From dcd7b52172f4ff6cd78987a1d3969475d0692ff2 Mon Sep 17 00:00:00 2001
From: Benjamin Pasero <benjpas@microsoft.com>
Date: Tue, 23 Apr 2019 12:29:29 +0200
Subject: [PATCH] fix #72632

---
 .../services/textfile/common/textFileService.ts          | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/vs/workbench/services/textfile/common/textFileService.ts b/src/vs/workbench/services/textfile/common/textFileService.ts
index 0eb19dca4d9..1c513e1bca5 100644
--- a/src/vs/workbench/services/textfile/common/textFileService.ts
+++ b/src/vs/workbench/services/textfile/common/textFileService.ts
@@ -870,13 +870,20 @@ export abstract class TextFileService extends Disposable implements ITextFileSer
 				return false;
 			}
 
-			// take over encoding and model value from source model
+			// take over encoding, mode and model value from source model
 			targetModel.updatePreferredEncoding(sourceModel.getEncoding());
 			if (targetModel.textEditorModel) {
 				const snapshot = sourceModel.createSnapshot();
 				if (snapshot) {
 					this.modelService.updateModel(targetModel.textEditorModel, createTextBufferFactoryFromSnapshot(snapshot));
 				}
+
+				if (sourceModel.textEditorModel) {
+					const language = sourceModel.textEditorModel.getLanguageIdentifier();
+					if (language.id > 1) {
+						targetModel.textEditorModel.setMode(language); // only use if more specific than plain/text
+					}
+				}
 			}
 
 			// save model
-- 
GitLab