From 12f6e5232b4ca8b0a7b64fa328e46ac7099aeff1 Mon Sep 17 00:00:00 2001
From: uniqueiniquity <blichtman623@gmail.com>
Date: Tue, 17 Apr 2018 09:41:26 -0700
Subject: [PATCH] Remove unnecessary allocation

---
 src/services/services.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/services/services.ts b/src/services/services.ts
index 11ccee93d6c..a192231405a 100644
--- a/src/services/services.ts
+++ b/src/services/services.ts
@@ -1673,7 +1673,7 @@ namespace ts {
         }
 
         function getDocumentHighlights(fileName: string, position: number, filesToSearch: ReadonlyArray<string>): DocumentHighlights[] {
-            Debug.assert(contains(map(filesToSearch, normalizePath), fileName));
+            Debug.assert(filesToSearch.some(f => normalizePath(f) === fileName));
             synchronizeHostData();
             const sourceFilesToSearch = map(filesToSearch, f => Debug.assertDefined(program.getSourceFile(f)));
             const sourceFile = getValidSourceFile(fileName);