import { ConfigurableModuleClass } from './persist.providers';
import { PersistedFile, PersistedFileData } from './persist.types';
export declare class PersistModule extends ConfigurableModuleClass {
    private static rootDirectory;
    static getPersistedFile: <T>(options: PersistedFile) => Promise<PersistedFileData<T>>;
    static get persistRootDirectory(): string;
    constructor(rootDirectory?: string);
}
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