From 7b73d44e7cd4f1845db318e3e06e29d1aac2638c Mon Sep 17 00:00:00 2001
From: Matt Phillips <matt@mattphillips.io>
Date: Sat, 29 Sep 2018 12:22:10 +0100
Subject: [PATCH] Add missing flow types/copyright

---
 .../jest-util/src/__tests__/error_with_stack.test.js  |  7 +++++++
 packages/jest-util/src/error_with_stack.js            | 11 ++++++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/packages/jest-util/src/__tests__/error_with_stack.test.js b/packages/jest-util/src/__tests__/error_with_stack.test.js
index d844c1ff1a68..1cffe3ca4a60 100644
--- a/packages/jest-util/src/__tests__/error_with_stack.test.js
+++ b/packages/jest-util/src/__tests__/error_with_stack.test.js
@@ -1,3 +1,10 @@
+/**
+ * Copyright (c) 2018-present, Facebook, Inc. All rights reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
 import ErrorWithStack from '../error_with_stack';
 
 describe('ErrorWithStack', () => {
diff --git a/packages/jest-util/src/error_with_stack.js b/packages/jest-util/src/error_with_stack.js
index 7bf67278f629..e404f8ab5c96 100644
--- a/packages/jest-util/src/error_with_stack.js
+++ b/packages/jest-util/src/error_with_stack.js
@@ -1,5 +1,14 @@
+/**
+ * Copyright (c) 2018-present, Facebook, Inc. All rights reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow
+ */
+
 export default class ErrorWithStack extends Error {
-  constructor(message, callsite) {
+  constructor(message: string, callsite: Function) {
     super(message);
     if (Error.captureStackTrace) {
       Error.captureStackTrace(this, callsite);