From 413a99e501caa55773763c4767620b7fb4f86a19 Mon Sep 17 00:00:00 2001
From: HcySunYang <HcySunYang@outlook.com>
Date: Fri, 27 Nov 2020 14:48:17 +0800
Subject: [PATCH 1/2] fix(types): extract the correct props type for the
 DateConstructor

---
 packages/runtime-core/src/componentProps.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/runtime-core/src/componentProps.ts b/packages/runtime-core/src/componentProps.ts
index 47b06459505..c42c0f82639 100644
--- a/packages/runtime-core/src/componentProps.ts
+++ b/packages/runtime-core/src/componentProps.ts
@@ -97,7 +97,9 @@ type InferPropType<T> = T extends null
       ? Record<string, any>
       : T extends BooleanConstructor | { type: BooleanConstructor }
         ? boolean
-        : T extends Prop<infer V, infer D> ? (unknown extends V ? D : V) : T
+        : T extends DateConstructor | { type: DateConstructor }
+          ? Date
+          : T extends Prop<infer V, infer D> ? (unknown extends V ? D : V) : T
 
 export type ExtractPropTypes<O> = O extends object
   ? { [K in RequiredKeys<O>]: InferPropType<O[K]> } &

From 7241ed5e68f2a394bc02aca601e0a4ef9bd93a35 Mon Sep 17 00:00:00 2001
From: HcySunYang <HcySunYang@outlook.com>
Date: Fri, 27 Nov 2020 17:57:28 +0800
Subject: [PATCH 2/2] test: prop of type Date

---
 test-dts/defineComponent.test-d.tsx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/test-dts/defineComponent.test-d.tsx b/test-dts/defineComponent.test-d.tsx
index c77feba025d..b22b6456e12 100644
--- a/test-dts/defineComponent.test-d.tsx
+++ b/test-dts/defineComponent.test-d.tsx
@@ -34,6 +34,7 @@ describe('with object props', () => {
     ggg: 'foo' | 'bar'
     ffff: (a: number, b: string) => { a: boolean }
     validated?: string
+    date?: Date
   }
 
   type GT = string & { __brand: unknown }
@@ -103,7 +104,8 @@ describe('with object props', () => {
         type: String,
         // validator requires explicit annotation
         validator: (val: unknown) => val !== ''
-      }
+      },
+      date: Date
     },
     setup(props) {
       // type assertion. See https://github.com/SamVerschueren/tsd
@@ -125,6 +127,7 @@ describe('with object props', () => {
       expectType<ExpectedProps['ggg']>(props.ggg)
       expectType<ExpectedProps['ffff']>(props.ffff)
       expectType<ExpectedProps['validated']>(props.validated)
+      expectType<ExpectedProps['date']>(props.date)
 
       // @ts-expect-error props should be readonly
       expectError((props.a = 1))