Fix #13355. Tweak Uglify options and var order for gzip. Close gh-1151.

Change uglify-js options for compressor
Change variables initialization sequence for some declarations

Gruntfile.js

@@ -101,6 +101,12 @@ module.exports = function( grunt ) {
 				options: {
 					banner: "/*! jQuery v<%= pkg.version %> | (c) 2005, 2012 jQuery Foundation, Inc. | jquery.org/license */",
 					sourceMap: "dist/jquery.min.map",
+					compress: {
+						hoist_funs: false,
+						join_vars: false,
+						loops: false,
+						unused: false
+					},
 					beautify: {
 						ascii_only: true
 					}

src/ajax.js

@@ -2,7 +2,6 @@ var
 	// Document location
 	ajaxLocParts,
 	ajaxLocation,
-	
 	ajax_nonce = jQuery.now(),
 
 	ajax_rquery = /\?/,
@@ -115,7 +114,7 @@ function inspectPrefiltersOrTransports( structure, options, originalOptions, jqX
 // that takes "flat" options (not to be deep extended)
 // Fixes #9887
 function ajaxExtend( target, src ) {
-	var key, deep,
+	var deep, key,
 		flatOptions = jQuery.ajaxSettings.flatOptions || {};
 
 	for ( key in src ) {
@@ -135,7 +134,7 @@ jQuery.fn.load = function( url, params, callback ) {
 		return _load.apply( this, arguments );
 	}
 
-	var selector, type, response,
+	var selector, response, type,
 		self = this,
 		off = url.indexOf(" ");
 
@@ -316,20 +315,23 @@ jQuery.extend({
 		// Force options to be an object
 		options = options || {};
 
-		var transport,
+		var // Cross-domain detection vars
-			// URL without anti-cache param
-			cacheURL,
-			// Response headers
-			responseHeadersString,
-			responseHeaders,
-			// timeout handle
-			timeoutTimer,
-			// Cross-domain detection vars
 			parts,
-			// To know if global events are to be dispatched
-			fireGlobals,
 			// Loop variable
 			i,
+			// URL without anti-cache param
+			cacheURL,
+			// Response headers as string
+			responseHeadersString,
+			// timeout handle
+			timeoutTimer,
+
+			// To know if global events are to be dispatched
+			fireGlobals,
+
+			transport,
+			// Response headers
+			responseHeaders,
 			// Create the final options object
 			s = jQuery.ajaxSetup( {}, options ),
 			// Callbacks context
@@ -704,8 +706,7 @@ jQuery.extend({
  * - returns the corresponding response
  */
 function ajaxHandleResponses( s, jqXHR, responses ) {
-
+	var firstDataType, ct, finalDataType, type,
-	var ct, type, finalDataType, firstDataType,
 		contents = s.contents,
 		dataTypes = s.dataTypes,
 		responseFields = s.responseFields;
@@ -766,8 +767,7 @@ function ajaxHandleResponses( s, jqXHR, responses ) {
 
 // Chain conversions given the request and the original response
 function ajaxConvert( s, response ) {
-
+	var conv2, current, conv, tmp,
-	var conv, conv2, current, tmp,
 		converters = {},
 		i = 0,
 		// Work with a copy of dataTypes in case we need to modify it for conversion

src/ajax/xhr.js

@@ -101,11 +101,7 @@ if ( xhrSupported ) {
 
 					// Listener
 					callback = function( _, isAbort ) {
-
+						var status, responseHeaders, statusText, responses;
-						var status,
-							statusText,
-							responseHeaders,
-							responses;
 
 						// Firefox throws exceptions when accessing properties
 						// of an xhr when a network error occurred

src/attributes.js

@@ -290,7 +290,7 @@ jQuery.extend({
 	},
 
 	attr: function( elem, name, value ) {
-		var ret, hooks, notxml,
+		var hooks, notxml, ret,
 			nType = elem.nodeType;
 
