feat: add ethers v6 version

README.md

@@ -7,9 +7,12 @@ Welcome to the `zkSync Contract Templates` repository. This collection is design
 Currently, the repository offers specific templates for Hardhat, an Ethereum development environment, tailored for both Solidity and Vyper:
 
 ### Hardhat Templates
-
-- [Solidity Template](./templates/hardhat/solidity/)
-- [Vyper Template](./templates/hardhat/vyper/)
+- Ethers v6 (latest)
+  - [Solidity Template](./templates/hardhat/solidity/)
+  - [Vyper Template](./templates/hardhat/vyper/)
+- Ethers v5
+  - [Solidity Template](./templates/hardhat_ethers5/solidity/)
+  - [Vyper Template](./templates/hardhat_ethers5/vyper/)
 
 ## 🤝 Contribution
 

templates/hardhat/solidity/deploy/utils.ts

@@ -2,8 +2,7 @@ import { Provider, Wallet } from "zksync-ethers";
 import * as hre from "hardhat";
 import { Deployer } from "@matterlabs/hardhat-zksync-deploy";
 import dotenv from "dotenv";
-import { formatEther } from "ethers/lib/utils";
-import { BigNumberish } from "ethers";
+import { ethers } from "ethers";
 
 import "@matterlabs/hardhat-zksync-node/dist/type-extensions";
 import "@matterlabs/hardhat-zksync-verify/dist/src/type-extensions";
@@ -35,10 +34,10 @@ export const getWallet = (privateKey?: string) => {
   return wallet;
 }
 
-export const verifyEnoughBalance = async (wallet: Wallet, amount: BigNumberish) => {
+export const verifyEnoughBalance = async (wallet: Wallet, amount: bigint) => {
   // Check if the wallet has enough balance
   const balance = await wallet.getBalance();
-  if (balance.lt(amount)) throw `⛔️ Wallet balance is too low! Required ${formatEther(amount)} ETH, but current ${wallet.address} balance is ${formatEther(balance)} ETH`;
+  if (balance < amount) throw `⛔️ Wallet balance is too low! Required ${ethers.formatEther(amount)} ETH, but current ${wallet.address} balance is ${ethers.formatEther(balance)} ETH`;
 }
 
 /**
@@ -91,27 +90,27 @@ export const deployContract = async (contractArtifactName: string, constructorAr
 
   // Estimate contract deployment fee
   const deploymentFee = await deployer.estimateDeployFee(artifact, constructorArguments || []);
-  log(`Estimated deployment cost: ${formatEther(deploymentFee)} ETH`);
+  log(`Estimated deployment cost: ${ethers.formatEther(deploymentFee)} ETH`);
 
   // Check if the wallet has enough balance
   await verifyEnoughBalance(wallet, deploymentFee);
 
   // Deploy the contract to zkSync
   const contract = await deployer.deploy(artifact, constructorArguments);
-
+  const address = await contract.getAddress();
   const constructorArgs = contract.interface.encodeDeploy(constructorArguments);
   const fullContractSource = `${artifact.sourceName}:${artifact.contractName}`;
 
   // Display contract deployment info
   log(`\n"${artifact.contractName}" was successfully deployed:`);
-  log(` - Contract address: ${contract.address}`);
+  log(` - Contract address: ${address}`);
   log(` - Contract source: ${fullContractSource}`);
   log(` - Encoded constructor arguments: ${constructorArgs}\n`);
 
   if (!options?.noVerify && hre.network.config.verifyURL) {
     log(`Requesting contract verification...`);
     await verifyContract({
-      address: contract.address,
+      address,
       contract: fullContractSource,
       constructorArguments: constructorArgs,
       bytecode: artifact.bytecode,