import { Hex } from 'ox';
import * as Provider from '../Provider.js';
/** Creates a Uniswap Trading API provider restricted to executable AMM routes. */
export declare function uniswap(options: uniswap.Options): Provider.Provider<"uniswap">;
export declare namespace uniswap {
    /** Uniswap Trading API provider options. */
    type Options = {
        /** Uniswap Trading API key. */
        apiKey: string;
    };
}
/** Validates a Uniswap approval response before its calls are returned to a wallet. */
export declare function validateApprovalResponse(response: unknown): {
    approval: {
        chainId: number;
        data: `0x${string}`;
        from: `0x${string}`;
        gasLimit?: string | undefined;
        to: `0x${string}`;
        value: string;
    } | null;
    cancel: {
        chainId: number;
        data: `0x${string}`;
        from: `0x${string}`;
        gasLimit?: string | undefined;
        to: `0x${string}`;
        value: string;
    } | null;
};
/** Accepts exact-source minimums that preserve the requested slippage after integer rounding. */
export declare function validateExactSourceMinimum(options: validateExactSourceMinimum.Options): void;
export declare namespace validateExactSourceMinimum {
    /** Upstream destination amounts and requested slippage to compare. */
    type Options = {
        /** Quoted destination amount in base units. */
        amount: string;
        /** Minimum destination amount in base units. */
        minimumAmount?: string | undefined;
        /** Requested slippage in basis points. */
        slippageBps: number;
    };
}
/** Rejects exact-source quotes that expand the wallet authorization amount. */
export declare function validateExactSourceMaximum(options: validateExactSourceMaximum.Options): void;
export declare namespace validateExactSourceMaximum {
    /** Requested and upstream source bounds to compare. */
    type Options = {
        /** Exact source amount requested by the caller. */
        amount: string;
        /** Optional maximum source amount returned upstream. */
        maximumAmount?: string | undefined;
    };
}
/** Rejects Universal Router calldata with capabilities outside token swaps and payments. */
export declare function validateRouterCalldata(data: Hex.Hex): void;
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