chore: bump typescript-eslint to v8 (#17624)

Co-authored-by: Anthony Fu <github@antfu.me>

Author: JoshuaKGoldberg

eslint.config.js

@@ -97,7 +97,7 @@ export default tseslint.config(
       ],
 
       '@typescript-eslint/ban-ts-comment': 'error',
-      '@typescript-eslint/ban-types': 'off', // TODO: we should turn this on in a new PR
+      '@typescript-eslint/no-unsafe-function-type': 'off', // TODO: we should turn this on in a new PR
       '@typescript-eslint/explicit-module-boundary-types': [
         'error',
         { allowArgumentsExplicitlyTypedAsAny: true },
@@ -106,18 +106,23 @@ export default tseslint.config(
         'error',
         { allow: ['arrowFunctions'] },
       ],
+      '@typescript-eslint/no-empty-object-type': [
+        'error',
+        { allowInterfaces: 'with-single-extends' }, // maybe we should turn this on in a new PR
+      ],
       '@typescript-eslint/no-empty-interface': 'off',
       '@typescript-eslint/no-explicit-any': 'off', // maybe we should turn this on in a new PR
       'no-extra-semi': 'off',
       '@typescript-eslint/no-extra-semi': 'off', // conflicts with prettier
       '@typescript-eslint/no-inferrable-types': 'off',
+      '@typescript-eslint/no-unused-expressions': 'off', // maybe we should turn this on in a new PR
       '@typescript-eslint/no-unused-vars': 'off', // maybe we should turn this on in a new PR
-      '@typescript-eslint/no-var-requires': 'off',
+      '@typescript-eslint/no-require-imports': 'off',
       '@typescript-eslint/consistent-type-imports': [
         'error',
         { prefer: 'type-imports', disallowTypeAnnotations: false },
       ],
-      // disable rules set in @typescript-eslint/stylistic v6 that wasn't set in @typescript-eslint/recommended v5 and which conflict with current code
+      // disable rules set in @typescript-eslint/stylistic which conflict with current code
       // maybe we should turn them on in a new PR
       '@typescript-eslint/array-type': 'off',
       '@typescript-eslint/ban-tslint-comment': 'off',

package.json

@@ -74,7 +74,7 @@
     "tslib": "^2.6.3",
     "tsx": "^4.16.2",
     "typescript": "^5.5.3",
-    "typescript-eslint": "^7.18.0",
+    "typescript-eslint": "^8.0.0",
     "vite": "workspace:*",
     "vitest": "^2.0.4"
   },

packages/create-vite/template-react-ts/package.json

@@ -23,7 +23,7 @@
     "eslint-plugin-react-refresh": "^0.4.7",
     "globals": "^15.6.0",
     "typescript": "^5.5.3",
-    "typescript-eslint": "^7.18.0",
+    "typescript-eslint": "^8.0.0",
     "vite": "^5.3.5"
   },
   "overrides": {

packages/vite/src/node/plugins/importAnalysisBuild.ts

@@ -77,7 +77,7 @@ function detectScriptRel() {
 declare const scriptRel: string
 declare const seen: Record<string, boolean>
 function preload(
-  baseModule: () => Promise<{}>,
+  baseModule: () => Promise<unknown>,
   deps?: string[],
   importerUrl?: string,
 ) {

packages/vite/src/types/shims.d.ts

@@ -34,6 +34,7 @@ declare module 'postcss-import' {
 
 // LESS' types somewhat references this which doesn't make sense in Node,
 // so we have to shim it
+// eslint-disable-next-line @typescript-eslint/no-empty-object-type
 declare interface HTMLLinkElement {}
 
 // eslint-disable-next-line no-var

packages/vite/src/types/ws.d.ts

@@ -300,7 +300,7 @@ declare class WebSocket extends EventEmitter {
 }
 
 declare const WebSocketAlias: typeof WebSocket
-interface WebSocketAlias extends WebSocket {} // tslint:disable-line no-empty-interface
+interface WebSocketAlias extends WebSocket {}
 
 declare namespace WebSocket {
   /**
@@ -550,9 +550,9 @@ declare namespace WebSocket {
   }
 
   const WebSocketServer: typeof Server
-  interface WebSocketServer extends Server {} // tslint:disable-line no-empty-interface
+  interface WebSocketServer extends Server {}
   const WebSocket: typeof WebSocketAlias
-  interface WebSocket extends WebSocketAlias {} // tslint:disable-line no-empty-interface
+  interface WebSocket extends WebSocketAlias {}
 
   // WebSocket stream
   function createWebSocketStream(

pnpm-lock.yaml

@@ -8,7 +8,9 @@ export function run<EO extends ExecaOptions>(
   bin: string,
   args: string[],
   opts?: EO,
-): ResultPromise<EO & (keyof EO extends 'stdio' ? {} : { stdio: 'inherit' })> {
+): ResultPromise<
+  EO & (keyof EO extends 'stdio' ? object : { stdio: 'inherit' })
+> {
   return execa(bin, args, { stdio: 'inherit', ...opts }) as any
 }