From 496db6db340fea8fb3ba8ef82120fd2f5f3c53ae Mon Sep 17 00:00:00 2001
From: chrisklus <christopher.klusendorf@colorado.edu>
Date: Mon, 5 Nov 2018 11:20:46 -0700
Subject: [PATCH] add missing spaces, see
 https://github.com/phetsims/graphing-quadratics/issues/43

---
 js/common/view/VertexCheckbox.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/js/common/view/VertexCheckbox.js b/js/common/view/VertexCheckbox.js
index bb8ec184..42c2cc55 100644
--- a/js/common/view/VertexCheckbox.js
+++ b/js/common/view/VertexCheckbox.js
@@ -42,10 +42,10 @@ define( require => {
       // phetioDocumentation that is appropriate for icon type
       if ( options.phetioDocumentation === undefined ) {
         if ( options.manipulatorIcon ) {
-          options.phetioDocumentation ='checkbox that shows the vertex manipulator on the graph';
+          options.phetioDocumentation = 'checkbox that shows the vertex manipulator on the graph';
         }
         else {
-          options.phetioDocumentation ='checkbox that shows the vertex on the graph';
+          options.phetioDocumentation = 'checkbox that shows the vertex on the graph';
         }
       }