import { BigNumberJson } from "@connext/types";
import { BigNumber, BigNumberish } from "ethers";
export declare const isBN: typeof BigNumber.isBigNumber;
export declare const isBNJson: (value: any) => boolean;
export declare const toBN: (n: BigNumberish | BigNumberJson) => BigNumber;
export declare const toBNJson: (n: BigNumberish | BigNumberJson) => BigNumberJson;
export declare const getBigNumberError: (value: any) => string | undefined;
export declare const getBigNumberishError: (value: any) => string | undefined;
//# sourceMappingURL=bigNumbers.d.ts.map