prohibit mounting to body/html

yyx990803 · yyx990803 · commit 16ce0f13d5e7 · 2016-08-20T00:46:58.000-04:00
diff --git a/src/entries/web-runtime-with-compiler.js b/src/entries/web-runtime-with-compiler.js
@@ -16,6 +16,14 @@ Vue.prototype.$mount = function (
   hydrating?: boolean
 ): Component {
   el = el && query(el)
+
+  if (el === document.body || el === document.documentElement) {
+    process.env.NODE_ENV !== 'production' && warn(
+      `Do not mount Vue to <html> or <body> - mount to normal elements instead.`
+    )
+    return this
+  }
+
   const options = this.$options
   // resolve template/el and convert to render function
   if (!options.render) {
