From a15ef73b6024165e38b44e794645f1e307441ca6 Mon Sep 17 00:00:00 2001
From: M M Arif <mmarif@swatian.com>
Date: Fri, 3 Feb 2023 14:27:33 +0500
Subject: [PATCH] Backport: Fix crash on viewing md files with tabs

---
 .../mian/gitnex/helpers/codeeditor/languages/Language.java  | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/org/mian/gitnex/helpers/codeeditor/languages/Language.java b/app/src/main/java/org/mian/gitnex/helpers/codeeditor/languages/Language.java
index 3e7b4bcd..5a635266 100644
--- a/app/src/main/java/org/mian/gitnex/helpers/codeeditor/languages/Language.java
+++ b/app/src/main/java/org/mian/gitnex/helpers/codeeditor/languages/Language.java
@@ -51,7 +51,11 @@ public abstract class Language {
 	public static boolean isValid(String name) {
 		initializeMap();
 
-		return languages.containsKey(name.toUpperCase());
+		if (name != null) {
+			return languages.containsKey(name.toUpperCase());
+		} else {
+			return languages.containsKey(null);
+		}
 	}
 
 	public abstract Pattern getPattern(LanguageElement element);