From 8c26917146b61e2eb6fa95b8caa7fba90c50ff4f Mon Sep 17 00:00:00 2001
From: Paul van Brenk <paul.van.brenk@microsoft.com>
Date: Mon, 19 Jan 2015 16:57:06 -0800
Subject: [PATCH] Fourslash support for the  builder property on completion
 lists.

---
 src/harness/fourslash.ts           | 12 ++++++++++++
 tests/cases/fourslash/fourslash.ts |  4 ++++
 2 files changed, 16 insertions(+)

diff --git a/src/harness/fourslash.ts b/src/harness/fourslash.ts
index cfc83af76e5..21c54d8b0cf 100644
--- a/src/harness/fourslash.ts
+++ b/src/harness/fourslash.ts
@@ -657,6 +657,18 @@ module FourSlash {
             }
         }
 
+        public verifyCompletionListIsBuilder(negative: boolean) {
+            var completions = this.getCompletionListAtCaret();
+
+            if (!completions) {
+                this.raiseError("Expected completion list");
+            } else if ((completions && !completions.isBuilder) && !negative) {
+                this.raiseError("Expected builder completion entry");
+            } else if ((completions && completions.isBuilder) && negative) {
+                this.raiseError("Un expected the builder completion entry");
+            }
+        }
+
         public verifyCompletionListContains(symbol: string, text?: string, documentation?: string, kind?: string) {
             var completions = this.getCompletionListAtCaret();
             this.assertItemInCompletionList(completions.entries, symbol, text, documentation, kind);
diff --git a/tests/cases/fourslash/fourslash.ts b/tests/cases/fourslash/fourslash.ts
index 0f458041521..243629fa347 100644
--- a/tests/cases/fourslash/fourslash.ts
+++ b/tests/cases/fourslash/fourslash.ts
@@ -172,6 +172,10 @@ module FourSlashInterface {
             FourSlash.currentTestState.verifyCompletionListIsEmpty(this.negative);
         }
 
+        public completionListIsBuilder() {
+            FourSlash.currentTestState.verifyCompletionListIsBuilder(this.negative);
+        }
+
         public memberListIsEmpty() {
             FourSlash.currentTestState.verifyMemberListIsEmpty(this.negative);
         }