From 2de65ef1ffce492c62c07a4c83a84cf65c4db9fe Mon Sep 17 00:00:00 2001
From: ben-pr-p <ben.paul.ryan.packer@gmail.com>
Date: Wed, 22 May 2019 11:03:47 -0400
Subject: [PATCH] escape regex string before custom fields replacement

---
 src/lib/scripts.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/lib/scripts.js b/src/lib/scripts.js
index 7e6b2287c..c1788e73c 100644
--- a/src/lib/scripts.js
+++ b/src/lib/scripts.js
@@ -60,7 +60,7 @@ export const applyScript = ({ script, contact, customFields, texter }) => {
   let appliedScript = script;
 
   for (const field of scriptFields) {
-    const re = new RegExp(`${delimit(field)}`, "g");
+    const re = new RegExp(escapeRegExp(`${delimit(field)}`), "g");
     appliedScript = appliedScript.replace(
       re,
       getScriptFieldValue(contact, texter, field)
@@ -68,3 +68,7 @@ export const applyScript = ({ script, contact, customFields, texter }) => {
   }
   return appliedScript;
 };
+
+function escapeRegExp(string) {
+  return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string
+}