@hyperlane-xyz/sdk/dist/fee/crossCollateralUtils.js

The official SDK for the Hyperlane Network

import { DEFAULT_ROUTER_KEY } from './types.js';
export function getConfiguredRoutingDestinations(feeContracts, getDestinationDomain) {
    return Object.keys(feeContracts).map((chainName) => getDestinationDomain(chainName));
}
export function getConfiguredCrossCollateralRouters(feeContracts, getDestinationDomain) {
    return Object.fromEntries(Object.entries(feeContracts).map(([chainName, routerFeeContracts]) => [
        getDestinationDomain(chainName),
        Object.keys(routerFeeContracts),
    ]));
}
export function mergeCrossCollateralRouters(...routerMaps) {
    const mergedRouters = new Map();
    for (const routerMap of routerMaps) {
        if (!routerMap)
            continue;
        for (const [destination, routers] of Object.entries(routerMap)) {
            const destinationDomain = Number(destination);
            const mergedDestinationRouters = mergedRouters.get(destinationDomain) ?? new Set();
            for (const router of routers) {
                mergedDestinationRouters.add(router);
            }
            mergedRouters.set(destinationDomain, mergedDestinationRouters);
        }
    }
    if (mergedRouters.size === 0)
        return undefined;
    return Object.fromEntries([...mergedRouters.entries()].map(([destination, routers]) => [
        destination,
        [...routers],
    ]));
}
export function getEffectiveCrossCollateralDestinations(routingDestinations, crossCollateralRouters) {
    const crossCollateralDestinations = Object.keys(crossCollateralRouters ?? {}).map((domain) => Number(domain));
    return [
        ...new Set([
            ...(routingDestinations ?? []),
            ...crossCollateralDestinations,
        ]),
    ];
}
export function getCrossCollateralRouterKeys(destination, crossCollateralRouters) {
    return [
        ...new Set([
            DEFAULT_ROUTER_KEY,
            ...(crossCollateralRouters?.[destination] ?? []),
        ]),
    ];
}
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