import type { Logger } from '@budarin/pluggable-serviceworker';
import type { FolderName, OpfsKey, UrlString } from './types.js';
export declare function getGlobalMaxCacheFraction(): number;
export declare function setGlobalMaxCacheFraction(fraction: number): void;
export declare function resetFolderRegistryForTests(): void;
export interface OpfsConfigOptions {
    maxCacheFraction?: number;
}
export declare function registerFolderConfig(folderName: FolderName): void;
export declare function getRegisteredFolderNames(): FolderName[];
export declare const OPFS_PLUGIN_ROOT_DIR_NAME = ".opfs-serve-range";
export declare function getRoot(): Promise<FileSystemDirectoryHandle>;
export declare function getPluginRoot(): Promise<FileSystemDirectoryHandle>;
export declare function getFlatStoreDir(): Promise<FileSystemDirectoryHandle>;
export declare function isOpfsAvailable(): boolean;
export declare function getMaxCacheFraction(): number;
export declare function matchesGlob(url: UrlString, pattern: string, base?: string): boolean;
export declare function isEvictable(url: UrlString, pinned?: string[]): boolean;
export declare function shouldProcessFile(url: UrlString, include?: string[], exclude?: string[]): boolean;
export declare function invalidateAllCachesAndPluginRoot(): void;
export declare function getOpfsDir(_root: FileSystemDirectoryHandle, _create: boolean, _folderName: FolderName): Promise<FileSystemDirectoryHandle>;
export declare function invalidateCachesForFileKeyOnError(dir: FileSystemDirectoryHandle, folderName: FolderName, key: OpfsKey): Promise<void>;
export declare function invalidateAllCachesForFolder(folderName: FolderName): void;
export declare function clearOpfsCache(folderName: FolderName): Promise<void>;
export interface NormalizePatternListDropped {
    crossOrigin: string[];
    invalid: string[];
}
export declare function normalizePatternList(patterns: string[] | undefined, baseOrigin: string): {
    list: string[] | undefined;
    dropped: NormalizePatternListDropped;
};
export declare function emitDroppedPatternWarnings(dropped: NormalizePatternListDropped, logger: Logger): void;