import type { Provider } from '@ethersproject/providers';
import type { BigNumber, Signature } from 'ethers';
import { Wallet } from 'ethers';
import type { Address } from 'hardhat-deploy/types';
import type { ERC20PermitUpgradeable } from '@/typechain-types';
interface PermitArgs {
    owner: Address;
    chainId: number;
    nonce: BigNumber;
    name: string;
    version?: string;
    verifyingContract: ERC20PermitUpgradeable;
    spender: Address;
    value: BigNumber;
    deadline?: BigNumber;
}
export declare class Eip2612Signer extends Wallet {
    static eip712Domain: {
        Permit: {
            name: string;
            type: string;
        }[];
    };
    connect(provider: Provider): Eip2612Signer;
    permit({ verifyingContract, spender, value, version, deadline, }: Omit<PermitArgs, 'chainId' | 'name' | 'nonce' | 'owner'>): Promise<Signature>;
    private _signPermitData;
}
export {};