fix(App): keep onReady before mounted when use composition-api

packages/uni-app/dist/app.d.ts

+export declare function init(): void;

packages/uni-app/dist/app.js

+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.init = void 0;
+var Vue = require("vue");
+function init() {
+    var vueConstructor = (Vue.default ? Vue.default : Vue);
+    var defaultMergeHook = vueConstructor.config.optionMergeStrategies.mounted;
+    var onReadyFn;
+    vueConstructor.config.optionMergeStrategies.mounted = function Le(parentVal, childVal) {
+        var res = defaultMergeHook.call(this, parentVal, childVal);
+        if (Array.isArray(res)) {
+            var index = void 0;
+            if (onReadyFn) {
+                index = res.indexOf(onReadyFn);
+            }
+            else {
+                index = res.findIndex(function (fn) { return fn.toString().includes('onReady'); });
+                onReadyFn = res[index];
+            }
+            res.splice(index, 1);
+            res.push(onReadyFn);
+        }
+        console.log('Merge mounted:', res);
+        return res;
+    };
+}
+exports.init = init;

packages/uni-app/dist/index.js

@@ -2,6 +2,7 @@
 Object.defineProperty(exports, "__esModule", { value: true });
 exports.onNavigationBarSearchInputClicked = exports.onNavigationBarSearchInputConfirmed = exports.onNavigationBarSearchInputChanged = exports.onBackPress = exports.onNavigationBarButtonTap = exports.onTabItemTap = exports.onResize = exports.onPageScroll = exports.onAddToFavorites = exports.onShareTimeline = exports.onShareAppMessage = exports.onReachBottom = exports.onPullDownRefresh = exports.onUnload = exports.onReady = exports.onLoad = exports.onInit = exports.onUniNViewMessage = exports.onThemeChange = exports.onUnhandledRejection = exports.onPageNotFound = exports.onError = exports.onLaunch = exports.onHide = exports.onShow = exports.initUtsPackageName = exports.initUtsClassName = exports.initUtsIndexClassName = exports.initUtsProxyFunction = exports.initUtsProxyClass = void 0;
 var composition_api_1 = require("@vue/composition-api");
+var app = require("./app");
 var mp = require("./mp");
 var uts_1 = require("./uts");
 Object.defineProperty(exports, "initUtsProxyClass", { enumerable: true, get: function () { return uts_1.initUtsProxyClass; } });
@@ -18,6 +19,7 @@ var createLifeCycle = function (lifecycle) {
     };
 };
 if (typeof plus === 'object') {
+    app.init();
 }
 else if (typeof window === 'object' && 'document' in window) {
 }

packages/uni-app/src/app.ts

+import Vue = require('vue')
+
+type MergeHook = (parentVal: undefined | Function[], childVal?: Function | Function[]) => void | Function[]
+
+export function init() {
+  const vueConstructor = (Vue.default ? Vue.default : Vue) as typeof Vue.default
+  const defaultMergeHook = vueConstructor.config.optionMergeStrategies.mounted as MergeHook
+  let onReadyFn: Function
+  // 向后移动 onReady 触发时机，暂不改动主框架
+  vueConstructor.config.optionMergeStrategies.mounted = function Le(parentVal: undefined | Function[], childVal?: Function | Function[]) {
+    const res = defaultMergeHook.call(this, parentVal, childVal) as ReturnType<MergeHook>
+    if (Array.isArray(res)) {
+      let index: number
+      if (onReadyFn) {
+        index = res.indexOf(onReadyFn)
+      } else {
+        index = res.findIndex(fn => fn.toString().includes('onReady'))
+        onReadyFn = res[index]
+      }
+      if (index !== -1) {
+        res.splice(index, 1)
+        res.push(onReadyFn)
+      }
+    }
+    return res
+  }
+}

packages/uni-app/src/index.ts

 /// <reference types="@dcloudio/types" />
 import { createLifeCycle as createLifeCycleBase, ComponentInternalInstance } from '@vue/composition-api'
+import * as app from './app'
 import * as mp from './mp'
-
+
 export {
   initUtsProxyClass,
   initUtsProxyFunction,
   initUtsIndexClassName,
   initUtsClassName,
   initUtsPackageName,
-} from './uts'
+} from './uts'
 
 const lifecycles: string[] = []
 
@@ -20,7 +21,7 @@ const createLifeCycle = <T extends Function>(lifecycle: string) => {
   }
 }
 if (typeof plus === 'object') {
-  // TODO App
+  app.init()
 } else if (typeof window === 'object' && 'document' in window) {
   // TODO H5
 } else {