feat: upgrade to TypeScript 6 (#8398)

paulbalaji · web-flow · commit 084c6b6297ed · 2026-03-23T23:36:31.000Z
diff --git a/.changeset/ts6-stopgap.md b/.changeset/ts6-stopgap.md
@@ -0,0 +1,18 @@
+---
+'@hyperlane-xyz/aleo-sdk': patch
+'@hyperlane-xyz/cli': patch
+'@hyperlane-xyz/cosmos-sdk': patch
+'@hyperlane-xyz/deploy-sdk': patch
+'@hyperlane-xyz/helloworld': patch
+'@hyperlane-xyz/metrics': patch
+'@hyperlane-xyz/provider-sdk': patch
+'@hyperlane-xyz/radix-sdk': patch
+'@hyperlane-xyz/rebalancer': patch
+'@hyperlane-xyz/relayer': patch
+'@hyperlane-xyz/sdk': patch
+'@hyperlane-xyz/sealevel-sdk': patch
+'@hyperlane-xyz/tron-sdk': patch
+'@hyperlane-xyz/utils': patch
+---
+
+The TypeScript packages were updated to support TypeScript 6.0 and to make ambient type loading explicit so the future TypeScript 7.0 upgrade is smoother.
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
diff --git a/pnpm-workspace.yaml b/pnpm-workspace.yaml
@@ -104,7 +104,7 @@ catalog:
   # === Development dependencies ===
 
   # Build tools
-  typescript: 5.8.3
+  typescript: 6.0.2
   tsx: ^4.19.1
   ts-node: ^10.9.2
   '@vercel/ncc': ^0.38.3
diff --git a/solidity/multicollateral/package.json b/solidity/multicollateral/package.json
@@ -41,6 +41,7 @@
     "@hyperlane-xyz/core": "workspace:*"
   },
   "devDependencies": {
+    "@types/node": "catalog:",
     "@typechain/ethers-v5": "catalog:",
     "typechain": "catalog:",
     "typescript": "catalog:"
diff --git a/starknet/package.json b/starknet/package.json
@@ -36,6 +36,7 @@
     "@eslint/js": "catalog:",
     "@hyperlane-xyz/eslint-config": "workspace:*",
     "@hyperlane-xyz/tsconfig": "workspace:^",
+    "@types/node": "catalog:",
     "@typescript-eslint/eslint-plugin": "catalog:",
     "@typescript-eslint/parser": "catalog:",
     "eslint": "catalog:",
diff --git a/typescript/aleo-sdk/package.json b/typescript/aleo-sdk/package.json
@@ -44,6 +44,7 @@
     "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
+    "@types/node": "catalog:",
     "@types/unzipper": "^0",
     "@typescript-eslint/eslint-plugin": "catalog:",
     "@typescript-eslint/parser": "catalog:",
diff --git a/typescript/aleo-sdk/tsconfig.json b/typescript/aleo-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist/",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*.ts"]
 }
diff --git a/typescript/cli/package.json b/typescript/cli/package.json
@@ -73,6 +73,7 @@
     "@inquirer/search": "^3.0.1",
     "@inquirer/select": "catalog:",
     "@inquirer/type": "^1.0.0",
+    "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/lodash-es": "catalog:",
     "@types/mocha": "catalog:",
diff --git a/typescript/cli/tsconfig.json b/typescript/cli/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist/",
-    "rootDir": "."
