deploy permit2witness extension

deploy/deploy-Permit2WitnessProxy.js

@@ -0,0 +1,48 @@
+const hre = require('hardhat');
+const { ethers } = hre;
+const { getChainId } = hre;
+
+const ROUTER_V6_ADDR = '0x111111125421ca6dc452d289314280a0f8842a65';
+
+const PERMIT2_WITNESS_PROXY_SALT = ethers.keccak256(ethers.toUtf8Bytes('Permit2WitnessProxy'));
+
+const sleep = ms => new Promise(resolve => setTimeout(resolve, ms));
+
+module.exports = async ({ deployments }) => {
+    const networkName = hre.network.name;
+    console.log(`running ${networkName} deploy script`);
+    const chainId = await getChainId();
+    console.log('network id ', chainId);
+    if (
+        networkName in hre.config.networks[networkName] &&
+        chainId !== hre.config.networks[networkName].chainId.toString()
+    ) {
+        console.log(`network chain id: ${hre.config.networks[networkName].chainId}, your chain id ${chainId}`);
+        console.log('skipping wrong chain id deployment');
+        return;
+    }
+
+    const create3Deployer = await ethers.getContractAt('ICreate3Deployer', (await deployments.get('Create3Deployer')).address);
+
+    const Permit2WitnessProxyFactory = await ethers.getContractFactory('Permit2WitnessProxy');
+
+    const deployData = (await Permit2WitnessProxyFactory.getDeployTransaction(ROUTER_V6_ADDR)).data;
+
+    const txn = create3Deployer.deploy(PERMIT2_WITNESS_PROXY_SALT, deployData, { gasLimit: 5000000 });
+    await (await txn).wait();
+
+    const permit2WitnessProxyAddr = await create3Deployer.addressOf(PERMIT2_WITNESS_PROXY_SALT);
+
+    console.log('Permit2WitnessProxy deployed to:', permit2WitnessProxyAddr);
+
+    await sleep(5000); // wait for etherscan to index contract
+
+    if (chainId !== '31337') {
+        await hre.run('verify:verify', {
+            address: permit2WitnessProxyAddr,
+            constructorArguments: [ROUTER_V6_ADDR],
+        });
+    }
+};
+
+module.exports.skip = async () => true;

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@1inch/limit-order-protocol-contract",
-  "version": "4.0.1",
+  "version": "4.0.2",
   "description": "1inch Limit Order Protocol",
   "repository": {
     "type": "git",