From: underfin <2218301630@qq.com>
Date: Thu, 11 Jun 2020 21:20:38 +0000 (+0800)
Subject: chore: better warning when remounting a mounted app (#1297)
X-Git-Tag: v3.0.0-beta.15~26
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0b934401469c9c1864bbacace8d24c309b083839;p=thirdparty%2Fvuejs%2Fcore.git

chore: better warning when remounting a mounted app (#1297)
---

diff --git a/packages/runtime-core/src/apiCreateApp.ts b/packages/runtime-core/src/apiCreateApp.ts
index 4e3079e436..8c0db0412e 100644
--- a/packages/runtime-core/src/apiCreateApp.ts
+++ b/packages/runtime-core/src/apiCreateApp.ts
@@ -225,7 +225,10 @@ export function createAppAPI<HostElement>(
           return vnode.component!.proxy
         } else if (__DEV__) {
           warn(
-            `App has already been mounted. Create a new app instance instead.`
+            `App has already been mounted.\n` +
+              `If you want to remount the same app, move your app creation logic ` +
+              `into a factory function and create fresh app instances for each ` +
+              `mount - e.g. \`const createMyApp = () => createApp(App)\``
           )
         }
       },