"typeof(x) === 'undefined'" instead of "x === void 0"

4 files changed, 8 insertions, 8 deletions

diff --git a/tipboard/static/js/tipboard.js b/tipboard/static/js/tipboard.js
index ce0dce6..00c89c5 100644
--- a/tipboard/static/js/tipboard.js
+++ b/tipboard/static/js/tipboard.js
@@ -40,7 +40,7 @@ RendererFactory.prototype.rendererName2renderObj = {
 RendererFactory.prototype.createRenderer = function (rendererName) {
     var lower = rendererName.toLowerCase();
     var rendererClass = RendererFactory.prototype.rendererName2renderObj[lower];
-    if (rendererClass === void 0) {
+    if (typeof(rendererClass) === 'undefined') {
         throw new RendererFactory.prototype.UnknownRenderer(rendererName);
     }
     return rendererClass;
@@ -413,7 +413,7 @@ var renderersSwapper = new RenderersSwapper();
                     return false; // break
                 }
             });
-            if (typeof nextFlipIdx !== void 0) {
+            if (typeof(nextFlipIdx) !== 'undefined') {
                 var tileToFlip = containerFlips[nextFlipIdx];
                 $(tileToFlip).addClass("flippedforward");
             }
@@ -517,7 +517,7 @@ var renderersSwapper = new RenderersSwapper();
         },
 
         init: function() {
-            if ((this.websocket !== void 0) && !(this.websocket.readyState === WebSocket.CLOSED || this.websocket.readyState === WebSocket.CLOSING)) {
+            if ((typeof(this.websocket) !== 'undefined') && !(this.websocket.readyState === WebSocket.CLOSED || this.websocket.readyState === WebSocket.CLOSING)) {
                 console.log("Closing outdated Web socket.");
                 this.websocket.close();
                 return; // the rest will be handled in onClose()
@@ -604,7 +604,7 @@ var renderersSwapper = new RenderersSwapper();
         var tile = Tipboard.Dashboard.id2node(tileId);
         $.each(keysToUse, function(idx, key) {
             var value = dataToPut[key];
-            if (value === void 0) {
+            if (typeof(value) === 'undefined') {
                 var msg = 'WARN: No key "' + key + '" in data'
                 console.log(msg, dataToPut);
             } else {
diff --git a/tipboard/tiles/big_value.js b/tipboard/tiles/big_value.js
index 6304624..6501c01 100644
--- a/tipboard/tiles/big_value.js
+++ b/tipboard/tiles/big_value.js
@@ -21,7 +21,7 @@ BigValueTile = {
     setBigValueColor: function(tileId, meta) {
         // DEPRECATED function, Tipboard.DisplayUtils.applyHighlighterConfig
         var color = meta['big_value_color'];
-        if (color !== void 0) {
+        if (typeof(color) !== 'undefined') {
             color = Tipboard.DisplayUtils.replaceFromPalette(color)
             var tile = Tipboard.Dashboard.id2node(tileId);
             var bigValue = $(tile).find('#' + tileId + '-big-value')[0]
diff --git a/tipboard/tiles/fancy_listing.js b/tipboard/tiles/fancy_listing.js
index 4217496..a6636b0 100644
--- a/tipboard/tiles/fancy_listing.js
+++ b/tipboard/tiles/fancy_listing.js
@@ -4,7 +4,7 @@
 function updateTileFancyListing(tileId, data, config, tipboard) {
     var tile = Tipboard.Dashboard.id2node(tileId);
     var nodeToClone = FancyListing.initContainer(tile);
-    if (nodeToClone === void 0) {
+    if (typeof(nodeToClone) === 'undefined') {
         return false;
     }
     FancyListing.populateItems(tile, nodeToClone, data);
@@ -20,7 +20,7 @@ Tipboard.Dashboard.registerUpdateFunction('fancy_listing', updateTileFancyListin
 FancyListing = {
     initContainer: function(tile) {
         var nodeToClone = $(tile).find('.fancy-listing-item')[0];
-        if (nodeToClone === void 0) {
+        if (typeof(nodeToClone) === 'undefined') {
             console.log('ABORTING - no node to clone');
             return false;
         }
diff --git a/tipboard/tiles/just_value.js b/tipboard/tiles/just_value.js
index a753388..b12b9d4 100644
--- a/tipboard/tiles/just_value.js
+++ b/tipboard/tiles/just_value.js
@@ -20,7 +20,7 @@ JustValue = {
     setJustValueColor: function(tileId, meta) {
         // DEPRECATED function, Tipboard.DisplayUtils.applyHighlighterConfig
         var color = meta['just-value-color'];
-        if (color !== void 0) {
+        if (typeof(color) !== 'undefined') {
             color = Tipboard.DisplayUtils.replaceFromPalette(color);
             var dst = $('#' + tileId + '-just-value').parent();
             $(dst).css('background-color', color);