chore: fix type tests

packages/server-renderer/package.json

@@ -34,10 +34,11 @@
     "source-map": "0.5.6"
   },
   "devDependencies": {
+    "@types/webpack": "^4.41.32",
+    "file-loader": "^3.0.1",
     "memory-fs": "^0.5.0",
     "vue": "file:../..",
-    "webpack": "^4.46.0",
-    "file-loader": "^3.0.1"
+    "webpack": "^4.46.0"
   },
   "homepage": "https://github.com/vuejs/vue/tree/dev/packages/vue-server-renderer#readme"
 }

types/test/ssr-test.ts → packages/server-renderer/types/test.ts

@@ -1,12 +1,9 @@
-import Vue, { VNode, VNodeDirective } from '../index'
-import VueSSRClientPlugin = require('../../packages/vue-server-renderer/client-plugin')
-import VueSSRServerPlugin = require('../../packages/vue-server-renderer/server-plugin')
-import webpack = require('webpack')
+import Vue, { VNode, VNodeDirective } from '../../../types/index'
+import VueSSRClientPlugin from '../client-plugin'
+import VueSSRServerPlugin from '../server-plugin'
+import webpack from 'webpack'
 import { readFileSync } from 'fs'
-import {
-  createRenderer,
-  createBundleRenderer
-} from '../../packages/vue-server-renderer'
+import { createRenderer, createBundleRenderer } from '.'
 
 function createApp(context: any) {
   return new Vue({

packages/server-renderer/types/tsconfig.json

@@ -5,6 +5,7 @@
     "moduleResolution": "node",
     "strict": true,
     "noEmit": true,
+    "allowSyntheticDefaultImports": true,
     "paths": {
       "vue": ["../../../types/index.d.ts"]
     }

types/index.d.ts

@@ -11,8 +11,8 @@ export {
   ComponentOptions,
   FunctionalComponentOptions,
   RenderContext,
-  // PropType,
-  // PropOptions,
+  PropType,
+  PropOptions,
   ComputedOptions,
   WatchHandler,
   WatchOptions,
@@ -52,8 +52,8 @@ export {
   ComponentRenderProxy
 } from './v3-component-proxy'
 export {
-  PropType,
-  PropOptions,
+  // PropType,
+  // PropOptions,
   ExtractPropTypes,
   ExtractDefaultPropTypes
 } from './v3-component-props'

types/options.d.ts

@@ -250,10 +250,22 @@ export interface RenderContext<Props = DefaultProps> {
   injections: any
 }
 
-import { PropOptions, PropType } from './v3-component-props'
+export type Prop<T> =
+  | { (): T }
+  | { new (...args: never[]): T & object }
+  | { new (...args: string[]): Function }
+
+export type PropType<T> = Prop<T> | Prop<T>[]
 
 export type PropValidator<T> = PropOptions<T> | PropType<T>
 
+export interface PropOptions<T = any> {
+  type?: PropType<T>
+  required?: boolean
+  default?: T | null | undefined | (() => T | null | undefined)
+  validator?(value: unknown): boolean
+}
+
 export type RecordPropsDefinition<T> = {
   [K in keyof T]: PropValidator<T[K]>
 }

types/test/v3/setup-test.ts

@@ -1,4 +1,4 @@
-import Vue, { defineComponent } from '../../index'
+import Vue, { defineComponent, PropType } from '../../index'
 
 // object props
 Vue.extend({
@@ -78,3 +78,18 @@ defineComponent({
     }
   }
 })
+
+defineComponent({
+  props: {
+    foo: null as any as PropType<{ a: number }>
+  },
+  data() {
+    this.foo?.a
+  },
+  setup(props) {
+    const res = props.foo?.a.toFixed(2)
+    // @ts-expect-error
+    res.charAt(1)
+    res?.charAt(1)
+  }
+})

types/v3-component-props.d.ts

@@ -22,8 +22,8 @@ export interface PropOptions<T = any, D = T> {
 export type PropType<T> = PropConstructor<T> | PropConstructor<T>[]
 
 type PropConstructor<T> =
-  | { new (...args: any[]): T & object }
   | { (): T }
+  | { new (...args: never[]): T & object }
   | { new (...args: string[]): Function }
 
 type RequiredKeys<T> = {