From 867ce262e864890e1ff1f05884166524a6018f16 Mon Sep 17 00:00:00 2001
From: Daniel Imms <daimms@microsoft.com>
Date: Thu, 21 Jun 2018 11:15:10 +1000
Subject: [PATCH] Fix test

---
 src/Buffer.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/Buffer.ts b/src/Buffer.ts
index 78bcae27..f60672aa 100644
--- a/src/Buffer.ts
+++ b/src/Buffer.ts
@@ -327,7 +327,7 @@ export class Buffer implements IBuffer {
         marker.dispose();
       }
     }));
-    marker.on('dispose', () => this._removeMarker(marker));
+    marker.register(marker.addDisposableListener('dispose', () => this._removeMarker(marker)));
     return marker;
   }
 
@@ -356,7 +356,8 @@ export class Marker extends EventEmitter implements IMarker {
       return;
     }
     this.isDisposed = true;
-    super.dispose();
+    // Emit before super.dispose such that dispose listeners get a change to react
     this.emit('dispose');
+    super.dispose();
   }
 }