From b513d358714a9f23a8f757fcebe31b079f38eb67 Mon Sep 17 00:00:00 2001
From: guy <guy@finereport.com>
Date: Tue, 7 Dec 2021 19:38:50 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=AF=E6=8C=81BI.useContext?=
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---
 src/core/4.widget.js | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/core/4.widget.js b/src/core/4.widget.js
index 34d541285..f8fe45929 100644
--- a/src/core/4.widget.js
+++ b/src/core/4.widget.js
@@ -794,19 +794,16 @@
                     }));
                 }
             }
-            if (vm._widget) {
-                vm._widget._watchers || (vm._widget._watchers = []);
-                vm._widget._watchers = vm._widget._watchers.concat(watchers);
-            }
+            // vm中一定有_widget
+            vm._widget._watchers || (vm._widget._watchers = []);
+            vm._widget._watchers = vm._widget._watchers.concat(watchers);
             return;
         }
         if (BI.Widget.current) {
-
             handler = watch;
             watch = vm;
             BI.Widget.current.$watchDelayCallbacks || (BI.Widget.current.$watchDelayCallbacks = []);
             BI.Widget.current.$watchDelayCallbacks.push([watch, handler]);
-
         }
     };