
    })): Promise<string>;
    stat(): Promise<Stats>;
    close(): Promise<void>;
}