From ebf297749cfaf71b574f68b17e270cb9d8579fdb Mon Sep 17 00:00:00 2001
From: gebilaoxiong <gebilaoxiong@gmail.com>
Date: Tue, 4 Sep 2018 21:32:22 +0800
Subject: [PATCH] refactor: remove emove type judgment when defining warning
 props

---
 packages/react/src/ReactElement.js | 23 +++++++++--------------
 1 file changed, 9 insertions(+), 14 deletions(-)

diff --git a/packages/react/src/ReactElement.js b/packages/react/src/ReactElement.js
index 4d0c674dc21..99a465fe2e9 100644
--- a/packages/react/src/ReactElement.js
+++ b/packages/react/src/ReactElement.js
@@ -229,20 +229,15 @@ export function createElement(type, config, children) {
   }
   if (__DEV__) {
     if (key || ref) {
-      if (
-        typeof props.$$typeof === 'undefined' ||
-        props.$$typeof !== REACT_ELEMENT_TYPE
-      ) {
-        const displayName =
-          typeof type === 'function'
-            ? type.displayName || type.name || 'Unknown'
-            : type;
-        if (key) {
-          defineKeyPropWarningGetter(props, displayName);
-        }
-        if (ref) {
-          defineRefPropWarningGetter(props, displayName);
-        }
+      const displayName =
+        typeof type === 'function'
+          ? type.displayName || type.name || 'Unknown'
+          : type;
+      if (key) {
+        defineKeyPropWarningGetter(props, displayName);
+      }
+      if (ref) {
+        defineRefPropWarningGetter(props, displayName);
       }
     }
   }