Fixed code convention issues. Reduced size of overflow reset code. Fixed broken show() test cases.

src/effects.js

@@ -13,23 +13,6 @@ var elemdisplay = {},
 		[ "opacity" ]
 	];
 
-function defaultDisplay(nodeName) {
-	if ( !elemdisplay[ nodeName ] ) {
-		var elem = jQuery("<" + nodeName + ">").appendTo("body"),
-			display = elem.css("display");
-
-		elem.remove();
-
-		if ( display === "none" || display === "" ) {
-			display = "block";
-		}
-
-		elemdisplay[ nodeName ] = display;
-	}
-
-	return elemdisplay[ nodeName ];
-}
-
 jQuery.fn.extend({
 	show: function( speed, easing, callback ) {
 		if ( speed || speed === 0 ) {
@@ -45,7 +28,7 @@ jQuery.fn.extend({
 				// Set elements which have been overridden with display: none
 				// in a stylesheet to whatever the default browser style is
 				// for such an element
-				if ( jQuery.css( this[i], "display" ) === "none" && this[i].style.display === "" ) {
+				if ( this[i].style.display === "" && jQuery.css( this[i], "display" ) === "none" ) {
 					jQuery.data(this[i], "olddisplay", defaultDisplay(this[i].nodeName));
 				}
 			}
@@ -152,6 +135,7 @@ jQuery.fn.extend({
 							jQuery.css( this, "float" ) === "none" ) {
 						if ( !jQuery.support.inlineBlockNeedsLayout ) {
 							this.style.display = "inline-block";
+
 						} else {
 							var display = defaultDisplay(this.nodeName);
 
@@ -159,8 +143,8 @@ jQuery.fn.extend({
 							// block-level elements need to be inline with layout
 							if ( display === "inline" ) {
 								this.style.display = "inline-block";
-							}
-							else {
+
+							} else {
 								this.style.display = "inline";
 								this.style.zoom = 1;
 							}
@@ -409,9 +393,10 @@ jQuery.fx.prototype = {
 			if ( done ) {
 				// Reset the overflow
 				if ( this.options.overflow != null && !jQuery.support.shrinkWrapBlocks ) {
-					this.elem.style.overflow = this.options.overflow[0];
-					this.elem.style.overflowX = this.options.overflow[1];
-					this.elem.style.overflowY = this.options.overflow[2];
+					var elem = this.elem, options = this.options;
+					jQuery.each( [ "", "X", "Y" ], function (index, value) {
+						elem.style[ "overflow" + value ] = options.overflow[index];
+					} );
 				}
 
 				// Hide the element if the "hide" operation was done
@@ -502,4 +487,21 @@ if ( jQuery.expr && jQuery.expr.filters ) {
 	};
 }
 
+function defaultDisplay( nodeName ) {
+	if ( !elemdisplay[ nodeName ] ) {
+		var elem = jQuery("<" + nodeName + ">").appendTo("body"),
+			display = elem.css("display");
+
+		elem.remove();
+
+		if ( display === "none" || display === "" ) {
+			display = "block";
+		}
+
+		elemdisplay[ nodeName ] = display;
+	}
+
+	return elemdisplay[ nodeName ];
+}
+
 })( jQuery );

src/support.js

@@ -121,24 +121,24 @@
 		document.body.appendChild( div );
 		jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
 
-		if ( 'zoom' in div.style ) {
+		if ( "zoom" in div.style ) {
 			// Check if natively block-level elements act like inline-block
 			// elements when setting their display to 'inline' and giving
 			// them layout
 			// (IE < 8 does this)
-			div.style.display = 'inline';
+			div.style.display = "inline";
 			div.style.zoom = 1;
 			jQuery.support.inlineBlockNeedsLayout = div.offsetWidth === 2;
 
