From b4945c2fe9ffb49949bf133d157602ef7c9799d6 Mon Sep 17 00:00:00 2001
From: Gareth Jones <jones258@gmail.com>
Date: Fri, 12 Jul 2019 12:32:32 +1200
Subject: [PATCH] =?UTF-8?q?fix:=20=F0=9F=90=9B=20adjust=20type=20of=20`chi?=
 =?UTF-8?q?ldren`=20in=20`Link`=20to=20be=20possibly=20undefined?=
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---
 src/node.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/node.ts b/src/node.ts
index 0b5f31ff..4a7a652f 100644
--- a/src/node.ts
+++ b/src/node.ts
@@ -236,7 +236,7 @@ export class Link extends EventEmitter {
 
   parent: Link;
 
-  children: { [child: string]: Link } = {};
+  children: { [child: string]: Link | undefined } = {};
 
   // Path to this node as Array: ['usr', 'bin', 'node'].
   steps: string[] = [];
@@ -299,7 +299,7 @@ export class Link extends EventEmitter {
     this.emit('child:delete', link, this);
   }
 
-  getChild(name: string): Link {
+  getChild(name: string): Link | undefined {
     return this.children[name];
   }