From dfaf9e24361e10ae68ce3951eaf48262cf90f0ec Mon Sep 17 00:00:00 2001
From: Timur Kiyui <timur@linux.com>
Date: Wed, 5 Dec 2018 23:00:56 +0000
Subject: [PATCH] fix(types): type support for advanced async components
 (#8438)

---
 types/options.d.ts | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/types/options.d.ts b/types/options.d.ts
index f6d92b97a16..a65f088b8c6 100644
--- a/types/options.d.ts
+++ b/types/options.d.ts
@@ -15,12 +15,24 @@ export type Component<Data=DefaultData<never>, Methods=DefaultMethods<never>, Co
 interface EsModuleComponent {
   default: Component
 }
+                      
+export type AsyncComponent<Data=DefaultData<never>, Methods=DefaultMethods<never>, Computed=DefaultComputed, Props=DefaultProps>
+  = AsyncComponentPromise<Data, Methods, Computed, Props>
+  | AsyncComponentFactory<Data, Methods, Computed, Props>
 
-export type AsyncComponent<Data=DefaultData<never>, Methods=DefaultMethods<never>, Computed=DefaultComputed, Props=DefaultProps> = (
+export type AsyncComponentPromise<Data=DefaultData<never>, Methods=DefaultMethods<never>, Computed=DefaultComputed, Props=DefaultProps> = (
   resolve: (component: Component<Data, Methods, Computed, Props>) => void,
   reject: (reason?: any) => void
 ) => Promise<Component | EsModuleComponent> | void;
 
+export type AsyncComponentFactory<Data=DefaultData<never>, Methods=DefaultMethods<never>, Computed=DefaultComputed, Props=DefaultProps> = () => {
+  component: AsyncComponentPromise<Data, Methods, Computed, Props>;
+  loading?: Component | EsModuleComponent;
+  error?: Component | EsModuleComponent;
+  delay?: number;
+  timeout?: number;
+}
+
 /**
  * When the `Computed` type parameter on `ComponentOptions` is inferred,
  * it should have a property with the return type of every get-accessor.