+    "rootDir": ".",
+    "types": ["node", "mocha"]
   },
   "include": [
     "./cli.ts",
diff --git a/typescript/cosmos-sdk/package.json b/typescript/cosmos-sdk/package.json
@@ -53,6 +53,7 @@
     "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
+    "@types/node": "catalog:",
     "@typescript-eslint/eslint-plugin": "catalog:",
     "@typescript-eslint/parser": "catalog:",
     "chai": "catalog:",
diff --git a/typescript/cosmos-sdk/tsconfig.json b/typescript/cosmos-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist/",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*.ts"]
 }
diff --git a/typescript/deploy-sdk/package.json b/typescript/deploy-sdk/package.json
@@ -36,6 +36,7 @@
   "devDependencies": {
     "@hyperlane-xyz/eslint-config": "workspace:^",
     "@hyperlane-xyz/tsconfig": "workspace:^",
+    "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
     "@types/node": "catalog:",
diff --git a/typescript/deploy-sdk/tsconfig.json b/typescript/deploy-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "dist",
-    "rootDir": "src"
+    "rootDir": "src",
+    "types": ["node", "mocha"]
   },
   "include": ["src"]
 }
diff --git a/typescript/helloworld/package.json b/typescript/helloworld/package.json
@@ -55,6 +55,7 @@
     "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
+    "@types/node": "catalog:",
     "@typescript-eslint/eslint-plugin": "catalog:",
     "@typescript-eslint/parser": "catalog:",
     "chai": "catalog:",
@@ -79,7 +80,6 @@
   "peerDependencies": {
     "@ethersproject/abi": "*",
     "@ethersproject/providers": "*",
-    "@types/node": "*",
     "@types/sinon-chai": "*"
   }
 }
diff --git a/typescript/helloworld/tsconfig.json b/typescript/helloworld/tsconfig.json
@@ -31,7 +31,8 @@
     "skipLibCheck": true,
     "sourceMap": true,
     "strict": true,
-    "target": "es2022"
+    "target": "es2022",
+    "types": ["node", "mocha"]
   },
   "exclude": ["./node_modules/", "./dist/", "./src/types/hardhat.d.ts"],
   "include": ["./src/"],
diff --git a/typescript/http-registry-server/tsconfig.json b/typescript/http-registry-server/tsconfig.json
@@ -4,7 +4,8 @@
     "outDir": "./dist/",
     "rootDir": "./",
     "module": "nodenext",
-    "moduleResolution": "nodenext"
+    "moduleResolution": "nodenext",
+    "types": ["node", "mocha"]
   },
   "exclude": ["./node_modules/", "./dist/"],
   "include": ["./*.ts", "./scripts/**/*.ts", "./src/**/*.ts", "./test/**/*.ts"]
diff --git a/typescript/infra/tsconfig.json b/typescript/infra/tsconfig.json
@@ -7,7 +7,8 @@
     "rootDir": "./",
     "noUnusedLocals": false,
     "module": "nodenext",
-    "moduleResolution": "nodenext"
+    "moduleResolution": "nodenext",
+    "types": ["node", "mocha"]
   },
   "exclude": ["./node_modules/", "./dist/", "./tmp.ts"],
   "include": [
diff --git a/typescript/keyfunder/package.json b/typescript/keyfunder/package.json
@@ -51,6 +51,7 @@
   "devDependencies": {
     "@hyperlane-xyz/eslint-config": "workspace:^",
     "@hyperlane-xyz/tsconfig": "workspace:^",
+    "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
     "@types/node": "catalog:",
diff --git a/typescript/keyfunder/tsconfig.json b/typescript/keyfunder/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*"]
 }
diff --git a/typescript/metrics/tsconfig.json b/typescript/metrics/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/base.tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*"]
 }
diff --git a/typescript/provider-sdk/tsconfig.json b/typescript/provider-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "dist",
-    "rootDir": "src"
+    "rootDir": "src",
+    "types": ["node", "mocha"]
   },
   "include": ["src"]
 }
diff --git a/typescript/radix-sdk/package.json b/typescript/radix-sdk/package.json
@@ -55,6 +55,7 @@
     "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
+    "@types/node": "catalog:",
     "@typescript-eslint/eslint-plugin": "catalog:",
     "@typescript-eslint/parser": "catalog:",
     "chai": "catalog:",
diff --git a/typescript/radix-sdk/tsconfig.json b/typescript/radix-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist/",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*.ts"]
 }
diff --git a/typescript/rebalancer/package.json b/typescript/rebalancer/package.json
@@ -68,6 +68,7 @@
     "@hyperlane-xyz/eslint-config": "workspace:*",
     "@hyperlane-xyz/relayer": "workspace:*",
     "@hyperlane-xyz/tsconfig": "workspace:^",
+    "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/express": "^5.0.3",
     "@types/mocha": "catalog:",
diff --git a/typescript/rebalancer/tsconfig.json b/typescript/rebalancer/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*"]
 }
diff --git a/typescript/relayer/tsconfig.json b/typescript/relayer/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*"]
 }
