chore: use isolated modules

lib/cookie/index.ts

@@ -1,24 +1,31 @@
-export { MemoryCookieStore, MemoryCookieStoreIndex } from '../memstore'
+export { MemoryCookieStore, type MemoryCookieStoreIndex } from '../memstore'
 export { pathMatch } from '../pathMatch'
 export { permuteDomain } from '../permuteDomain'
-export { getPublicSuffix, GetPublicSuffixOptions } from '../getPublicSuffix'
+export {
+  getPublicSuffix,
+  type GetPublicSuffixOptions,
+} from '../getPublicSuffix'
 export { Store } from '../store'
 export { ParameterError } from '../validators'
 export { version } from '../version'
-export { Callback, ErrorCallback, Nullable } from '../utils'
+export { type Callback, type ErrorCallback, type Nullable } from '../utils'
 export { canonicalDomain } from './canonicalDomain'
 export {
   PrefixSecurityEnum,
-  SerializedCookie,
-  SerializedCookieJar,
+  type SerializedCookie,
+  type SerializedCookieJar,
 } from './constants'
-export { Cookie, CreateCookieOptions, ParseCookieOptions } from './cookie'
+export {
+  Cookie,
+  type CreateCookieOptions,
+  type ParseCookieOptions,
+} from './cookie'
 export { cookieCompare } from './cookieCompare'
 export {
   CookieJar,
-  CreateCookieJarOptions,
-  GetCookiesOptions,
-  SetCookieOptions,
+  type CreateCookieJarOptions,
+  type GetCookiesOptions,
+  type SetCookieOptions,
 } from './cookieJar'
 export { defaultPath } from './defaultPath'
 export { domainMatch } from './domainMatch'

tsconfig.json

@@ -26,7 +26,8 @@
     "allowUnusedLabels": false,
     "allowUnreachableCode": false,
     /* Compatibility */
-    "ignoreDeprecations": "5.0"
+    "ignoreDeprecations": "5.0",
+    "isolatedModules": true
   },
   "include": ["lib"],
   "exclude": ["jest.config.ts"]