From e99b95778f10605ca76af1ddd79f7caa35a41077 Mon Sep 17 00:00:00 2001
From: Alex Dima <alexdima@microsoft.com>
Date: Fri, 26 Feb 2016 12:15:04 +0100
Subject: [PATCH] Fixes #3488

---
 src/vs/editor/common/services/modeServiceImpl.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/vs/editor/common/services/modeServiceImpl.ts b/src/vs/editor/common/services/modeServiceImpl.ts
index 3ecc1d0c09c..d16b2afe628 100644
--- a/src/vs/editor/common/services/modeServiceImpl.ts
+++ b/src/vs/editor/common/services/modeServiceImpl.ts
@@ -372,7 +372,12 @@ export class ModeServiceImpl implements IModeService {
 		if (compatModeData) {
 			// This is a compatibility mode
 			let compatModeAsyncDescriptor = createAsyncDescriptor1<modes.IModeDescriptor, modes.IMode>(compatModeData.moduleId, compatModeData.ctorName);
-			return this._threadService.createInstance(compatModeAsyncDescriptor, modeDescriptor);
+			return this._threadService.createInstance(compatModeAsyncDescriptor, modeDescriptor).then((compatMode) => {
+				if (compatMode.configSupport) {
+					compatMode.configSupport.configure(this.getConfigurationForMode(modeId));
+				}
+				return compatMode;
+			});
 		}
 
 		return TPromise.as<modes.IMode>(this._threadService.createInstance(FrankensteinMode, modeDescriptor));
-- 
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