From 9b232b8dd414575bc1b05ea140d8f16b92d6dac5 Mon Sep 17 00:00:00 2001
From: fxy060608 <fxy060608@gmail.com>
Date: Thu, 12 Mar 2020 18:01:26 +0800
Subject: [PATCH] fix(ts): merge components #1400

---
 .../vue-loader/lib/runtime/componentNormalizer.js      | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/vue-cli-plugin-uni/packages/vue-loader/lib/runtime/componentNormalizer.js b/packages/vue-cli-plugin-uni/packages/vue-loader/lib/runtime/componentNormalizer.js
index 5985bc6af0..425a03e67d 100644
--- a/packages/vue-cli-plugin-uni/packages/vue-loader/lib/runtime/componentNormalizer.js
+++ b/packages/vue-cli-plugin-uni/packages/vue-loader/lib/runtime/componentNormalizer.js
@@ -23,7 +23,15 @@ export default function normalizeComponent (
 
   // fixed by xxxxxx auto components
   if (components) {
-    options.components = Object.assign(components, options.components || {})
+    if (!options.components) {
+      options.components = {}
+    }
+    var hasOwn = Object.prototype.hasOwnProperty
+    for (var name in components) {
+      if (hasOwn.call(components, name) && !hasOwn.call(options.components, name)) {
+        options.components[name] = components[name]
+      }
+    }
   }
   // fixed by xxxxxx renderjs
   if (renderjs) {
-- 
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