From 63a59f52d687356f6da02b7403007398656b8b53 Mon Sep 17 00:00:00 2001
From: qiang <guoshengqiang@live.com>
Date: Thu, 13 Aug 2020 14:51:49 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E5=B0=8F=E7=A8=8B?=
 =?UTF-8?q?=E5=BA=8F=20v-for=20=E4=B8=AD=E5=B5=8C=E5=A5=97=E5=A4=8D?=
 =?UTF-8?q?=E6=9D=82=E4=BA=8B=E4=BB=B6=E8=A1=A8=E8=BE=BE=E5=BC=8F=E7=BC=96?=
 =?UTF-8?q?=E8=AF=91=E6=8A=A5=E9=94=99=E7=9A=84=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../uni-template-compiler/__tests__/compiler-extra.spec.js   | 5 +++++
 .../uni-template-compiler/lib/script/traverse/data/event.js  | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/uni-template-compiler/__tests__/compiler-extra.spec.js b/packages/uni-template-compiler/__tests__/compiler-extra.spec.js
index a5880d491..3cee2701b 100644
--- a/packages/uni-template-compiler/__tests__/compiler-extra.spec.js
+++ b/packages/uni-template-compiler/__tests__/compiler-extra.spec.js
@@ -327,6 +327,11 @@ describe('mp:compiler-extra', () => {
       '<view><view class="item" v-for="i in 5" :key="i" @click="func(i)"></view></view>',
       '<view><block wx:for="{{5}}" wx:for-item="i" wx:for-index="__i0__" wx:key="*this"><view data-event-opts="{{[[\'tap\',[[\'func\',[\'$0\'],[[[5,\'\',__i0__]]]]]]]}}" class="item" bindtap="__e"></view></block></view>'
     )
+    assertCodegen(
+      '<view v-for="(item,index) in list" :key="index"><view @click="$test.test(item,item.length)"></view></view>',
+      '<block wx:for="{{list}}" wx:for-item="item" wx:for-index="index" wx:key="index"><view><view data-event-opts="{{[[\'tap\',[[\'e0\',[\'$event\']]]]]}}" data-event-params="{{({item})}}" bindtap="__e"></view></view></block>',
+      'with(this){if(!_isMounted){e0=function($event,item){var _temp=arguments[arguments.length-1].currentTarget.dataset,_temp2=_temp.eventParams||_temp["event-params"],item=_temp2.item;var _temp,_temp2;return $test.test(item,item.length)}}}'
+    )
   })
 
   it('generate class binding', () => {
diff --git a/packages/uni-template-compiler/lib/script/traverse/data/event.js b/packages/uni-template-compiler/lib/script/traverse/data/event.js
index 698c08151..c5e9dc25e 100644
--- a/packages/uni-template-compiler/lib/script/traverse/data/event.js
+++ b/packages/uni-template-compiler/lib/script/traverse/data/event.js
@@ -335,7 +335,7 @@ function parseEvent (keyPath, valuePath, state, isComponent, isNativeOn = false,
               const scope = path.scope
               const node = path.node
               const name = node.name
-              if (path.key !== 'key' && (path.key !== 'property' || path.parent.computed) && scope && !scope.hasOwnBinding(name) && scope.hasBinding(name)) {
+              if (path.key !== 'key' && (path.key !== 'property' || path.parent.computed) && scope && !scope.hasOwnBinding(name) && scope.hasBinding(name) && !params.includes(name)) {
                 params.push(name)
               }
             }
-- 
GitLab