From 891e82b524140ac0290d7cebd587d8aa8b6f6f5b Mon Sep 17 00:00:00 2001
From: Chaitanya Narhare <chetannarhare111@gamil.com>
Date: Sun, 21 Apr 2024 22:44:14 +0530
Subject: [PATCH] fixes #2221 characters getting deleted between file changes

---
 client/modules/IDE/components/Editor/index.jsx | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/client/modules/IDE/components/Editor/index.jsx b/client/modules/IDE/components/Editor/index.jsx
index 87f456a126..da1136d96a 100644
--- a/client/modules/IDE/components/Editor/index.jsx
+++ b/client/modules/IDE/components/Editor/index.jsx
@@ -235,6 +235,16 @@ class Editor extends React.Component {
 
   componentDidUpdate(prevProps) {
     if (this.props.file.id !== prevProps.file.id) {
+      const fileMode = this.getFileMode(this.props.file.name);
+      if (fileMode === 'javascript') {
+        // Define the new Emmet configuration based on the file mode
+        const emmetConfig = {
+          preview: ['html'],
+          markTagPairs: false,
+          autoRenameTags: true
+        };
+        this._cm.setOption('emmet', emmetConfig);
+      }
       const oldDoc = this._cm.swapDoc(this._docs[this.props.file.id]);
       this._docs[prevProps.file.id] = oldDoc;
       this._cm.focus();