 		// don't get/set attributes on text, comment and attribute nodes

src/callbacks.js

@@ -46,12 +46,12 @@ jQuery.Callbacks = function( options ) {
 		memory,
 		// Flag to know if list was already fired
 		fired,
-		// First callback to fire (used internally by add and fireWith)
-		firingStart,
-		// Index of currently firing callback (modified by remove if needed)
-		firingIndex,
 		// End of the loop when firing
 		firingLength,
+		// Index of currently firing callback (modified by remove if needed)
+		firingIndex,
+		// First callback to fire (used internally by add and fireWith)
+		firingStart,
 		// Actual callback list
 		list = [],
 		// Stack of fire calls for repeatable lists

src/core.js

@@ -1,10 +1,10 @@
 var
-	// A central reference to the root jQuery(document)
-	rootjQuery,
-
 	// The deferred used on DOM ready
 	readyList,
 
+	// A central reference to the root jQuery(document)
+	rootjQuery,
+
 	// Support: IE<9
 	// For `typeof node.method` instead of `node.method !== undefined`
 	core_strundefined = typeof undefined,
@@ -93,7 +93,7 @@ jQuery.fn = jQuery.prototype = {
 
 	constructor: jQuery,
 	init: function( selector, context, rootjQuery ) {
-		var elem, match;
+		var match, elem;
 
 		// HANDLE: $(""), $(null), $(undefined), $(false)
 		if ( !selector ) {
@@ -288,7 +288,7 @@ jQuery.fn = jQuery.prototype = {
 jQuery.fn.init.prototype = jQuery.fn;
 
 jQuery.extend = jQuery.fn.extend = function() {
-	var copy, options, src, copyIsArray, name, clone,
+	var src, copyIsArray, copy, name, options, clone,
 		target = arguments[0] || {},
 		i = 1,
 		length = arguments.length,

src/css.js

@@ -1,4 +1,4 @@
-var curCSS, getStyles, iframe,
+var iframe, getStyles, curCSS,
 	ralpha = /alpha\([^)]*\)/i,
 	ropacity = /opacity\s*=\s*([^)]*)/,
 	rposition = /^(top|right|bottom|left)$/,
@@ -98,7 +98,7 @@ function showHide( elements, show ) {
 jQuery.fn.extend({
 	css: function( name, value ) {
 		return jQuery.access( this, function( elem, name, value ) {
-			var styles, len,
+			var len, styles,
 				map = {},
 				i = 0;
 
@@ -239,7 +239,7 @@ jQuery.extend({
 	},
 
 	css: function( elem, name, extra, styles ) {
-		var val, num, hooks,
+		var num, val, hooks,
 			origName = jQuery.camelCase( name );
 
 		// Make sure that we're working with the right name

src/data.js

@@ -1,7 +1,7 @@
 var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
 	rmultiDash = /([A-Z])/g;
 
-function internalData( elem, name, data, pvt ) {
+function internalData( elem, name, data, pvt /* Internal Use Only */ ){
 	if ( !jQuery.acceptData( elem ) ) {
 		return;
 	}
@@ -100,8 +100,7 @@ function internalRemoveData( elem, name, pvt ) {
 		return;
 	}
 
-	var thisCache, i, l,
+	var i, l, thisCache,
-
 		isNode = elem.nodeType,
 
 		// See jQuery.data for more information

src/effects.js

@@ -175,7 +175,7 @@ function Animation( elem, properties, options ) {
 }
 
 function propFilter( props, specialEasing ) {
-	var index, name, easing, value, hooks;
+	var value, name, index, easing, hooks;
 
 	// camelCase, specialEasing and expand cssHook pass
 	for ( index in props ) {
@@ -243,7 +243,9 @@ jQuery.Animation = jQuery.extend( Animation, {
 
 function defaultPrefilter( elem, props, opts ) {
 	/*jshint validthis:true */
-	var index, prop, value, length, dataShow, toggle, tween, hooks, oldfire,
+	var prop, index, length,
+		value, dataShow, toggle,
+		tween, hooks, oldfire,
 		anim = this,
 		style = elem.style,
 		orig = {},

src/event.js

@@ -21,10 +21,9 @@ jQuery.event = {
 	global: {},
 
 	add: function( elem, types, handler, data, selector ) {
-
+		var tmp, events, t, handleObjIn,
-		var handleObjIn, tmp, eventHandle,
+			special, eventHandle, handleObj,
-			t, handleObj, special,
+			handlers, type, namespaces, origType,
-			events, handlers, type, namespaces, origType,
 			elemData = jQuery._data( elem );
 
