improve performance in IE + improve fieldsetdisabled support check

changelog.md

@@ -1,5 +1,18 @@
+upcoming Release 1.14.5
+----------
+
+- force all browser to use new stepUp/stepDown algorithm
+- improve readyState complete detection
+- don't polyfill elements with the class 'ws-nopolyfill'
+- improve support for custom jQuery builds
+- recheck validilty of invalid textarea using input event
+- updated plugins (sizzle and ui.position)
+- improved performance especially for IE's
+
+
 Release 1.14.4
 ----------
+
 - replaced promise  with [es6-shim](https://github.com/paulmillr/es6-shim) (currently most things aren't feature detected, so only promise can be used safely)
 - removed dependency to Modernizr (still needed html5shiv or Modernizr to use semantic elements like section/article/main etc.), but not needed for video/audio/form and so on
 - improved runtime and network performance for mediaelement flash fallback

js-webshim/dev/polyfiller.js

@@ -1028,7 +1028,7 @@
 				try {
 					if(fieldset.querySelector(':invalid')){
 						fieldset.disabled = true;
-						tmp = !fieldset.querySelector(':invalid');
+						tmp = !fieldset.querySelector(':invalid') && fieldset.querySelector(':disabled');
 					}
 				} catch(er){}
 				support.fieldsetdisabled =  !!tmp;

js-webshim/dev/shims/combos/1.js

@@ -323,11 +323,11 @@ webshims.isReady('swfmini', true);
 			};
 			$.extend(exp, {
 				"enabled": function( elem ) {
-					return elem.disabled === false && !$(elem).is('fieldset[disabled] *');
+					return 'disabled' in elem && elem.disabled === false && !$.find.matchesSelector(elem, 'fieldset[disabled] *');
 				},
 
 				"disabled": function( elem ) {
-					return elem.disabled === true || ('disabled' in elem && $(elem).is('fieldset[disabled] *'));
+					return elem.disabled === true || ('disabled' in elem && $.find.matchesSelector(elem, 'fieldset[disabled] *'));
 				}
 			});
 		}

js-webshim/dev/shims/combos/10.js

@@ -549,8 +549,9 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				webshims.warn(type +' already implemented for element #'+elem.id);
 				return false;
 			}
+
 			data[type] = true;
-			return true;
+			return !$(elem).hasClass('ws-nopolyfill');
 		},
 		extendUNDEFProp: function(obj, props){
 			$.each(props, function(name, prop){
@@ -3553,7 +3554,7 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 			var type = $.prop(this, 'type');
 			var i, opts, data, optsName, labels, cNames, hasInitialFocus;
 
-			if(inputTypes[type] && webshims.implement(this, 'inputwidgets') && !$(this).hasClass('ws-nopolyfill') && (!supportInputTypes[type] || !$(this).hasClass('ws-noreplace'))){
+			if(inputTypes[type] && webshims.implement(this, 'inputwidgets') && (!supportInputTypes[type] || !$(this).hasClass('ws-noreplace'))){
 				data = {};
 				optsName = type;
 				hasInitialFocus = $(this).is(':focus');

js-webshim/dev/shims/combos/11.js

@@ -2341,7 +2341,7 @@
 			var type = $.prop(this, 'type');
 			var i, opts, data, optsName, labels, cNames, hasInitialFocus;
 
-			if(inputTypes[type] && webshims.implement(this, 'inputwidgets') && !$(this).hasClass('ws-nopolyfill') && (!supportInputTypes[type] || !$(this).hasClass('ws-noreplace'))){
+			if(inputTypes[type] && webshims.implement(this, 'inputwidgets') && (!supportInputTypes[type] || !$(this).hasClass('ws-noreplace'))){
 				data = {};
 				optsName = type;
 				hasInitialFocus = $(this).is(':focus');

js-webshim/dev/shims/combos/15.js

@@ -549,8 +549,9 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				webshims.warn(type +' already implemented for element #'+elem.id);
 				return false;
 			}
+
 			data[type] = true;
-			return true;
+			return !$(elem).hasClass('ws-nopolyfill');
 		},
 		extendUNDEFProp: function(obj, props){
 			$.each(props, function(name, prop){
@@ -1312,11 +1313,11 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 			};
 			$.extend(exp, {
 				"enabled": function( elem ) {
-					return elem.disabled === false && !$(elem).is('fieldset[disabled] *');
+					return 'disabled' in elem && elem.disabled === false && !$.find.matchesSelector(elem, 'fieldset[disabled] *');
 				},
 
