diff --git a/blocks/text.js b/blocks/text.js
index d1e825b75..ea79d43cd 100644
--- a/blocks/text.js
+++ b/blocks/text.js
@@ -626,7 +626,7 @@ Blockly.Constants.Text.QUOTE_IMAGE_MIXIN = {
    * @this Blockly.Block
    */
   newQuote_: function(open) {
-    var isLeft = this.RTL? !open : open;
+    var isLeft = this.RTL ? !open : open;
     var dataUri = isLeft ?
       this.QUOTE_IMAGE_LEFT_DATAURI :
       this.QUOTE_IMAGE_RIGHT_DATAURI;
diff --git a/core/block_drag_surface.js b/core/block_drag_surface.js
index 57e441448..1a15b7544 100644
--- a/core/block_drag_surface.js
+++ b/core/block_drag_surface.js
@@ -135,7 +135,7 @@ Blockly.BlockDragSurfaceSvg.prototype.translateAndScaleGroup = function(x, y, sc
   var fixedX = x.toFixed(0);
   var fixedY = y.toFixed(0);
   this.dragGroup_.setAttribute('transform',
-      'translate('+ fixedX + ','+ fixedY + ') scale(' + scale + ')');
+      'translate(' + fixedX + ',' + fixedY + ') scale(' + scale + ')');
 };
 
 /**
diff --git a/core/blockly.js b/core/blockly.js
index a627a97f6..b673c9ebb 100644
--- a/core/blockly.js
+++ b/core/blockly.js
@@ -632,7 +632,7 @@ Blockly.checkBlockColourConstant_ = function(
     msgName, blocklyNamePath, expectedValue) {
   var namePath = 'Blockly';
   var value = Blockly;
-  for (var i =0; i < blocklyNamePath.length; ++i) {
+  for (var i = 0; i < blocklyNamePath.length; ++i) {
     namePath += '.' + blocklyNamePath[i];
     if (value) {
       value = value[blocklyNamePath[i]];
diff --git a/core/ui_events.js b/core/ui_events.js
index bd09f7575..2430ac928 100644
--- a/core/ui_events.js
+++ b/core/ui_events.js
@@ -48,7 +48,7 @@ goog.require('goog.math.Coordinate');
 Blockly.Events.Ui = function(block, element, oldValue, newValue) {
   Blockly.Events.Ui.superClass_.constructor.call(this);
   this.blockId = block ? block.id : null;
-  this.workspaceId = block? block.workspace.id : null;
+  this.workspaceId = block ? block.workspace.id : null;
   this.element = element;
   this.oldValue = oldValue;
   this.newValue = newValue;