feat: add support for nitro-testnode

src/chains.ts

@@ -1,4 +1,43 @@
+import { defineChain } from 'viem';
 import { sepolia, arbitrumSepolia } from 'viem/chains';
 
-export const chains = [sepolia, arbitrumSepolia];
-export { sepolia, arbitrumSepolia };
+const nitroTestnodeL1 = defineChain({
+  id: 1_337,
+  network: 'Nitro Testnode L1',
+  name: 'nitro-testnode-l1',
+  nativeCurrency: { name: 'Ether', symbol: 'ETH', decimals: 18 },
+  rpcUrls: {
+    default: {
+      http: ['http://127.0.0.1:8545'],
+    },
+    public: {
+      http: ['http://127.0.0.1:8545'],
+    },
+  },
+  testnet: true,
+});
+
+const nitroTestnodeL2 = defineChain({
+  id: 412_346,
+  network: 'Nitro Testnode L2',
+  name: 'nitro-testnode-l2',
+  nativeCurrency: { name: 'Ether', symbol: 'ETH', decimals: 18 },
+  rpcUrls: {
+    default: {
+      http: ['http://127.0.0.1:8547'],
+    },
+    public: {
+      http: ['http://127.0.0.1:8547'],
+    },
+  },
+  testnet: true,
+});
+
+export const chains = [
+  sepolia,
+  arbitrumSepolia,
+  nitroTestnodeL1,
+  nitroTestnodeL2,
+] as const;
+
+export { sepolia, arbitrumSepolia, nitroTestnodeL1, nitroTestnodeL2 };

src/createRollupGetMaxDataSize.ts

@@ -1,9 +1,9 @@
-import { sepolia } from './chains';
+import { sepolia, nitroTestnodeL1 } from './chains';
 import { ParentChainId } from './types/ParentChain';
 
 export function createRollupGetMaxDataSize(parentChainId: ParentChainId) {
   // L2
-  if (parentChainId === sepolia.id) {
+  if (parentChainId === sepolia.id || parentChainId === nitroTestnodeL1.id) {
     return BigInt(117_964);
   }
 

src/package.json

@@ -11,6 +11,10 @@
       "types": "./dist/index.d.ts",
       "default": "./dist/index.js"
     },
+    "./chains": {
+      "types": "./dist/chains.d.ts",
+      "default": "./dist/chains.js"
+    },
     "./contracts": {
       "types": "./dist/contracts.d.ts",
       "default": "./dist/contracts.js"
@@ -22,6 +26,9 @@
   },
   "typesVersions": {
     "*": {
+      "chains": [
+        "./dist/chains.d.ts"
+      ],
       "contracts": [
         "./dist/contracts.d.ts"
       ],

src/prepareNodeConfig.ts

@@ -6,7 +6,12 @@ import {
 import { ChainConfig } from './types/ChainConfig';
 import { CoreContracts } from './types/CoreContracts';
 import { ParentChainId, validParentChainId } from './types/ParentChain';
-import { sepolia, arbitrumSepolia } from './chains';
+import {
+  sepolia,
+  arbitrumSepolia,
+  nitroTestnodeL1,
+  nitroTestnodeL2,
+} from './chains';
 
 function sanitizePrivateKey(privateKey: string) {
   return privateKey.startsWith('0x') ? privateKey.slice(2) : privateKey;
@@ -26,9 +31,11 @@ function parentChainIsArbitrum(parentChainId: ParentChainId): boolean {
   // doing switch here to make sure it's exhaustive when checking against `ParentChainId`
   switch (parentChainId) {
     case sepolia.id:
+    case nitroTestnodeL1.id:
       return false;
 
     case arbitrumSepolia.id:
+    case nitroTestnodeL2.id:
       return true;
   }
 }

wagmi.config.ts

@@ -2,7 +2,12 @@ import { erc, etherscan } from '@wagmi/cli/plugins';
 import dotenv from 'dotenv';
 
 import { ParentChainId } from './src';
-import { sepolia, arbitrumSepolia } from './src/chains';
+import {
+  sepolia,
+  arbitrumSepolia,
+  nitroTestnodeL1,
+  nitroTestnodeL2,
+} from './src/chains';
 
 dotenv.config();
 
@@ -17,8 +22,12 @@ function sleep(ms: number = 3_000) {
 }
 
 const blockExplorerApiUrls: Record<ParentChainId, string> = {
+  // testnet
   [sepolia.id]: 'https://api-sepolia.etherscan.io/api',
   [arbitrumSepolia.id]: 'https://api-sepolia.arbiscan.io/api',
+  // local nitro-testnode / fine to omit these as we skip abi fetch
+  [nitroTestnodeL1.id]: '',
+  [nitroTestnodeL2.id]: '',
 };
 
 export async function fetchAbi(chainId: ParentChainId, address: `0x${string}`) {
@@ -40,16 +49,24 @@ const contracts: ContractConfig[] = [
     name: 'RollupCreator',
     version: '1.1.0',
     address: {
+      // testnet
       [sepolia.id]: '0xfbd0b034e6305788007f6e0123cc5eae701a5751',
       [arbitrumSepolia.id]: '0x06E341073b2749e0Bb9912461351f716DeCDa9b0',
+      // local nitro-testnode (on "use-tokenbridge-creator" branch)
+      [nitroTestnodeL1.id]: '0x596eabe0291d4cdafac7ef53d16c92bf6922b5e0',
+      [nitroTestnodeL2.id]: '0x3BaF9f08bAD68869eEdEa90F2Cc546Bd80F1A651',
     },
   },
   {
     name: 'TokenBridgeCreator',
     version: '1.1.2',
     address: {
+      // testnet
       [sepolia.id]: '0x7612718D3143C791B2Ff5c01a9a7D02CEf00AE9c',
       [arbitrumSepolia.id]: '0xb462C69f8f638d2954c9618B03765FC1770190cF',
+      // local nitro-testnode (on "use-tokenbridge-creator" branch)
+      [nitroTestnodeL1.id]: '0x4a2ba922052ba54e29c5417bc979daaf7d5fe4f4',
+      [nitroTestnodeL2.id]: '0x38f35af53bf913c439eab06a367e09d6eb253492',
     },
   },
   {
@@ -75,6 +92,11 @@ export async function assertContractAbisMatch(contract: ContractConfig) {
 
   const abis = await Promise.all(
     Object.entries(contract.address)
+      // don't fetch abis for testnode
+      .filter(([chainIdString]) => {
+        const chainId = Number(chainIdString);
+        return chainId !== nitroTestnodeL1.id && chainId !== nitroTestnodeL2.id;
+      })
       // fetch abis for all chains
       .map(([chainId, address]) =>
         fetchAbi(Number(chainId) as ParentChainId, address)