import { JsonRpcProvider, BrowserProvider } from 'ethers';
import { ChainId, GetTokenAllowListResult, TokenFilter, TokenFilterTypes, TokenInfo } from '../types';
import { CheckoutConfiguration } from '../config';
type TokenAllowListParams = {
    type: TokenFilterTypes;
    chainId?: ChainId;
    exclude?: TokenFilter[];
};
export declare const getTokenAllowList: (config: CheckoutConfiguration, { type, chainId, exclude, }: TokenAllowListParams) => Promise<GetTokenAllowListResult>;
export declare const isNativeToken: (address: string | undefined) => boolean;
export declare function getERC20TokenInfo(browserProvider: BrowserProvider | JsonRpcProvider, tokenAddress: string): Promise<TokenInfo>;
export {};