From e0aff5f6f210c0006cdafbf593d2f375c9c972e4 Mon Sep 17 00:00:00 2001
From: chenjiajian <798095202@qq.com>
Date: Tue, 5 Jan 2021 19:53:31 +0800
Subject: [PATCH] =?UTF-8?q?feat(runtime):=20=E5=85=81=E8=AE=B8=E6=8C=82?=
 =?UTF-8?q?=E8=BD=BD=E4=B8=9C=E8=A5=BF=E5=9C=A8=E5=B0=8F=E7=A8=8B=E5=BA=8F?=
 =?UTF-8?q?=20app=20=E5=85=A8=E5=B1=80=E5=AF=B9=E8=B1=A1=E4=B8=8A?=
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---
 packages/taro-runtime/src/dsl/instance.ts |  2 ++
 packages/taro-runtime/src/dsl/react.ts    | 19 +++++++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/packages/taro-runtime/src/dsl/instance.ts b/packages/taro-runtime/src/dsl/instance.ts
index cc78e18b5884..85fda6c357bb 100644
--- a/packages/taro-runtime/src/dsl/instance.ts
+++ b/packages/taro-runtime/src/dsl/instance.ts
@@ -76,4 +76,6 @@ export interface AppInstance extends Show {
   onLaunch? (options?: string): void
   mount? (component: React.ComponentClass | ComponentOptions<VueCtor> | Vue3Component, id: string, cb: () => void): void
   unmount? (id: string, cb: () => void): void
+  onPageNotFound? (res: any): void
+  optionsExtraKeys?: string[]
 }
diff --git a/packages/taro-runtime/src/dsl/react.ts b/packages/taro-runtime/src/dsl/react.ts
index 0cf5a784b61d..064ff282b92b 100644
--- a/packages/taro-runtime/src/dsl/react.ts
+++ b/packages/taro-runtime/src/dsl/react.ts
@@ -230,6 +230,25 @@ export function createReactApp (App: React.ComponentClass, react: typeof React,
         // eslint-disable-next-line react/no-render-return-value
         wrapper = ReactDOM.render(R.createElement(AppWrapper), document.getElementById('app'))
         const app = ref.current
+
+        // For taroize
+        // 把 App Class 上挂载的额外属性同步到全局 app 对象中
+        if (app?.optionsExtraKeys?.length) {
+          app.optionsExtraKeys.forEach(key => {
+            Object.defineProperty(this, key, {
+              configurable: true,
+              enumerable: true,
+              get () {
+                return app[key]
+              },
+              set (value) {
+                app[key] = value
+              }
+            })
+          })
+        }
+        this.$app = app
+
         if (app != null && isFunction(app.onLaunch)) {
           app.onLaunch(options)
         }