From efc9506a8ec502d15d58e0a9de2b4cfec7845e7a Mon Sep 17 00:00:00 2001
From: Fernando Ruiz <fernando.ruizecheverria@sony.com>
Date: Thu, 1 Nov 2018 17:10:53 -0700
Subject: [PATCH] Modified declarations from vars to const (#22070)

Summary:
Replaces the keywords `var` with `const` in `Libraries/Lists/ListView/ListViewDataSource.js`
Pull Request resolved: https://github.com/facebook/react-native/pull/22070

Differential Revision: D12895068

Pulled By: TheSavior

fbshipit-source-id: f191158396a0f03bb78942a57b08ec96348a9b32
---
 Libraries/Lists/ListView/ListViewDataSource.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Libraries/Lists/ListView/ListViewDataSource.js b/Libraries/Lists/ListView/ListViewDataSource.js
index 5945ddb4cac..3435d6153a0 100644
--- a/Libraries/Lists/ListView/ListViewDataSource.js
+++ b/Libraries/Lists/ListView/ListViewDataSource.js
@@ -62,7 +62,7 @@ type ParamType = {
  *
  * ```
  * getInitialState: function() {
- *   var ds = new ListView.DataSource({rowHasChanged: this._rowHasChanged});
+ *   const ds = new ListView.DataSource({rowHasChanged: this._rowHasChanged});
  *   return {ds};
  * },
  * _onDataArrived(newData) {
@@ -356,7 +356,7 @@ class ListViewDataSource {
     const prevSectionsHash = keyedDictionaryFromArray(prevSectionIDs);
     const prevRowsHash = {};
     for (let ii = 0; ii < prevRowIDs.length; ii++) {
-      var sectionID = prevSectionIDs[ii];
+      const sectionID = prevSectionIDs[ii];
       warning(
         !prevRowsHash[sectionID],
         'SectionID appears more than once: ' + sectionID,
@@ -370,7 +370,7 @@ class ListViewDataSource {
 
     let dirty;
     for (let sIndex = 0; sIndex < this.sectionIdentities.length; sIndex++) {
-      var sectionID = this.sectionIdentities[sIndex];
+      const sectionID = this.sectionIdentities[sIndex];
       // dirty if the sectionHeader is new or _sectionHasChanged is true
       dirty = !prevSectionsHash[sectionID];
       const sectionHeaderHasChanged = this._sectionHeaderHasChanged;