fix: type TData with initialData is undefined

.eslintrc

@@ -39,6 +39,7 @@
     "@typescript-eslint/no-non-null-assertion": "off",
     "import/no-unresolved": ["error", { "commonjs": true, "amd": true }],
     "import/export": "error",
+    "@typescript-eslint/ban-types": "off",
     "@typescript-eslint/no-duplicate-imports": ["error"],
     "@typescript-eslint/explicit-module-boundary-types": "off",
     "@typescript-eslint/no-unused-vars": [

package.json

@@ -27,7 +27,7 @@
     "@rollup/plugin-commonjs": "^22.0.2",
     "@rollup/plugin-node-resolve": "^13.2.1",
     "@rollup/plugin-replace": "^4.0.0",
-    "@tanstack/react-query": "^5.0.0-beta.20",
+    "@tanstack/react-query": "^5.0.0-rc.12",
     "@testing-library/jest-dom": "^5.16.5",
     "@testing-library/react": "^14.0.0",
     "@trivago/prettier-plugin-sort-imports": "^4.2.0",

src/types.ts

@@ -1,4 +1,5 @@
 import type {
+  DefinedUseQueryResult,
   GetNextPageParamFunction,
   GetPreviousPageParamFunction,
   InfiniteData,
@@ -78,6 +79,17 @@ type CompatibleUseInfiniteQueryOptions<
   >
 >
 
+type CompatibleInfiniteData<TFnData, TPageParam> = CompatibleWithV4<
+  InfiniteData<TFnData, TPageParam>,
+  InfiniteData<TFnData>
+>
+
+type NonUndefinedGuard<T> = T extends undefined ? never : T
+
+type WithRequired<T, K extends keyof T> = T & {
+  [_ in K]: {}
+}
+
 export type inferQueryKey<TVariables> = TVariables extends void
   ? [string]
   : [string, TVariables]
@@ -168,10 +180,26 @@ export interface QueryHookOptions<TFnData, TError, TData, TVariables>
   variables?: TVariables
 }
 
+export type DefinedQueryHookOptions<TFnData, TError, TData, TVariables> = Omit<
+  QueryHookOptions<TFnData, TError, TData, TVariables>,
+  'initialData'
+> & {
+  initialData: NonUndefinedGuard<TFnData> | (() => NonUndefinedGuard<TFnData>)
+}
+
 export type QueryHookResult<TData, TError> = UseQueryResult<TData, TError>
 
+export type DefinedQueryHookResult<TData, TError> = DefinedUseQueryResult<
+  TData,
+  TError
+>
+
 export interface QueryHook<TFnData = unknown, TVariables = any, TError = Error>
   extends ExposeMethods<TFnData, TVariables> {
+  <TData = TFnData>(
+    options: DefinedQueryHookOptions<TFnData, TError, TData, TVariables>,
+    queryClient?: CompatibleWithV4<QueryClient, void>
+  ): DefinedQueryHookResult<TData, TError>
   <TData = TFnData>(
     options?: QueryHookOptions<TFnData, TError, TData, TVariables>,
     queryClient?: CompatibleWithV4<QueryClient, void>
@@ -279,17 +307,47 @@ export interface InfiniteQueryHookOptions<
   variables?: TVariables
 }
 
+export type DefinedInfiniteQueryHookOptions<
+  TFnData,
+  TError,
+  TData,
+  TVariables,
+  TPageParam = number
+> = Omit<
+  InfiniteQueryHookOptions<TFnData, TError, TData, TVariables, TPageParam>,
+  'initialData'
+> & {
+  initialData:
+    | CompatibleInfiniteData<TFnData, TPageParam>
+    | (() => NonUndefinedGuard<CompatibleInfiniteData<TFnData, TPageParam>>)
+}
+
 export type InfiniteQueryHookResult<TData, TError> = UseInfiniteQueryResult<
   TData,
   TError
 >
 
