From a14555853ea7e6ff2858f0d8bb8a8612b7b0d8fc Mon Sep 17 00:00:00 2001
From: Christopher Chedeau <vjeux@fb.com>
Date: Sun, 19 Jun 2016 21:01:33 +0200
Subject: [PATCH] [flow] type adler32

This one is trivial

Test Plan:
npm run flow

Reviewers: @zpao @spicyj
---
 src/shared/utils/adler32.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/shared/utils/adler32.js b/src/shared/utils/adler32.js
index 1248531e23c3..45d7c005b6c6 100644
--- a/src/shared/utils/adler32.js
+++ b/src/shared/utils/adler32.js
@@ -7,6 +7,7 @@
  * of patent rights can be found in the PATENTS file in the same directory.
  *
  * @providesModule adler32
+ * @flow
  */
 
 'use strict';
@@ -18,7 +19,7 @@ var MOD = 65521;
 // This implementation (a modified version of the SheetJS version) has been optimized
 // for our use case, at the expense of conforming to the adler32 specification
 // for non-ascii inputs.
-function adler32(data) {
+function adler32(data: string): number {
   var a = 1;
   var b = 0;
   var i = 0;