From e099f00739b6e4f170232a5928db13eed14fb256 Mon Sep 17 00:00:00 2001
From: Kevin Sawicki <kevin@github.com>
Date: Fri, 10 Jan 2014 09:57:11 -0800
Subject: [PATCH] :lipstick: Use unless instead of if not

---
 src/key-binding.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/key-binding.coffee b/src/key-binding.coffee
index 1b39895e4..66a6dc278 100644
--- a/src/key-binding.coffee
+++ b/src/key-binding.coffee
@@ -19,7 +19,7 @@ class KeyBinding
     normalizedKeystroke.join(' ')
 
   @getParser: ->
-    if not KeyBinding.parser
+    unless KeyBinding.parser?
       keystrokePattern = fs.readFileSync(require.resolve('./keystroke-pattern.pegjs'), 'utf8')
       KeyBinding.parser = PEG.buildParser(keystrokePattern)