Add Arbitrum and Arbitrum Sepolia

hardhat.config.js

@@ -51,6 +51,8 @@ module.exports = {
       sepolia: networks.ethereumSepolia.verifyApiKey,
       polygonMumbai: networks.polygonMumbai.verifyApiKey,
       avalancheFujiTestnet: networks.avalancheFuji.verifyApiKey,
+      arbitrum: networks.arbitrum.verifyApiKey,
+      arbitrumSepolia: networks.arbitrumSepolia.verifyApiKey,
     },
   },
   gasReporter: {

networks.js

@@ -132,6 +132,41 @@ const networks = {
       "https://02.functions-gateway.testnet.chain.link/",
     ],
   },
+  arbitrum: {
+    url: process.env.ARBITRUM_RPC_URL || "UNSET",
+    gasPrice: undefined,
+    nonce: undefined,
+    accounts,
+    verifyApiKey: process.env.ARBISCAN_API_KEY || "UNSET",
+    chainId: 42161,
+    confirmations: DEFAULT_VERIFICATION_BLOCK_CONFIRMATIONS,
+    nativeCurrencySymbol: "ETH",
+    linkToken: "0xf97f4df75117a78c1A5a0DBb814Af92458539FB4",
+    linkPriceFeed: "0xb7c8Fb1dB45007F98A68Da0588e1AA524C317f27", // LINK/ETH
+    functionsRouter: "0x97083E831F8F0638855e2A515c90EdCF158DF238",
+    donId: "fun-arbitrum-mainnet-1",
+    gatewayUrls: ["https://01.functions-gateway.chain.link/", "https://02.functions-gateway.chain.link/"],
+  },
+  arbitrumSepolia: {
+    url: process.env.ARBITRUM_SEPOLIA_RPC_URL || "UNSET",
+    gasPrice: undefined,
+    nonce: undefined,
+    accounts,
+    verifyApiKey: process.env.ARBISCAN_API_KEY || "UNSET",
+    url: process.env.ARBITRUM_SEPOLIA_RPC_URL || "UNSET",
+    accounts: PRIVATE_KEY !== undefined ? [PRIVATE_KEY] : [],
+    chainId: 421614,
+    confirmations: DEFAULT_VERIFICATION_BLOCK_CONFIRMATIONS,
+    nativeCurrencySymbol: "ETH",
+    linkToken: "0xb1D4538B4571d411F07960EF2838Ce337FE1E80E",
+    linkPriceFeed: "0xccAE8A015754a64f379550146360bDbAEc757D77", // LINK/ETH
+    functionsRouter: "0x1e531A9635741Ee668114E5EeF039aC086265d5e",
+    donId: "fun-arbitrum-sepolia-1",
+    gatewayUrls: [
+      "https://01.functions-gateway.testnet.chain.link/",
+      "https://02.functions-gateway.testnet.chain.link/",
+    ],
+  },
   // localFunctionsTestnet is updated dynamically by scripts/startLocalFunctionsTestnet.js so it should not be modified here
   localFunctionsTestnet: {
     url: "http://localhost:8545/",

tasks/Functions-consumer/deployConsumer.js

@@ -63,9 +63,7 @@ task("functions-deploy-consumer", "Deploys the FunctionsConsumer contract")
         }
       }
     } else if (verifyContract && network.name !== "localFunctionsTestnet") {
-      console.log(
-        "\nPOLYGONSCAN_API_KEY, ETHERSCAN_API_KEY or FUJI_SNOWTRACE_API_KEY is missing. Skipping contract verification..."
-      )
+      console.log("\nScanner API key is missing. Skipping contract verification...")
     }
 
     console.log(`\nFunctionsConsumer contract deployed to ${consumerContract.address} on ${network.name}`)

tasks/Functions-consumer/readResultAndError.js

@@ -29,12 +29,8 @@ task(
       const requestConfig = require(path.isAbsolute(taskArgs.configpath)
         ? taskArgs.configpath
         : path.join(process.cwd(), taskArgs.configpath))
-      console.log(
-        `\nOn-chain response represented as a hex string: ${latestResponse}\n${decodeResult(
-          latestResponse,
-          requestConfig.expectedReturnType
-        ).toString()}`
-      )
+      const decodedResult = decodeResult(latestResponse, requestConfig.expectedReturnType).toString()
+      console.log(`\nOn-chain response represented as a hex string: ${latestResponse}\n${decodedResult}`)
     } else if (latestResponse == "0x") {
       console.log("Empty response: ", latestResponse)
     }

tasks/utils/network.js

@@ -5,6 +5,8 @@ const BASE_URLS = {
   80001: "https://mumbai.polygonscan.com/",
   11155111: "https://sepolia.etherscan.io/",
   43113: "https://testnet.snowtrace.io/",
+  421614: "https://sepolia.arbiscan.io/",
+  42161: "https://arbiscan.io/",
 }
 
 /**