From 91c9cb1ea3d0973201d8e5f517a93c9f54e3f9e5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luiz=20Am=C3=A9rico?= <luizamericop@gmail.com>
Date: Thu, 22 Aug 2019 20:08:13 -0300
Subject: [PATCH] Ensure escapeRegExp returns an empty string when passing
 falsy values  (#4432)

* Enable escapeRegExp tests

* Ensure escapeRegExp returns an empty string when passing falsy values

* Add parens around expression in escapeRegExp
---
 escapeRegExp.js                                | 2 +-
 test/{escapeRegExp.js => escapeRegExp.test.js} | 0
 2 files changed, 1 insertion(+), 1 deletion(-)
 rename test/{escapeRegExp.js => escapeRegExp.test.js} (100%)

diff --git a/escapeRegExp.js b/escapeRegExp.js
index 503a103c7..6c77d42de 100644
--- a/escapeRegExp.js
+++ b/escapeRegExp.js
@@ -22,7 +22,7 @@ const reHasRegExpChar = RegExp(reRegExpChar.source)
 function escapeRegExp(string) {
   return (string && reHasRegExpChar.test(string))
     ? string.replace(reRegExpChar, '\\$&')
-    : string
+    : (string || '')
 }
 
 export default escapeRegExp
diff --git a/test/escapeRegExp.js b/test/escapeRegExp.test.js
similarity index 100%
rename from test/escapeRegExp.js
rename to test/escapeRegExp.test.js