From 90c14d48c6dba83a19a8aa8f1cb8ed89cba993e3 Mon Sep 17 00:00:00 2001
From: andy-ms <anhans@microsoft.com>
Date: Thu, 18 Jan 2018 17:14:47 -0800
Subject: [PATCH] Avoid spreading array

---
 src/harness/fourslash.ts | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/harness/fourslash.ts b/src/harness/fourslash.ts
index 61b2c088e14e9..3da46d8dedb4a 100644
--- a/src/harness/fourslash.ts
+++ b/src/harness/fourslash.ts
@@ -1305,8 +1305,13 @@ Actual: ${stringify(fullActual)}`);
         }
 
         public verifyRangesAreRenameLocations(options?: Range[] | { findInStrings?: boolean, findInComments?: boolean, ranges?: Range[] }) {
-            const ranges = ts.isArray(options) ? options : options && options.ranges || this.getRanges();
-            this.verifyRenameLocations(ranges, { ranges, ...options });
+            if (ts.isArray(options)) {
+                this.verifyRenameLocations(options, options);
+            }
+            else {
+                const ranges = options && options.ranges || this.getRanges();
+                this.verifyRenameLocations(ranges, { ranges, ...options });
+            }
         }
 
         public verifyRenameLocations(startRanges: Range | Range[], options: Range[] | { findInStrings?: boolean, findInComments?: boolean, ranges: Range[] }) {