Code cleanup

lib/clone.js

@@ -1,5 +1,5 @@
 module.exports = function(obj) {
-  if (null === obj || "object" != typeof obj) {
+  if (null === obj || "object" !== typeof obj) {
     return obj
   }
   var copy = obj.constructor()

lib/eval-script.js

@@ -13,12 +13,12 @@ module.exports = function(el) {
 
   script.type = "text/javascript"
 
-  if (src != "") {
+  if (src !== "") {
     script.src = src;
     script.async = false; // force synchronous loading of peripheral js
   }
 
-  if (code != "") {
+  if (code !== "") {
     try {
       script.appendChild(document.createTextNode(code))
     }
@@ -31,7 +31,7 @@ module.exports = function(el) {
   // execute
   parent.appendChild(script);
   // avoid pollution only in head or body tags
-  if (["head","body"].indexOf(parent.tagName.toLowerCase()) > 0) {
+  if (["head", "body"].indexOf(parent.tagName.toLowerCase()) > 0) {
     parent.removeChild(script)
   }
 

lib/proto/attach-form.js

@@ -13,7 +13,7 @@ var formAction = function(el, event) {
   // Initialize requestOptions
   options.requestOptions = {
     requestUrl: el.getAttribute("action") || window.location.href,
-    requestMethod: el.getAttribute("method") || "GET",
+    requestMethod: el.getAttribute("method") || "GET"
   }
 
   // create a testable virtual link of the form action
@@ -93,7 +93,7 @@ module.exports = function(el) {
     }
 
 
-    if (event.keyCode == 13) {
+    if (event.keyCode === 13) {
       formAction.call(that, el, event)
     }
   }.bind(this))

lib/proto/attach-link.js

@@ -91,7 +91,7 @@ module.exports = function(el) {
       return
     }
 
-    if (event.keyCode == 13) {
+    if (event.keyCode === 13) {
       linkAction.call(that, el, event)
     }
   }.bind(this))

lib/proto/parse-options.js

@@ -3,6 +3,7 @@
 var defaultSwitches = require("../switches")
 
 module.exports = function(options) {
+  options = options || {}
   options.elements = options.elements || "a[href], form[action]"
   options.selectors = options.selectors || ["title", ".js-Pjax"]
   options.switches = options.switches || {}

lib/send-request.js

@@ -35,7 +35,7 @@ module.exports = function(location, options, callback) {
   request.setRequestHeader("X-PJAX", "true")
 
   // Add the request payload if available
-  if (options.requestPayloadString != undefined && options.requestPayloadString != "") {
+  if (options.requestPayloadString !== undefined && options.requestPayloadString !== "") {
     // Send the proper header information along with the request
     request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
   }

lib/switches.js

@@ -40,7 +40,7 @@ module.exports = {
     var animationEventNames = "animationend webkitAnimationEnd MSAnimationEnd oanimationend"
     var animatedElsNumber = 0
     var sexyAnimationEnd = function(e) {
-          if (e.target != e.currentTarget) {
+          if (e.target !== e.currentTarget) {
             // end triggered by an animation on a child
             return
           }