 			// Check if elements with layout shrink-wrap their children
 			// (IE 6 does this)
-			div.style.display = '';
-			div.innerHTML = '<div style="width:4px;"></div>';
+			div.style.display = "";
+			div.innerHTML = "<div style='width:4px;'></div>";
 			jQuery.support.shrinkWrapBlocks = div.offsetWidth !== 2;
 		}
 
-		div.innerHTML = '<table><tr><td style="padding:0;display:none"></td><td>t</td></tr></table>';
-		var tds = div.getElementsByTagName('td');
+		div.innerHTML = "<table><tr><td style='padding:0;display:none'></td><td>t</td></tr></table>";
+		var tds = div.getElementsByTagName("td");
 
 		// Check if table cells still have offsetWidth/Height when they are set
 		// to display:none and there are still other visible table cells in a
@@ -149,15 +149,15 @@
 		// (only IE 8 fails this test)
 		jQuery.support.reliableHiddenOffsets = tds[0].offsetHeight === 0;
 
-		tds[0].style.display = '';
-		tds[1].style.display = 'none';
+		tds[0].style.display = "";
+		tds[1].style.display = "none";
 
 		// Check if empty table cells still have offsetWidth/Height
 		// (IE < 8 fail this test)
 		jQuery.support.reliableHiddenOffsets = jQuery.support.reliableHiddenOffsets && tds[0].offsetHeight === 0;
-		div.innerHTML = '';
+		div.innerHTML = "";
 
-		document.body.removeChild( div ).style.display = 'none';
+		document.body.removeChild( div ).style.display = "none";
 		div = tds = null;
 	});
 

test/unit/effects.js

@@ -38,9 +38,10 @@ test("show()", function() {
 	});
 
 	// #show-tests * is set display: none in CSS
-	jQuery("#main").append('<div id="show-tests"><div><p><a href="#"></a></p><code></code><pre></pre><span></span></div><table><thead><tr><th></th></tr></thead><tbody><tr><td></td></tr></tbody></table><ul><li></li></ul></div>');
+	jQuery("#main").append('<div id="show-tests"><div><p><a href="#"></a></p><code></code><pre></pre><span></span></div><table><thead><tr><th></th></tr></thead><tbody><tr><td></td></tr></tbody></table><ul><li></li></ul></div><table id="test-table"></table>');
 	
-	var old = jQuery("#show-tests table").show().css("display") !== "table";
+	var old = jQuery("#test-table").show().css("display") !== "table";
+	jQuery("#test-table").remove();
 
 	var test = {
 		"div"      : "block",
@@ -71,10 +72,11 @@ test("show(Number) - other displays", function() {
 	stop();
 
 	// #show-tests * is set display: none in CSS
-	jQuery("#main").append('<div id="show-tests"><div><p><a href="#"></a></p><code></code><pre></pre><span></span></div><table><thead><tr><th></th></tr></thead><tbody><tr><td></td></tr></tbody></table><ul><li></li></ul></div>');
+	jQuery("#main").append('<div id="show-tests"><div><p><a href="#"></a></p><code></code><pre></pre><span></span></div><table><thead><tr><th></th></tr></thead><tbody><tr><td></td></tr></tbody></table><ul><li></li></ul></div><table id="test-table"></table>');
 
-	var old = jQuery("#show-tests table").show().css("display") !== "table",
+	var old = jQuery("#test-table").show().css("display") !== "table",
 		num = 0;
+	jQuery("#test-table").remove();
 
 	var test = {
 		"div"      : "block",
@@ -94,10 +96,7 @@ test("show(Number) - other displays", function() {
 	};
 
 	jQuery.each(test, function(selector, expected) {
-		// IE sometimes has issues with chained functions referencing
-		// assignments from outside the closure
-		var elem = jQuery(selector, "#show-tests");
-		elem.show(1, function() {
+		var elem = jQuery(selector, "#show-tests").show(1, function() {
 			equals( elem.css("display"), expected, "Show using correct display type for " + selector );
 			if ( ++num === 15 ) {
 				start();