From f5957554846b8554ee5f8feafb995081c80a341d Mon Sep 17 00:00:00 2001
From: Amumu <yoyo837@hotmail.com>
Date: Tue, 6 Jul 2021 17:26:31 +0800
Subject: [PATCH] =?UTF-8?q?feat(touch-emulator):=20=E6=94=AF=E6=8C=81?=
 =?UTF-8?q?=E7=99=BD=E5=90=8D=E5=8D=95=E6=8E=92=E9=99=A4=20(#8984)?=
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---
 packages/vant-touch-emulator/index.js | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/packages/vant-touch-emulator/index.js b/packages/vant-touch-emulator/index.js
index 25d873cb3..b6d3d0a20 100644
--- a/packages/vant-touch-emulator/index.js
+++ b/packages/vant-touch-emulator/index.js
@@ -51,6 +51,19 @@
     };
   }
 
+  if (!Element.prototype.closest) {
+    Element.prototype.closest = function (s) {
+      var el = this;
+
+      do {
+        if (el.matches(s)) return el;
+        el = el.parentElement || el.parentNode;
+      } while (el !== null && el.nodeType === 1);
+
+      return null;
+    };
+  }
+
   /**
    * create an touch point
    * @constructor
@@ -130,7 +143,9 @@
         eventTarget = ev.target;
       }
 
-      triggerTouch(touchType, ev);
+      if (eventTarget.closest('[data-no-touch-simulate]') == null) {
+        triggerTouch(touchType, ev);
+      }
 
       // reset
       if (ev.type === 'mouseup') {