From 0dd99d805b857efd228a09e3ed65cfb7f98742fa Mon Sep 17 00:00:00 2001
From: Seongjae Lee <seongjae@gmail.com>
Date: Thu, 23 Jun 2016 19:07:40 -0700
Subject: [PATCH] Fix #52 to prevent spitting an error message when whitespace
 package is not active

---
 lib/notational-velocity-view.coffee | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/notational-velocity-view.coffee b/lib/notational-velocity-view.coffee
index c3ddac9..a91fc28 100644
--- a/lib/notational-velocity-view.coffee
+++ b/lib/notational-velocity-view.coffee
@@ -105,9 +105,12 @@ class NotationalVelocityView extends SelectListView
     if filePath
       atom.workspace.open(filePath).then (editor) ->
         save = ->
-          atom.packages.deactivatePackage 'whitespace'
+          isWhiteSpaceActive = atom.packages.isPackageActive 'whitespace'
+          if isWhiteSpaceActive
+            atom.packages.deactivatePackage 'whitespace'
           editor.save()
-          atom.packages.activatePackage 'whitespace'
+          if isWhiteSpaceActive
+            atom.packages.activatePackage 'whitespace'
         debouncedSave = _.debounce save, 1000
         editor.onDidStopChanging () ->
           debouncedSave() if editor.isModified()