feat(types): add slots types for built-in components (#6033)

Author: johnsoncodehk

packages/runtime-core/src/components/BaseTransition.ts

@@ -283,6 +283,9 @@ if (__COMPAT__) {
 export const BaseTransition = BaseTransitionImpl as unknown as {
   new (): {
     $props: BaseTransitionProps<any>
+    $slots: {
+      default(): VNode[]
+    }
   }
 }
 

packages/runtime-core/src/components/KeepAlive.ts

@@ -344,6 +344,9 @@ export const KeepAlive = KeepAliveImpl as any as {
   __isKeepAlive: true
   new (): {
     $props: VNodeProps & KeepAliveProps
+    $slots: {
+      default(): VNode[]
+    }
   }
 }
 

packages/runtime-core/src/components/Suspense.ts

@@ -104,7 +104,13 @@ export const Suspense = (__FEATURE_SUSPENSE__
   ? SuspenseImpl
   : null) as unknown as {
   __isSuspense: true
-  new (): { $props: VNodeProps & SuspenseProps }
+  new (): {
+    $props: VNodeProps & SuspenseProps
+    $slots: {
+      default(): VNode[]
+      fallback(): VNode[]
+    }
+  }
 }
 
 function triggerEvent(

packages/runtime-core/src/components/Teleport.ts

@@ -393,7 +393,12 @@ function hydrateTeleport(
 // Force-casted public typing for h and TSX props inference
 export const Teleport = TeleportImpl as unknown as {
   __isTeleport: true
-  new (): { $props: VNodeProps & TeleportProps }
+  new(): {
+    $props: VNodeProps & TeleportProps
+    $slots: {
+      default(): VNode[]
+    }
+  }
 }
 
 function updateCssVars(vnode: VNode) {