/**
 * Contains methods for constructing instances of pairs and tokens from on-chain data.
 */
export class Fetcher {
    /**
     * Fetch information for a given token on the given chain, using the given ethers provider.
     * @param chainId chain of the token
     * @param address address of the token on the chain
     * @param provider provider used to fetch the token
     * @param symbol optional symbol of the token
     * @param name optional name of the token
     */
    static fetchTokenData(chainId: any, address: any, provider: import("@ethersproject/providers").BaseProvider | undefined, symbol: any, name: any): Promise<Token>;
    /**
     * Fetches information about a pair and constructs a pair from the given two tokens.
     * @param tokenA first token
     * @param tokenB second token
     * @param provider the provider to use to fetch the data
     */
    static fetchPairData(tokenA: any, tokenB: any, provider: any): Promise<Pair>;
}
import { Token } from "../../libs/uniswap/entities/token";
import { Pair } from "./uniswapPair";