import { SaplingInitOptions } from './types';
export declare class SaplingParamsError extends Error {
    readonly code: 'SAPLING_PARAMS_INVALID_CONFIG' | 'SAPLING_PARAMS_FETCH_FAILED' | 'SAPLING_PARAMS_HASH_MISMATCH' | 'SAPLING_PARAMS_UNSUPPORTED_RUNTIME';
    readonly source: string;
    readonly cause?: unknown;
    constructor(code: 'SAPLING_PARAMS_INVALID_CONFIG' | 'SAPLING_PARAMS_FETCH_FAILED' | 'SAPLING_PARAMS_HASH_MISMATCH' | 'SAPLING_PARAMS_UNSUPPORTED_RUNTIME', message: string, source: string, cause?: unknown);
}
export declare function initSapling(options?: SaplingInitOptions): Promise<void>;
export declare function preloadSaplingParams(): Promise<void>;