 		// Don't attach events to noData or text/comment nodes (but allow plain objects)
@@ -132,10 +131,10 @@ jQuery.event = {
 
 	// Detach an event or set of events from an element
 	remove: function( elem, types, handler, selector, mappedTypes ) {
-
+		var j, handleObj, tmp,
-		var events, handleObj, tmp,
+			origCount, t, events,
-			j, t, origCount,
+			special, handlers, type,
-			special, handlers, type, namespaces, origType,
+			namespaces, origType,
 			elemData = jQuery.hasData( elem ) && jQuery._data( elem );
 
 		if ( !elemData || !(events = elemData.events) ) {
@@ -205,8 +204,8 @@ jQuery.event = {
 	},
 
 	trigger: function( event, data, elem, onlyHandlers ) {
-
+		var handle, ontype, cur,
-		var i, handle, ontype, bubbleType, tmp, special, cur,
+			bubbleType, special, tmp, i,
 			eventPath = [ elem || document ],
 			type = event.type || event,
 			namespaces = event.namespace ? event.namespace.split(".") : [];
@@ -343,7 +342,7 @@ jQuery.event = {
 		// Make a writable jQuery.Event from the native event object
 		event = jQuery.event.fix( event );
 
-		var ret, j, handleObj, matched, i,
+		var i, ret, handleObj, matched, j,
 			handlerQueue = [],
 			args = core_slice.call( arguments ),
 			handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
@@ -398,7 +397,7 @@ jQuery.event = {
 	},
 
 	handlers: function( event, handlers ) {
-		var i, matches, sel, handleObj,
+		var sel, handleObj, matches, i,
 			handlerQueue = [],
 			delegateCount = handlers.delegateCount,
 			cur = event.target;
@@ -511,7 +510,7 @@ jQuery.event = {
 	mouseHooks: {
 		props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
 		filter: function( event, original ) {
-			var eventDoc, doc, body,
+			var body, eventDoc, doc,
 				button = original.button,
 				fromElement = original.fromElement;
 

src/manipulation.js

@@ -285,7 +285,8 @@ jQuery.fn.extend({
 		// Flatten any nested arrays
 		args = core_concat.apply( [], args );
 
-		var scripts, node, doc, fragment, hasScripts, first,
+		var first, node, hasScripts,
+			scripts, doc, fragment,
 			i = 0,
 			l = this.length,
 			set = this,
@@ -436,7 +437,7 @@ function cloneCopyEvent( src, dest ) {
 }
 
 function fixCloneNodeIssues( src, dest ) {
-	var nodeName, data, e;
+	var nodeName, e, data;
 
 	// We do not need to do anything for non-Elements
 	if ( dest.nodeType !== 1 ) {
@@ -559,7 +560,7 @@ function fixDefaultChecked( elem ) {
 
 jQuery.extend({
 	clone: function( elem, dataAndEvents, deepDataAndEvents ) {
-		var clone, node, srcElements, i, destElements,
+		var destElements, node, clone, i, srcElements,
 			inPage = jQuery.contains( elem.ownerDocument, elem );
 
 		if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
@@ -614,7 +615,8 @@ jQuery.extend({
 	},
 
 	buildFragment: function( elems, context, scripts, selection ) {
-		var contains, elem, j, tmp, tag, wrap, tbody,
+		var j, elem, contains,
+			tmp, tag, tbody, wrap,
 			l = elems.length,
 
 			// Ensure a safe fragment
@@ -740,7 +742,7 @@ jQuery.extend({
 	},
 
 	cleanData: function( elems, /* internal */ acceptData ) {
-		var elem, id, type, data,
+		var elem, type, id, data,
 			i = 0,
 			internalKey = jQuery.expando,
 			cache = jQuery.cache,

src/support.js

@@ -1,6 +1,8 @@
 jQuery.support = (function() {
 
-	var support, all, a, select, opt, input, fragment, eventName, isSupported, i,
+	var support, all, a,
+		input, select, fragment,
+		opt, eventName, isSupported, i,
 		div = document.createElement("div");
 
 	// Setup