From 7217b51452a089b808142ade04da8dafb01c180b Mon Sep 17 00:00:00 2001
From: Nick Peihl <nick.peihl@elastic.co>
Date: Tue, 15 Oct 2024 15:05:24 -0400
Subject: [PATCH] [Canvas] Fix unescaped backslashes (#196311)

Fixes unescaped backslashes in Canvas autocomplete
---
 .../public/components/expression_input/autocomplete.ts          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts b/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts
index 16d0e10127403..ae317c48dd87b 100644
--- a/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts
+++ b/src/plugins/presentation_util/public/components/expression_input/autocomplete.ts
@@ -439,7 +439,7 @@ function maybeQuote(value: any) {
     if (value.match(/^\{.*\}$/)) {
       return value;
     }
-    return `"${value.replace(/"/g, '\\"')}"`;
+    return `"${value.replace(/[\\"]/g, '\\$&')}"`;
   }
   return value;
 }