import { Currency } from '@wicchain/sdk';
import { Pair, StableSwapPair } from '../types';
export declare function involvesToken(pair: Pair, token: Currency): boolean;
export declare function includesPair(pairs: Pair[], pair: Pair): boolean;
export declare function isSamePair(one: Pair, another: Pair): boolean;
export declare function getOutputToken(pair: Pair, inputToken: Currency): Currency;
export declare function isStableSwapPair(pair: Pair): pair is StableSwapPair;
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