From a1b16984711423a4fdd81ad5c014f1754c617c82 Mon Sep 17 00:00:00 2001
From: Jason <574469551@qq.com>
Date: Fri, 2 Aug 2019 21:37:16 +0800
Subject: [PATCH 1/3] =?UTF-8?q?feat(h5):=20=E4=BD=BFscroll-view=E7=BB=84?=
 =?UTF-8?q?=E4=BB=B6=E5=9C=A8h5=E4=B8=AD=E6=94=AF=E6=8C=81scrollIntoView?=
 =?UTF-8?q?=E5=B1=9E=E6=80=A7?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

虽然说在官网的文档上说h5支持scrollIntoView，但实际上翻看源码，scroll-view并没有处理’scrollIntoView‘这个字段，这里直接通过querySelector获取相关元素并绑定相关API，实际效果与微信小程序端相同。
---
 .../src/components/scroll-view/index.js               | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/packages/taro-components/src/components/scroll-view/index.js b/packages/taro-components/src/components/scroll-view/index.js
index 97a35484a78a..bd783c19bce5 100644
--- a/packages/taro-components/src/components/scroll-view/index.js
+++ b/packages/taro-components/src/components/scroll-view/index.js
@@ -103,6 +103,17 @@ class ScrollView extends Nerv.Component {
       }
       this._scrollLeft = nextProps.scrollLeft
     }
+    // scrollIntoView
+    if (
+      props.scrollIntoView &&
+      typeof props.scrollIntoView === 'string' &&
+      document.querySelector(`#${props.scrollIntoView}`)
+    )
+      document.querySelector(`#${props.scrollIntoView}`).scrollIntoView({
+        behavior: 'smooth',
+        block: 'center',
+        inline: 'start',
+      });
   }
 
   render() {

From 199e46221987af989d0e31b69415bbef674889d8 Mon Sep 17 00:00:00 2001
From: Jason <574469551@qq.com>
Date: Fri, 2 Aug 2019 22:03:30 +0800
Subject: [PATCH 2/3] Update index.js

---
 packages/taro-components/src/components/scroll-view/index.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/taro-components/src/components/scroll-view/index.js b/packages/taro-components/src/components/scroll-view/index.js
index bd783c19bce5..70607ff59403 100644
--- a/packages/taro-components/src/components/scroll-view/index.js
+++ b/packages/taro-components/src/components/scroll-view/index.js
@@ -107,6 +107,8 @@ class ScrollView extends Nerv.Component {
     if (
       props.scrollIntoView &&
       typeof props.scrollIntoView === 'string' &&
+      document &&
+      document.querySelector &&
       document.querySelector(`#${props.scrollIntoView}`)
     )
       document.querySelector(`#${props.scrollIntoView}`).scrollIntoView({

From cd73e148a631ccfd81d76f0d57a97f5a82202062 Mon Sep 17 00:00:00 2001
From: Jason <574469551@qq.com>
Date: Fri, 2 Aug 2019 22:11:28 +0800
Subject: [PATCH 3/3] Update index.js

---
 .../taro-components/src/components/scroll-view/index.js   | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/packages/taro-components/src/components/scroll-view/index.js b/packages/taro-components/src/components/scroll-view/index.js
index 70607ff59403..003fcbabb772 100644
--- a/packages/taro-components/src/components/scroll-view/index.js
+++ b/packages/taro-components/src/components/scroll-view/index.js
@@ -105,13 +105,13 @@ class ScrollView extends Nerv.Component {
     }
     // scrollIntoView
     if (
-      props.scrollIntoView &&
-      typeof props.scrollIntoView === 'string' &&
+      nextProps.scrollIntoView &&
+      typeof nextProps.scrollIntoView === 'string' &&
       document &&
       document.querySelector &&
-      document.querySelector(`#${props.scrollIntoView}`)
+      document.querySelector(`#${nextProps.scrollIntoView}`)
     )
-      document.querySelector(`#${props.scrollIntoView}`).scrollIntoView({
+      document.querySelector(`#${nextProps.scrollIntoView}`).scrollIntoView({
         behavior: 'smooth',
         block: 'center',
         inline: 'start',