From 22032e46908af14ba14ce44152280ca240be86ab Mon Sep 17 00:00:00 2001
From: Aaron Reisman <aaron@lifeiscontent.net>
Date: Thu, 14 Feb 2019 17:37:17 -0800
Subject: [PATCH] closes #6405

Allow for the ability to use `.d.ts` files without buying into typescript setup
---
 packages/react-scripts/scripts/utils/verifyTypeScriptSetup.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/react-scripts/scripts/utils/verifyTypeScriptSetup.js b/packages/react-scripts/scripts/utils/verifyTypeScriptSetup.js
index 370c7176e19..fa4b5c8716e 100644
--- a/packages/react-scripts/scripts/utils/verifyTypeScriptSetup.js
+++ b/packages/react-scripts/scripts/utils/verifyTypeScriptSetup.js
@@ -22,7 +22,7 @@ function writeJson(fileName, object) {
 }
 
 function verifyNoTypeScript() {
-  const typescriptFiles = globby(['**/*.(ts|tsx)', '!**/node_modules'], { cwd: paths.appSrc });
+  const typescriptFiles = globby(['**/*.(ts|tsx)', '!**/node_modules', '!**/*.d.ts'], { cwd: paths.appSrc });
   if (typescriptFiles.length > 0) {
     console.warn(
       chalk.yellow(