From 194a29102f8d777cda593fa52748b3a322bef458 Mon Sep 17 00:00:00 2001
From: Joe Haddad <timer150@gmail.com>
Date: Mon, 1 Oct 2018 12:12:25 -0400
Subject: [PATCH] Fix overlay IE 11 compatibility (#5203)
---
packages/react-error-overlay/src/utils/mapper.js | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/packages/react-error-overlay/src/utils/mapper.js b/packages/react-error-overlay/src/utils/mapper.js
index 95aa006a2..311dc3814 100644
--- a/packages/react-error-overlay/src/utils/mapper.js
+++ b/packages/react-error-overlay/src/utils/mapper.js
@@ -34,9 +34,10 @@ async function map(
});
await settle(
files.map(async fileName => {
- const fetchUrl = fileName.startsWith('webpack-internal:')
- ? `/__get-internal-source?fileName=${encodeURIComponent(fileName)}`
- : fileName;
+ const fetchUrl =
+ fileName.indexOf('webpack-internal:') === 0
+ ? `/__get-internal-source?fileName=${encodeURIComponent(fileName)}`
+ : fileName;
const fileSource = await fetch(fetchUrl).then(r => r.text());
const map = await getSourceMap(fileName, fileSource);
--
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