chore(examples): Convert with-cypress example to TypeScript (#38818)

- Update `with-cypress` example dependencies;
- Convert `with-cypress` example to TypeScript as suggested in the Contribution docs.


## Documentation / Examples

- [x] Make sure the linting passes by running `pnpm lint`
- [x] The examples guidelines are followed from [our contributing doc](https://github.com/vercel/next.js/blob/canary/contributing.md#adding-examples)

examples/with-cypress/.gitignore

@@ -32,3 +32,6 @@ yarn-error.log*
 
 # vercel
 .vercel
+
+# typescript
+*.tsbuildinfo

examples/with-cypress/cypress.config.ts

@@ -0,0 +1,7 @@
+const { defineConfig } = require('cypress')
+
+module.exports = defineConfig({
+  e2e: {
+    baseUrl: 'http://localhost:3000',
+  },
+})

examples/with-cypress/cypress/support/commands.js → examples/with-cypress/cypress/support/commands.ts

@@ -1,5 +1,6 @@
+/// <reference types="cypress" />
 // ***********************************************
-// This example commands.js shows you how to
+// This example commands.ts shows you how to
 // create various custom commands and overwrite
 // existing commands.
 //
@@ -23,3 +24,14 @@
 //
 // -- This will overwrite an existing command --
 // Cypress.Commands.overwrite('visit', (originalFn, url, options) => { ... })
+//
+// declare global {
+//   namespace Cypress {
+//     interface Chainable {
+//       login(email: string, password: string): Chainable<void>
+//       drag(subject: string, options?: Partial<TypeOptions>): Chainable<Element>
+//       dismiss(subject: string, options?: Partial<TypeOptions>): Chainable<Element>
+//       visit(originalFn: CommandOriginalFn, url: string, options: Partial<VisitOptions>): Chainable<Element>
+//     }
+//   }
+// }

examples/with-cypress/cypress/support/index.js → examples/with-cypress/cypress/support/e2e.ts

@@ -1,5 +1,5 @@
 // ***********************************************************
-// This example support/index.js is processed and
+// This example support/e2e.ts is processed and
 // loaded automatically before your test files.
 //
 // This is a great place to put global configuration and

examples/with-cypress/cypress/tsconfig.json

@@ -0,0 +1,8 @@
+{
+  "compilerOptions": {
+    "target": "es5",
+    "lib": ["es5", "dom"],
+    "types": ["cypress", "node"]
+  },
+  "include": ["**/*.ts"]
+}

examples/with-cypress/next-env.d.ts

@@ -0,0 +1,5 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/basic-features/typescript for more information.

examples/with-cypress/package.json

@@ -11,11 +11,15 @@
   },
   "dependencies": {
     "next": "latest",
-    "react": "17.0.2",
-    "react-dom": "17.0.2"
+    "react": "18.2.0",
+    "react-dom": "18.2.0"
   },
   "devDependencies": {
-    "cypress": "8.2.0",
-    "start-server-and-test": "1.13.1"
+    "@types/node": "18.0.6",
+    "@types/react": "18.0.15",
+    "@types/react-dom": "18.0.6",
+    "cypress": "10.3.1",
+    "start-server-and-test": "1.14.0",
+    "typescript": "4.7.4"
   }
 }

examples/with-cypress/pages/_app.js → examples/with-cypress/pages/_app.tsx

@@ -1,6 +1,7 @@
+import type { AppProps } from 'next/app'
 import '../styles/globals.css'
 
-function MyApp({ Component, pageProps }) {
+function MyApp({ Component, pageProps }: AppProps) {
   return <Component {...pageProps} />
 }
 

examples/with-cypress/tsconfig.json

@@ -0,0 +1,20 @@
+{
+  "compilerOptions": {
+    "target": "es5",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": false,
+    "forceConsistentCasingInFileNames": true,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "node",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "incremental": true
+  },
+  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx"],
+  "exclude": ["node_modules"]
+}