CCIP-3007 : Add script for zksync compile contract

contracts/.gitignore

@@ -11,5 +11,7 @@ typechain
 # Foundry
 foundry-cache
 foundry-artifacts
+artifacts-zk
+cache-zk
 
 .openzeppelin

contracts/hardhat.ccip.zksync.config.ts

@@ -0,0 +1,116 @@
+import '@nomicfoundation/hardhat-ethers'
+import '@nomicfoundation/hardhat-verify'
+import '@nomicfoundation/hardhat-chai-matchers'
+import '@matterlabs/hardhat-zksync-solc'
+import '@typechain/hardhat'
+import 'hardhat-abi-exporter'
+import { subtask } from 'hardhat/config'
+import { TASK_COMPILE_SOLIDITY_GET_SOURCE_PATHS } from 'hardhat/builtin-tasks/task-names'
+import '@matterlabs/hardhat-zksync-verify'
+
+const COMPILER_SETTINGS = {
+  optimizer: {
+    enabled: true,
+    runs: 1000000,
+  },
+  metadata: {
+    bytecodeHash: 'none',
+  },
+}
+
+// prune forge style tests from hardhat paths
+subtask(TASK_COMPILE_SOLIDITY_GET_SOURCE_PATHS).setAction(
+  async (_, __, runSuper) => {
+    const paths = await runSuper()
+    const noTests = paths.filter((p: string) => !p.endsWith('.t.sol'))
+    const noCCIPTests = noTests.filter(
+      (p: string) => !p.includes('/v0.8/ccip/test'),
+    )
+    return noCCIPTests.filter(
+      (p: string) => !p.includes('src/v0.8/vendor/forge-std'),
+    )
+  },
+)
+
+/**
+ * @type import('hardhat/config').HardhatUserConfig
+ */
+let config = {
+  abiExporter: {
+    path: './abi',
+    runOnCompile: true,
+  },
+  paths: {
+    artifacts: './artifacts',
+    cache: './cache',
+    sources: './src/v0.8/ccip',
+    tests: './test/v0.8/ccip, ./src/v0.8/ccip/test',
+  },
+  typechain: {
+    outDir: './typechain',
+    target: 'ethers-v5',
+  },
+  defaultNetwork: 'zkSync',
+  networks: {
+    env: {
+      url: process.env.NODE_HTTP_URL || '',
+    },
+    hardhat: {
+      allowUnlimitedContractSize: Boolean(
+        process.env.ALLOW_UNLIMITED_CONTRACT_SIZE,
+      ),
+      hardfork: 'merge',
+    },
+    zkSyncSepolia: {
+      url: 'https://sepolia.era.zksync.dev',
+      ethNetwork: 'sepolia',
+      zksync: true, // enables zksolc compiler
+      verifyURL:
+        'https://explorer.sepolia.era.zksync.dev/contract_verification',
+    },
+    zkSync: {
+      url: 'https://mainnet.era.zksync.io', // The testnet RPC URL of ZKsync Era network.
+      ethNetwork: 'mainnet', // The Ethereum Web3 RPC URL, or the identifier of the network (e.g. `mainnet` or `sepolia`)
+      zksync: true,
+      // Verification endpoint for Sepolia
+      verifyURL:
+        'https://zksync2-mainnet-explorer.zksync.io/contract_verification',
+    },
+  },
+  solidity: {
+    compilers: [
+      {
+        version: '0.8.24',
+        settings: {
+          ...COMPILER_SETTINGS,
+          evmVersion: 'paris',
+        },
+      },
+    ],
+  },
+  zksolc: {
+    settings: {
+      compilerPath: 'zksolc',
+      version: 'v1.5.3',
+      optimizer: {
+        enabled: true,
+        mode: '3',
+        fallback_to_optimizing_for_size: false,
+      },
+      experimental: {
+        dockerImage: '',
+        tag: '',
+      },
+      // contractsToCompile: ['RMN', 'ARMProxy'], // uncomment this to compile only specific contracts
+    },
+  },
+  warnings: !process.env.HIDE_WARNINGS,
+}
+
+if (process.env.NETWORK_NAME && process.env.EXPLORER_API_KEY) {
+  config = {
+    ...config,
+  }
+}
+
+export default config

contracts/package.json

@@ -14,6 +14,9 @@
     "clean": "hardhat clean",
     "compile:native": "./scripts/native_solc_compile_all",
     "compile": "hardhat compile --no-typechain",
+    "zksync:compile": "npx hardhat compile --config ./hardhat.ccip.zksync.config.ts --no-typechain",
+    "zksync:verify:sepolia": "npx hardhat run scripts/zksyncverify/zksync-verify.ts --network zkSyncSepolia --config ./hardhat.ccip.zksync.config.ts",
+    "zksync:verify": "npx hardhat run scripts/zksyncverify/zksync-verify.ts --network zkSync --config ./hardhat.ccip.zksync.config.ts",
     "coverage": "hardhat coverage",
     "prepare": "chmod +x .husky/prepare.sh && ./.husky/prepare.sh",
     "prepublishOnly": "pnpm compile && ./scripts/prepublish_generate_abi_folder",
@@ -77,6 +80,7 @@
     "@ethersproject/bignumber": "~5.7.0",
     "@ethersproject/contracts": "~5.7.0",
     "@ethersproject/providers": "~5.7.2",
+    "@matterlabs/hardhat-zksync-solc": "^1.2.1",
     "@nomicfoundation/hardhat-chai-matchers": "^1.0.6",
     "@nomicfoundation/hardhat-ethers": "^3.0.6",
     "@nomicfoundation/hardhat-network-helpers": "^1.0.11",
@@ -121,6 +125,7 @@
     "@changesets/changelog-github": "^0.5.0",
     "@changesets/cli": "~2.27.7",
     "@eth-optimism/contracts": "0.6.0",
+    "@matterlabs/hardhat-zksync-verify": "^1.6.0",
     "@openzeppelin/contracts": "4.9.3",
     "@openzeppelin/contracts-upgradeable": "4.9.3",
     "@scroll-tech/contracts": "0.1.0",