From eeaf61fced1430847ff78e0b50009073f848e0b1 Mon Sep 17 00:00:00 2001
From: Benjamin Pasero <benjpas@microsoft.com>
Date: Mon, 5 Mar 2018 14:22:32 +0100
Subject: [PATCH] fix #44993

---
 src/vs/workbench/electron-browser/workbench.ts | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/src/vs/workbench/electron-browser/workbench.ts b/src/vs/workbench/electron-browser/workbench.ts
index e7eda6b535f..78647ff9794 100644
--- a/src/vs/workbench/electron-browser/workbench.ts
+++ b/src/vs/workbench/electron-browser/workbench.ts
@@ -133,6 +133,8 @@ export interface IWorkbenchStartedInfo {
 
 type FontAliasingOption = 'default' | 'antialiased' | 'none' | 'auto';
 
+const fontAliasingValues: FontAliasingOption[] = ['antialiased', 'none', 'auto'];
+
 const Identifiers = {
 	WORKBENCH_CONTAINER: 'workbench.main.container',
 	TITLEBAR_PART: 'workbench.parts.titlebar',
@@ -969,13 +971,12 @@ export class Workbench implements IPartService {
 
 	private setFontAliasing(aliasing: FontAliasingOption) {
 		this.fontAliasing = aliasing;
-		const fontAliasingClassNames = [
-			'monaco-font-aliasing-antialiased',
-			'monaco-font-aliasing-none',
-			'monaco-font-aliasing-auto'
-		];
-		document.body.classList.remove(...fontAliasingClassNames);
-		if (aliasing !== 'default') {
+
+		// Remove all
+		document.body.classList.remove(...fontAliasingValues.map(value => `monaco-font-aliasing-${value}`));
+
+		// Add specific
+		if (fontAliasingValues.some(option => option === aliasing)) {
 			document.body.classList.add(`monaco-font-aliasing-${aliasing}`);
 		}
 	}
-- 
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