export type StorageErrorCode = 'storage/unauthenticated' | 'storage/unauthorized' | 'storage/object-not-found' | 'storage/object-already-exists' | 'storage/invalid-path' | 'storage/invalid-file' | 'storage/invalid-format' | 'storage/invalid-metadata' | 'storage/invalid-checksum' | 'storage/quota-exceeded' | 'storage/upload-session-expired' | 'storage/retry-limit-exceeded' | 'storage/canceled' | 'storage/conflict' | 'storage/network-error' | 'storage/server-error';
export interface StorageMetadata {
    name: string;
    bucket: string;
    generation: string;
    metageneration: string;
    fullPath: string;
    size: number;
    timeCreated: string;
    updated: string;
    md5Hash?: string;
    cacheControl?: string;
    contentDisposition?: string;
    contentEncoding?: string;
    contentLanguage?: string;
    contentType?: string;
    customMetadata?: Record<string, string>;
    downloadTokens?: string;
}
export interface UploadMetadata {
    md5Hash?: string;
    cacheControl?: string;
    contentDisposition?: string;
    contentEncoding?: string;
    contentLanguage?: string;
    contentType?: string;
    customMetadata?: Record<string, string>;
}
export type SettableMetadata = UploadMetadata;
export type StringFormat = 'raw' | 'base64' | 'base64url' | 'data_url';
export type TaskState = 'running' | 'paused' | 'success' | 'canceled' | 'error';
export interface UploadTaskSnapshot {
    bytesTransferred: number;
    totalBytes: number;
    state: TaskState;
    metadata?: StorageMetadata;
    task: any;
    ref: any;
}
export interface UploadResult {
    bytesTransferred: number;
    totalBytes: number;
    state: TaskState;
    metadata?: StorageMetadata;
    ref: any;
}
export interface ListOptions {
    maxResults?: number;
    pageToken?: string;
}
export interface ListResult {
    items: any[];
    prefixes: any[];
    nextPageToken?: string;
}