X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=dashed-canvas.js;h=0fc687450ac4b65cc778cd336b2f0eb701c76b78;hb=d85ec7323950a64faa52b48138b3dd9f8be51fbf;hp=cec77298a8441fe6c69daf729e092efd7be32abb;hpb=0bb99c820c1b6302ed9d4c389be9c42caa0145f9;p=dygraphs.git

diff --git a/dashed-canvas.js b/dashed-canvas.js
index cec7729..0fc6874 100644
--- a/dashed-canvas.js
+++ b/dashed-canvas.js
@@ -4,6 +4,9 @@
  * MIT-licensed (http://opensource.org/licenses/MIT)
  */
 
+(function() {
+'use strict';
+
 /**
  * @fileoverview Adds support for dashed lines to the HTML5 canvas.
  *
@@ -46,8 +49,6 @@
  * as a smaller even length array.
  */
 CanvasRenderingContext2D.prototype.installPattern = function(pattern) {
-  "use strict";
-
   if (typeof(this.isPatternInstalled) !== 'undefined') {
     throw "Must un-install old line pattern before installing a new one.";
   }
@@ -157,7 +158,8 @@ CanvasRenderingContext2D.prototype.installPattern = function(pattern) {
         }
 
         this.restore();
-        x1 = x2, y1 = y2;
+        x1 = x2;
+        y1 = y2;
       }
     }
     realStroke.call(this);
@@ -173,4 +175,6 @@ CanvasRenderingContext2D.prototype.installPattern = function(pattern) {
 CanvasRenderingContext2D.prototype.uninstallPattern = function() {
   // This will be replaced by a non-error version when a pattern is installed.
   throw "Must install a line pattern before uninstalling it.";
-}
+};
+
+})();