From 984aaa3ee99b735fc39fae9e18109cc575bb99de Mon Sep 17 00:00:00 2001
From: Matt Bierner <matb@microsoft.com>
Date: Fri, 16 Mar 2018 11:05:33 -0700
Subject: [PATCH] Fix completions and brace in empty  file (#22620)

Fixes #22618
---
 src/services/completions.ts                   | 2 +-
 tests/cases/fourslash/completionAfterBrace.ts | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)
 create mode 100644 tests/cases/fourslash/completionAfterBrace.ts

diff --git a/src/services/completions.ts b/src/services/completions.ts
index 0d404eb9663..a376ad93ffc 100644
--- a/src/services/completions.ts
+++ b/src/services/completions.ts
@@ -1628,7 +1628,7 @@ namespace ts.Completions {
         }
 
         function isFromClassElementDeclaration(node: Node) {
-            return isClassElement(node.parent) && isClassLike(node.parent.parent);
+            return node.parent && isClassElement(node.parent) && isClassLike(node.parent.parent);
         }
 
         function isParameterOfConstructorDeclaration(node: Node) {
diff --git a/tests/cases/fourslash/completionAfterBrace.ts b/tests/cases/fourslash/completionAfterBrace.ts
new file mode 100644
index 00000000000..ec6cc13689d
--- /dev/null
+++ b/tests/cases/fourslash/completionAfterBrace.ts
@@ -0,0 +1,9 @@
+/// <reference path='fourslash.ts'/>
+
+////   
+//// }/**/
+////   
+
+
+goTo.marker();
+verify.not.completionListIsEmpty();
\ No newline at end of file