From bf25a05d038809971c559c62811bad18e1a3d480 Mon Sep 17 00:00:00 2001
From: Albin Stjerna <albin.stjerna@gmail.com>
Date: Wed, 4 Jul 2018 10:22:52 +0200
Subject: [PATCH] Bug: force-directed-graph.ts emits the wrong value

It emits `this`, should emit `this.simulation`. Additionally, the `function()` notation apparently causes the code to not be type-checked. Otherwise, a type mismatch warning would have been emitted!
---
 src/app/d3/models/force-directed-graph.ts | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/app/d3/models/force-directed-graph.ts b/src/app/d3/models/force-directed-graph.ts
index b0cf9c5..a48dd0b 100644
--- a/src/app/d3/models/force-directed-graph.ts
+++ b/src/app/d3/models/force-directed-graph.ts
@@ -79,9 +79,7 @@ export class ForceDirectedGraph {
         );
 
       // Connecting the d3 ticker to an angular event emitter
-      this.simulation.on('tick', function () {
-        ticker.emit(this);
-      });
+      this.simulation.on('tick', () => ticker.emit(this.simulation));
 
       this.initNodes();
       this.initLinks();