From ce58aad52ff7b19011240c96f8978958813e877d Mon Sep 17 00:00:00 2001
From: Dan Arad <dan.arad@sap.com>
Date: Mon, 18 Jan 2021 17:40:51 +0200
Subject: [PATCH] 8536-compatibility-third-party-themes

Signed-off-by: Dan Arad <dan.arad@sap.com>
---
 packages/monaco/src/browser/textmate/monaco-theme-registry.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/packages/monaco/src/browser/textmate/monaco-theme-registry.ts b/packages/monaco/src/browser/textmate/monaco-theme-registry.ts
index 6907ecdaa1bb4..4fa832ffbee84 100644
--- a/packages/monaco/src/browser/textmate/monaco-theme-registry.ts
+++ b/packages/monaco/src/browser/textmate/monaco-theme-registry.ts
@@ -140,14 +140,13 @@ export class MonacoThemeRegistry {
             return undefined;
         }
         const normalized = String(color).replace(/^\#/, '').slice(0, 6);
-        if (normalized.length < 6) {
+        if (normalized.length < 6 || !(normalized).match(/^[0-9A-Fa-f]{6}$/)) {
             // ignoring not normalized colors to avoid breaking token color indexes between monaco and vscode-textmate
             console.error(`Color '${normalized}' is NOT normalized, it must have 6 positions.`);
             return undefined;
         }
         return '#' + normalized;
     }
-
 }
 
 export namespace MonacoThemeRegistry {