From c313af85b28a58e018fb550caaaa27daefde6a8d Mon Sep 17 00:00:00 2001
From: gentoo90 <gentoo90@gmail.com>
Date: Sat, 10 Jun 2017 15:01:21 +0300
Subject: [PATCH] Fix varListChildren() when there are no children

Return [] instead of throwing exception.
---
 src/backend/mi2/mi2.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/mi2/mi2.ts b/src/backend/mi2/mi2.ts
index 18f45fb..18bd5ca 100644
--- a/src/backend/mi2/mi2.ts
+++ b/src/backend/mi2/mi2.ts
@@ -679,7 +679,7 @@ export class MI2 extends EventEmitter implements IBackend {
 			this.log("stderr", "varListChildren");
 		//TODO: add `from` and `to` arguments
 		const res = await this.sendCommand(`var-list-children --all-values ${name}`);
-		const children = res.result("children");
+		const children = res.result("children") || [];
 		let omg: VariableObject[] = children.map(child => new VariableObject(child[1]));
 		return omg;
 	}