From 46dfd68ef8bb4125b21e6bbc5b49b9da408370cd Mon Sep 17 00:00:00 2001
From: Ryan Cavanaugh <RyanCavanaugh@users.noreply.github.com>
Date: Mon, 19 Sep 2016 18:00:42 -0700
Subject: [PATCH] Always return []

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

diff --git a/src/server/project.ts b/src/server/project.ts
index 10782ed4bb8..e0b938a3892 100644
--- a/src/server/project.ts
+++ b/src/server/project.ts
@@ -690,7 +690,7 @@ namespace ts.server {
         }
 
         getEffectiveTypeRoots() {
-            return ts.getEffectiveTypeRoots(this.getCompilerOptions(), this.projectService.host);
+            return ts.getEffectiveTypeRoots(this.getCompilerOptions(), this.projectService.host) || [];
         }
     }