From 682d12f44db72c79ae0e4007b73a56004d1cdc49 Mon Sep 17 00:00:00 2001
From: Brad Cornes <bradlc41@gmail.com>
Date: Mon, 7 May 2018 22:16:06 +0100
Subject: [PATCH] prevent showing completions for unknown prefixes

---
 src/extension.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/extension.ts b/src/extension.ts
index c2c844c..fdb5424 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -117,7 +117,11 @@ function createCompletionItemProvider(
             }
           }
 
-          return prefixItems(items, str, prefix)
+          if (str.indexOf(separator) === -1) {
+            return prefixItems(items, str, prefix)
+          }
+
+          return []
         }
 
         return []