@hyperlane-xyz/sdk/dist/signers/evm/ethersv5.js

The official SDK for the Hyperlane Network

import { Wallet, ethers } from 'ethers';
import { Wallet as ZkSyncWallet } from 'zksync-ethers';
import { assert } from '@hyperlane-xyz/utils';
import { ChainTechnicalStack } from '../../index.js';
export class EvmMultiProtocolSignerAdapter {
    chainName;
    multiProvider;
    constructor(chainName, privateKey, multiProtocolProvider) {
        this.chainName = chainName;
        const multiProvider = multiProtocolProvider.toMultiProvider();
        const { technicalStack } = multiProvider.getChainMetadata(chainName);
        assert(ethers.utils.isHexString(privateKey), `Private key for chain ${chainName} should be a hex string`);
        const wallet = technicalStack === ChainTechnicalStack.ZkSync
            ? new ZkSyncWallet(privateKey)
            : new Wallet(privateKey);
        multiProvider.setSigner(this.chainName, wallet);
        this.multiProvider = multiProvider;
    }
    async address() {
        return this.multiProvider.getSignerAddress(this.chainName);
    }
    async sendAndConfirmTransaction(tx) {
        const res = await this.multiProvider.sendTransaction(this.chainName, tx.transaction);
        return res.transactionHash;
    }
}
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