fix type checks

Author: shuding

infinite/types.ts

@@ -6,8 +6,8 @@ export type SWRInfiniteFetcher<
   Data = any,
   KeyLoader extends SWRInfiniteKeyLoader = SWRInfiniteKeyLoader
 > = KeyLoader extends (...args: any[]) => any
-  ? ReturnType<KeyLoader> extends readonly [...infer K]
-    ? (args: [...K]) => FetcherResponse<Data>
+  ? ReturnType<KeyLoader> extends readonly [...infer T]
+    ? (args: T) => FetcherResponse<Data>
     : ReturnType<KeyLoader> extends infer T | null | false | undefined
     ? (args: T) => FetcherResponse<Data>
     : never

src/types.ts

@@ -8,9 +8,9 @@ export type Fetcher<
   Data = unknown,
   SWRKey extends Key = Key
 > = SWRKey extends () => readonly [...infer Args]
-  ? (args: [...Args]) => FetcherResponse<Data>
+  ? (args: Args) => FetcherResponse<Data>
   : SWRKey extends readonly [...infer Args]
-  ? (args: [...Args]) => FetcherResponse<Data>
+  ? (args: Args) => FetcherResponse<Data>
   : SWRKey extends () => infer Arg | null | undefined | false
   ? (args: Arg) => FetcherResponse<Data>
   : SWRKey extends null | undefined | false

test/type/fetcher.ts

@@ -262,7 +262,7 @@ export function useReturnTuple() {
 
   useSWR(
     () => (truthy() ? [{ a: '1', b: { c: '3' } }, [1231, '888']] : false),
-    (...keys) => {
+    keys => {
       expectType<[{ a: string; b: { c: string } }, (string | number)[]]>(keys)
       return keys
     }
@@ -318,7 +318,7 @@ export function useReturnReadonlyTuple() {
       truthy() ? ([{ a: '1', b: { c: '3' } }, [1231, '888']] as const) : null,
     keys => {
       expectType<
-        [
+        readonly [
           {
             readonly a: '1'
             readonly b: {
@@ -337,7 +337,7 @@ export function useReturnReadonlyTuple() {
       truthy() ? ([{ a: '1', b: { c: '3' } }, [1231, '888']] as const) : false,
     keys => {
       expectType<
-        [
+        readonly [
           {
             readonly a: '1'
             readonly b: {
@@ -355,7 +355,7 @@ export function useReturnReadonlyTuple() {
     () => [{ a: '1', b: { c: '3' } }, [1231, '888']] as const,
     keys => {
       expectType<
-        [
+        readonly [
           {
             readonly a: '1'
             readonly b: {
@@ -373,7 +373,7 @@ export function useReturnReadonlyTuple() {
       truthy() ? ([{ a: '1', b: { c: '3' } }, [1231, '888']] as const) : null,
     keys => {
       expectType<
-        [
+        readonly [
           {
             readonly a: '1'
             readonly b: {
@@ -392,7 +392,7 @@ export function useReturnReadonlyTuple() {
       truthy() ? ([{ a: '1', b: { c: '3' } }, [1231, '888']] as const) : false,
     keys => {
       expectType<
-        [
+        readonly [
           {
             readonly a: '1'
             readonly b: {

test/type/option-fetcher.ts

@@ -337,7 +337,7 @@ export function useReturnReadonlyTuple() {
     {
       fetcher: keys => {
         expectType<
-          [
+          readonly [
             {
               readonly a: '1'
               readonly b: {
@@ -358,7 +358,7 @@ export function useReturnReadonlyTuple() {
     {
       fetcher: keys => {
         expectType<
-          [
+          readonly [
             {
               readonly a: '1'
               readonly b: {
@@ -395,7 +395,7 @@ export function useReturnReadonlyTuple() {
     {
       fetcher: keys => {
         expectType<
-          [
+          readonly [
             {
               readonly a: '1'
               readonly b: {
@@ -416,7 +416,7 @@ export function useReturnReadonlyTuple() {
     {
       fetcher: keys => {
         expectType<
-          [
+          readonly [
             {
               readonly a: '1'
               readonly b: {