From d4d6c760e59d86432074f7dd9be77400693506b3 Mon Sep 17 00:00:00 2001
From: Anmol Sethi <anmol@terrastruct.com>
Date: Wed, 7 Dec 2022 19:21:56 -0800
Subject: [PATCH] d2dagrelayout: Fix regexp

See https://github.com/terrastruct/d2/pull/394#discussion_r1042504655
---
 d2layouts/d2dagrelayout/layout.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/d2layouts/d2dagrelayout/layout.go b/d2layouts/d2dagrelayout/layout.go
index e1d29175e..ec72a91c6 100644
--- a/d2layouts/d2dagrelayout/layout.go
+++ b/d2layouts/d2dagrelayout/layout.go
@@ -261,7 +261,7 @@ func escapeID(id string) string {
 	// fixes \\
 	id = strings.ReplaceAll(id, "\\", `\\`)
 	// replaces \n with \\n whenever \n is not preceded by \ (does not replace \\n)
-	re := regexp.MustCompile(`[^\\](\n)`)
+	re := regexp.MustCompile(`[^\\]\n`)
 	id = re.ReplaceAllString(id, `\\n`)
 	// avoid an unescaped \r becoming a \n in the layout result
 	id = strings.ReplaceAll(id, "\r", `\r`)