fix PropType (#446)

* fix: some types set by PropType was any

reverts #444

* fix: Function PropType become undefined

Author: sapphi-red

src/component/componentProps.ts

@@ -43,7 +43,7 @@ type ExtractFunctionPropType<
   T extends Function,
   TArgs extends Array<any> = any[],
   TResult = any
-> = T extends (...args: TArgs) => TResult ? T : any
+> = T extends (...args: TArgs) => TResult ? T : never
 
 type ExtractCorrectPropType<T> = T extends Function
   ? ExtractFunctionPropType<T>
@@ -58,8 +58,10 @@ type InferPropType<T> = T extends null
       ? { [key: string]: any }
       : T extends BooleanConstructor | { type: BooleanConstructor }
         ? boolean
-        : T extends Prop<infer V>
-          ? ExtractCorrectPropType<V> : T;
+        : T extends FunctionConstructor
+          ? Function
+          : T extends Prop<infer V>
+            ? ExtractCorrectPropType<V> : T;
 
 export type ExtractPropTypes<
   O,

test-dts/defineComponent.test-d.ts

@@ -3,6 +3,7 @@ import {
   reactive,
   expectType,
   expectError,
+  isNotAnyOrUndefined,
   defineComponent,
   PropType,
 } from './index'
@@ -88,6 +89,20 @@ describe('with object props', () => {
       expectType<ExpectedProps['fff']>(props.fff)
       expectType<ExpectedProps['hhh']>(props.hhh)
 
+      isNotAnyOrUndefined(props.a)
+      isNotAnyOrUndefined(props.b)
+      isNotAnyOrUndefined(props.e)
+      isNotAnyOrUndefined(props.bb)
+      isNotAnyOrUndefined(props.cc)
+      isNotAnyOrUndefined(props.dd)
+      isNotAnyOrUndefined(props.ee)
+      isNotAnyOrUndefined(props.ff)
+      isNotAnyOrUndefined(props.ccc)
+      isNotAnyOrUndefined(props.ddd)
+      isNotAnyOrUndefined(props.eee)
+      isNotAnyOrUndefined(props.fff)
+      isNotAnyOrUndefined(props.hhh)
+
       expectError((props.a = 1))
 
       // setup context

test-dts/index.d.ts

@@ -5,3 +5,8 @@ export function describe(_name: string, _fn: () => void): void
 export function expectType<T>(value: T): void
 export function expectError<T>(value: T): void
 export function expectAssignable<T, T2 extends T = T>(value: T2): void
+
+// https://stackoverflow.com/questions/49927523/disallow-call-with-any/49928360#49928360
+type IfNotAny<T> = 0 extends 1 & T ? never : T
+type IfNotUndefined<T> = Exclude<T, undefined> extends never ? never : T
+export function isNotAnyOrUndefined<T>(value: IfNotAny<IfNotUndefined<T>>): void