import { Currency } from './Currency';
import { Token } from './Token';
/**
 * A currency is any fungible financial instrument, including Ether, all ERC20 tokens, and other chain-native currencies
 */
export declare abstract class AbstractCurrency {
    /**
     * Returns whether the currency is native to the chain and must be wrapped (e.g. Ether)
     */
    abstract readonly isNative: boolean;
    /**
     * Returns whether the currency is a token that is usable in Uniswap without wrapping
     */
    abstract readonly isToken: boolean;
    /**
     * The chain ID on which this currency resides
     */
    readonly chainId: number;
    /**
     * The decimals used in representing currency amounts
     */
    readonly decimals: number;
    /**
     * The symbol of the currency, i.e. a short textual non-unique identifier
     */
    readonly symbol?: string;
    /**
     * The name of the currency, i.e. a descriptive textual non-unique identifier
     */
    readonly name?: string;
    /**
     * Constructs an instance of the base class `BaseCurrency`.
     * @param chainId the chain ID on which this currency resides
     * @param decimals decimals of the currency
     * @param symbol symbol of the currency
     * @param name of the currency
     */
    protected constructor(chainId: number, decimals: number, symbol?: string, name?: string);
    /**
     * Returns whether this currency is functionally equivalent to the other currency
     * @param other the other currency
     */
    abstract equals(other: Currency): boolean;
    /**
     * Return the wrapped version of this currency that can be used with the Uniswap contracts. Currencies must
     * implement this to be used in Uniswap
     */
    abstract get wrapped(): Token;
    /**
     * Returns token address. Useful in cases where a dependency is needed to detect changes (e.g. useEffect).
     */
    serialize(): string;
}