From f03bc9016e343285eb3f329384f3bbccf4ecc7a9 Mon Sep 17 00:00:00 2001
From: Nathan Azaria <nazaria@fb.com>
Date: Wed, 22 Jun 2016 12:33:56 -0700
Subject: [PATCH] Fixed flowtype of ListViewDataSource to accept optional
 params

Summary:
ParamType of ListViewDataSource currently requires all the parameters to be supplied, although they are nullable.
This diff fixed it and allows the parameters to be not supplied.

Reviewed By: javache

Differential Revision: D3462796

fbshipit-source-id: 68dee260ff0c4020b7fd2bb7031d14c980812694
---
 Libraries/CustomComponents/ListView/ListViewDataSource.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Libraries/CustomComponents/ListView/ListViewDataSource.js b/Libraries/CustomComponents/ListView/ListViewDataSource.js
index 6fdbee7a6..fdc135b87 100644
--- a/Libraries/CustomComponents/ListView/ListViewDataSource.js
+++ b/Libraries/CustomComponents/ListView/ListViewDataSource.js
@@ -51,9 +51,9 @@ type differType = (data1: any, data2: any) => bool;
 
 type ParamType = {
   rowHasChanged: differType;
-  getRowData: ?typeof defaultGetRowData;
-  sectionHeaderHasChanged: ?differType;
-  getSectionHeaderData: ?typeof defaultGetSectionHeaderData;
+  getRowData?: ?typeof defaultGetRowData;
+  sectionHeaderHasChanged?: ?differType;
+  getSectionHeaderData?: ?typeof defaultGetSectionHeaderData;
 }
 
 /**