From c9c409cb7b2487a3c97c95cc6302193785e8b640 Mon Sep 17 00:00:00 2001
From: Johannes Rieken <johannes.rieken@gmail.com>
Date: Wed, 18 Oct 2017 12:15:18 +0200
Subject: [PATCH] deco - don't call check-ignore without files

---
 extensions/git/src/repository.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/extensions/git/src/repository.ts b/extensions/git/src/repository.ts
index 6e16bf9d44c..8e8740f7b31 100644
--- a/extensions/git/src/repository.ts
+++ b/extensions/git/src/repository.ts
@@ -650,6 +650,11 @@ export class Repository implements Disposable {
 
 				filePaths = filePaths.filter(filePath => !path.relative(this.root, filePath).startsWith('..'));
 
+				if (filePaths.length === 0) {
+					// nothing left
+					return Promise.resolve(new Set<string>());
+				}
+
 				const child = this.repository.stream(['check-ignore', ...filePaths]);
 
 				const onExit = exitCode => {