+export type DefinedInfiniteQueryHookResult<TData, TError> = WithRequired<
+  UseInfiniteQueryResult<TData, TError>,
+  'data'
+>
+
 export interface InfiniteQueryHook<
   TFnData = unknown,
   TVariables = void,
   TError = Error,
   TPageParam = number
 > extends ExposeMethods<TFnData, TVariables, TPageParam> {
+  <TData = CompatibleWithV4<InfiniteData<TFnData, TPageParam>, TFnData>>(
+    options: DefinedInfiniteQueryHookOptions<
+      TFnData,
+      TError,
+      TData,
+      TVariables,
+      TPageParam
+    >,
+    queryClient?: CompatibleWithV4<QueryClient, void>
+  ): DefinedInfiniteQueryHookResult<TData, TError>
   <TData = CompatibleWithV4<InfiniteData<TFnData, TPageParam>, TFnData>>(
     options?: InfiniteQueryHookOptions<
       TFnData,
@@ -444,9 +502,9 @@ export type inferData<T> = T extends QueryHook<infer TData, any, any>
   : T extends SuspenseQueryHook<infer TData, any, any>
   ? TData
   : T extends InfiniteQueryHook<infer TData, any, any, infer TPageParam>
-  ? CompatibleWithV4<InfiniteData<TData, TPageParam>, InfiniteData<TData>>
+  ? CompatibleInfiniteData<TData, TPageParam>
   : T extends SuspenseInfiniteQueryHook<infer TData, any, any, infer TPageParam>
-  ? CompatibleWithV4<InfiniteData<TData, TPageParam>, InfiniteData<TData>>
+  ? CompatibleInfiniteData<TData, TPageParam>
   : T extends MutationHook<infer TData, any, any>
   ? TData
   : never

yarn.lock

@@ -1676,17 +1676,17 @@
   dependencies:
     "@sinonjs/commons" "^3.0.0"
 
-"@tanstack/[email protected]beta.20":
-  version "5.0.0-beta.20"
-  resolved "https://registry.yarnpkg.com/@tanstack/query-core/-/query-core-5.0.0-beta.20.tgz#0aad6d63ea7b407cf886117932b4ea5eb963701b"
-  integrity sha512-KTI6b4DLXq39n/VNLvWqxM0K/bmCyL5SvOfPGZ1cZGOvVfZxpo/81ZF9cuRDyPjInmzz8d8jUZOHZVJDKSDcvQ==
+"@tanstack/[email protected]rc.12":
+  version "5.0.0-rc.12"
+  resolved "https://registry.yarnpkg.com/@tanstack/query-core/-/query-core-5.0.0-rc.12.tgz#0748043960b749888d6762bf6ed795ca7d761153"
+  integrity sha512-gEgRIkFMjxhu+rbomSxAYTA+aPaPrLffJwFCpfd/AqJ8PTlnredJnFfFskCbR6oZo/1XEuDORFW9c6b4gOnEKQ==
 
-"@tanstack/react-query@^5.0.0-beta.20":
-  version "5.0.0-beta.20"
-  resolved "https://registry.yarnpkg.com/@tanstack/react-query/-/react-query-5.0.0-beta.20.tgz#d3828f9774b62f7b7e3be9da2917fe59d8488960"
-  integrity sha512-L5YP1zwEMBwZJ/oCnFXLnb6S60srU7Oyj/oM5TVLcC/efdKpcdToMZTHA9Vjq3oFA9ysxFgrskkideIMa3fB4A==
+"@tanstack/react-query@^5.0.0-rc.12":
+  version "5.0.0-rc.12"
+  resolved "https://registry.yarnpkg.com/@tanstack/react-query/-/react-query-5.0.0-rc.12.tgz#26c61cff5c33c1be1033795de56f57eb7bb8d19a"
+  integrity sha512-pUb6xkHs2YFb9N6/34ZMut4LG0yO+uqjDaoWmxOsmIZVwPYCNrsRjI8kaF/6F+5gyxJp6hzFHH4Jlukbx/tReA==
   dependencies:
-    "@tanstack/query-core" "5.0.0-beta.20"
+    "@tanstack/query-core" "5.0.0-rc.12"
     client-only "0.0.1"
 
 "@testing-library/dom@^9.0.0":