diff --git a/typescript/sdk/package.json b/typescript/sdk/package.json
@@ -83,6 +83,7 @@
     "@hyperlane-xyz/tsconfig": "workspace:^",
     "@nomiclabs/hardhat-ethers": "catalog:",
     "@nomiclabs/hardhat-waffle": "catalog:",
+    "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
     "@types/node": "catalog:",
diff --git a/typescript/sdk/tsconfig.json b/typescript/sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*"]
 }
diff --git a/typescript/starknet-sdk/package.json b/typescript/starknet-sdk/package.json
@@ -45,6 +45,7 @@
     "@hyperlane-xyz/tsconfig": "workspace:^",
     "@types/chai": "catalog:",
     "@types/mocha": "catalog:",
+    "@types/node": "catalog:",
     "@typescript-eslint/eslint-plugin": "catalog:",
     "@typescript-eslint/parser": "catalog:",
     "chai": "catalog:",
diff --git a/typescript/starknet-sdk/tsconfig.json b/typescript/starknet-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/base.tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist/",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*.ts"]
 }
diff --git a/typescript/svm-sdk/tsconfig.json b/typescript/svm-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*.ts"]
 }
diff --git a/typescript/tron-sdk/package.json b/typescript/tron-sdk/package.json
@@ -54,6 +54,7 @@
     "@types/chai": "catalog:",
     "@types/chai-as-promised": "catalog:",
     "@types/mocha": "catalog:",
+    "@types/node": "catalog:",
     "@types/unzipper": "^0",
     "@typescript-eslint/eslint-plugin": "catalog:",
     "@typescript-eslint/parser": "catalog:",
diff --git a/typescript/tron-sdk/src/tests/index.e2e-test.ts b/typescript/tron-sdk/src/tests/index.e2e-test.ts
@@ -1,5 +1,5 @@
 // enforce order of test suites
 import './1_interchain_security.e2e-test.js';
 import './2_core.e2e-test.js';
-import './3_post_dispatch.e2e-test';
-import './4_warp.e2e-test';
+import './3_post_dispatch.e2e-test.js';
+import './4_warp.e2e-test.js';
diff --git a/typescript/tron-sdk/tsconfig.json b/typescript/tron-sdk/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "@hyperlane-xyz/tsconfig/tsconfig.json",
   "compilerOptions": {
     "outDir": "./dist/",
-    "rootDir": "./src"
+    "rootDir": "./src",
+    "types": ["node", "mocha"]
   },
   "include": ["./src/**/*.ts"]
 }
diff --git a/typescript/tsconfig/base.tsconfig.json b/typescript/tsconfig/base.tsconfig.json
@@ -12,6 +12,7 @@
     "module": "nodenext",
     "moduleResolution": "nodenext",
     "resolveJsonModule": true,
+    "types": ["node"],
 
     // Output formatting
     "preserveWatchOutput": true,
diff --git a/typescript/tsconfig/tsconfig.json b/typescript/tsconfig/tsconfig.json
@@ -20,7 +20,8 @@
     "skipLibCheck": true,
     "sourceMap": true,
     "strict": true,
-    "target": "es2023"
+    "target": "es2023",
+    "types": ["node"]
   },
   "ts-node": {
     "experimentalSpecifierResolution": "node",
diff --git a/typescript/utils/package.json b/typescript/utils/package.json
@@ -45,7 +45,7 @@
   },
   "scripts": {
     "dev": "tsc -w",
-    "build": "tsc --excludeFiles \"**/*.test.ts\"",
+    "build": "tsc -p tsconfig.build.json",
     "clean": "rm -rf ./dist",
     "check": "tsc --noEmit",
     "lint": "eslint -c ./eslint.config.mjs",
@@ -72,8 +72,10 @@
     "@hyperlane-xyz/eslint-config": "workspace:*",
     "@hyperlane-xyz/tsconfig": "workspace:^",
     "@types/bs58": "catalog:",
+    "@types/chai": "catalog:",
     "@types/lodash-es": "catalog:",
     "@types/mocha": "catalog:",
+    "@types/node": "catalog:",
     "@types/sinon": "catalog:",
     "@types/sinon-chai": "catalog:",
     "@typescript-eslint/eslint-plugin": "catalog:",
diff --git a/typescript/utils/src/addresses.test.ts b/typescript/utils/src/addresses.test.ts
@@ -74,11 +74,13 @@ describe('Address utilities', () => {
 
   describe('padBytesToLength', () => {
     it('Pads bytes to a given length', () => {
-      const bytes = Buffer.from([1, 2, 3]);
-      expect(padBytesToLength(bytes, 5).equals(Buffer.from([0, 0, 1, 2, 3])));
+      const bytes = new Uint8Array([1, 2, 3]);
+      expect(Array.from(padBytesToLength(bytes, 5))).to.deep.equal([
+        0, 0, 1, 2, 3,
+      ]);
     });
     it('Rejects bytes that exceed the target length', () => {
-      const bytes = Buffer.from([1, 2, 3]);
+      const bytes = new Uint8Array([1, 2, 3]);
       expect(() => padBytesToLength(bytes, 2)).to.throw(Error);
     });
   });
diff --git a/typescript/utils/src/addresses.ts b/typescript/utils/src/addresses.ts
diff --git a/typescript/utils/src/validator.ts b/typescript/utils/src/validator.ts
diff --git a/typescript/utils/tsconfig.build.json b/typescript/utils/tsconfig.build.json
diff --git a/typescript/utils/tsconfig.json b/typescript/utils/tsconfig.json
diff --git a/typescript/warp-monitor/tsconfig.json b/typescript/warp-monitor/tsconfig.json
