From 747cddfdef56d069a3cafa09fc107f43129aed6f Mon Sep 17 00:00:00 2001
From: Pranav C <pranavxc@gmail.com>
Date: Wed, 6 Nov 2024 15:51:29 +0000
Subject: [PATCH] fix: formula identifier special character bug

---
 packages/nc-gui/components/monaco/formula.ts | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/packages/nc-gui/components/monaco/formula.ts b/packages/nc-gui/components/monaco/formula.ts
index fd50a86373..ff95ed8388 100644
--- a/packages/nc-gui/components/monaco/formula.ts
+++ b/packages/nc-gui/components/monaco/formula.ts
@@ -43,7 +43,17 @@ const generateLanguageDefinition = (identifiers: string[]) => {
         [/"/, { token: 'string.quote', bracket: '@open', next: '@dblString' }],
         [/'/, { token: 'string.quote', bracket: '@open', next: '@sglString' }],
         [
-          new RegExp(`\\{(${identifiers.join('|').replace(/[{}]/g, '')})\\}`),
+          new RegExp(
+            `\\{(${identifiers
+              .map((identifier) =>
+                identifier
+                  // remove curly braces wrapping the identifier
+                  .replace(/^\{([\s\S]+)\}$/, '$1')
+                  // escape special characters
+                  .replace(/[.*+?^${}()|[\]\\-]/g, '\\$&'),
+              )
+              .join('|')})\\}`,
+          ),
           {
             cases: {
               '@identifiers': 'identifier',