From 855f955dec8dd12059a63f77dea2867484d7ecb9 Mon Sep 17 00:00:00 2001
From: Corey Johnson & Nathan Sobo <cj+nathan@github.com>
Date: Fri, 3 May 2013 17:22:50 -0600
Subject: [PATCH] Make BufferMarker return copies of its points so they can't
 be mutated

---
 src/app/buffer-marker.coffee | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/app/buffer-marker.coffee b/src/app/buffer-marker.coffee
index 9677d5b15..8063214e4 100644
--- a/src/app/buffer-marker.coffee
+++ b/src/app/buffer-marker.coffee
@@ -74,19 +74,19 @@ class BufferMarker
   # Returns a {Range}.
   getRange: ->
     if @tailPosition
-      new Range(@tailPosition, @headPosition)
+      new Range(@getTailPosition(), @getHeadPosition())
     else
-      new Range(@headPosition, @headPosition)
+      new Range(@getHeadPosition(), @getHeadPosition())
 
   # Public: Retrieves the position of the marker's head.
   #
   # Returns a {Point}.
-  getHeadPosition: -> @headPosition
+  getHeadPosition: -> @headPosition?.copy()
 
   # Public: Retrieves the position of the marker's tail.
   #
   # Returns a {Point}.
-  getTailPosition: -> @tailPosition ? @getHeadPosition()
+  getTailPosition: -> @tailPosition?.copy() ? @getHeadPosition()
 
   # Public: Sets the position of the marker's head.
   #