import type { ExternalBridgeType } from '../config/types.js';
import { type Token, TokenStandard } from '@hyperlane-xyz/sdk';
/**
 * Check if a token's balance is the same as native gas balance.
 * For these tokens, we must reserve funds for IGP when calculating max transferable.
 *
 * @param standard - The token standard to check.
 * @returns `true` if the token is a native token standard, `false` otherwise.
 */
export declare function isNativeTokenStandard(standard: TokenStandard): boolean;
/**
 * @dev This function exists because the rebalancer currently only supports a subset of collateralized token standards
 *   (see `REBALANCEABLE_TOKEN_COLLATERALIZED_STANDARDS` vs. all possible `TOKEN_COLLATERALIZED_STANDARDS`).
 *
 * @deprecated This function is conditionally deprecated. It is intended for removal once the rebalancer
 *   achieves full support for all collateralized token standards.
 *   After this condition is met and this function is removed, please use `token.isCollateralized()` as the alternative.
 *
 * @param token - The token to be checked for rebalancing eligibility.
 * @returns `true` if the token is of a collateralized standard currently supported by the rebalancer, `false` otherwise.
 */
export declare function isCollateralizedTokenEligibleForRebalancing(token: Token): boolean;
/**
 * Resolves the correct token address for external bridges (e.g. LiFi).
 *
 * For warp route tokens, `addressOrDenom` is the warp router contract address,
 * NOT the underlying token. External bridges need the actual token address:
 * - Native tokens (EvmHypNative, SealevelHypNative): Use the bridge's native token representation
 * - Collateral tokens (EvmHypCollateral, SealevelHypCollateral): Use `collateralAddressOrDenom` (the underlying token)
 * - Synthetic tokens: `collateralAddressOrDenom` is undefined, `addressOrDenom` IS the token
 *
 * @param token - The warp route token to resolve
 * @param externalBridgeType - The type of external bridge (e.g. 'lifi')
 * @param getNativeTokenAddress - Function to get the bridge's native token representation
 * @returns The correct token address for the external bridge
 */
export declare function getExternalBridgeTokenAddress(token: Token, externalBridgeType: ExternalBridgeType, getNativeTokenAddress: (type: ExternalBridgeType) => string): string;
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