 				"disabled": function( elem ) {
-					return elem.disabled === true || ('disabled' in elem && $(elem).is('fieldset[disabled] *'));
+					return elem.disabled === true || ('disabled' in elem && $.find.matchesSelector(elem, 'fieldset[disabled] *'));
 				}
 			});
 		}
@@ -1929,7 +1930,7 @@ var rsubmittable = /^(?:select|textarea|input)/i;
 				;
 				return function(){
 					var elem = $(this).getNativeElement()[0];
-					return !!(!elem.readOnly && !types[elem.type] && !$(elem).is(':disabled') );
+					return !!(!elem.readOnly && !types[elem.type] && !$.find.matchesSelector(elem, ':disabled') );
 				};
 			})()
 		},

js-webshim/dev/shims/combos/16.js

@@ -772,8 +772,9 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				webshims.warn(type +' already implemented for element #'+elem.id);
 				return false;
 			}
+
 			data[type] = true;
-			return true;
+			return !$(elem).hasClass('ws-nopolyfill');
 		},
 		extendUNDEFProp: function(obj, props){
 			$.each(props, function(name, prop){
@@ -1535,11 +1536,11 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 			};
 			$.extend(exp, {
 				"enabled": function( elem ) {
-					return elem.disabled === false && !$(elem).is('fieldset[disabled] *');
+					return 'disabled' in elem && elem.disabled === false && !$.find.matchesSelector(elem, 'fieldset[disabled] *');
 				},
 
 				"disabled": function( elem ) {
-					return elem.disabled === true || ('disabled' in elem && $(elem).is('fieldset[disabled] *'));
+					return elem.disabled === true || ('disabled' in elem && $.find.matchesSelector(elem, 'fieldset[disabled] *'));
 				}
 			});
 		}
@@ -2152,7 +2153,7 @@ var rsubmittable = /^(?:select|textarea|input)/i;
 				;
 				return function(){
 					var elem = $(this).getNativeElement()[0];
-					return !!(!elem.readOnly && !types[elem.type] && !$(elem).is(':disabled') );
+					return !!(!elem.readOnly && !types[elem.type] && !$.find.matchesSelector(elem, ':disabled') );
 				};
 			})()
 		},

js-webshim/dev/shims/combos/17.js

@@ -2957,7 +2957,7 @@ webshims.register('form-number-date-api', function($, webshims, window, document
 			var type = $.prop(this, 'type');
 			var i, opts, data, optsName, labels, cNames, hasInitialFocus;
 
-			if(inputTypes[type] && webshims.implement(this, 'inputwidgets') && !$(this).hasClass('ws-nopolyfill') && (!supportInputTypes[type] || !$(this).hasClass('ws-noreplace'))){
+			if(inputTypes[type] && webshims.implement(this, 'inputwidgets') && (!supportInputTypes[type] || !$(this).hasClass('ws-noreplace'))){
 				data = {};
 				optsName = type;
 				hasInitialFocus = $(this).is(':focus');

js-webshim/dev/shims/combos/2.js

@@ -772,8 +772,9 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				webshims.warn(type +' already implemented for element #'+elem.id);
 				return false;
 			}
+
 			data[type] = true;
-			return true;
+			return !$(elem).hasClass('ws-nopolyfill');
 		},
 		extendUNDEFProp: function(obj, props){
 			$.each(props, function(name, prop){
@@ -1535,11 +1536,11 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 			};
 			$.extend(exp, {
 				"enabled": function( elem ) {
-					return elem.disabled === false && !$(elem).is('fieldset[disabled] *');
+					return 'disabled' in elem && elem.disabled === false && !$.find.matchesSelector(elem, 'fieldset[disabled] *');
 				},
 
 				"disabled": function( elem ) {
-					return elem.disabled === true || ('disabled' in elem && $(elem).is('fieldset[disabled] *'));
+					return elem.disabled === true || ('disabled' in elem && $.find.matchesSelector(elem, 'fieldset[disabled] *'));
 				}
 			});
 		}

js-webshim/dev/shims/combos/21.js

@@ -1546,11 +1546,11 @@
 			var media, error, parent;
 			if(
 				($(e.target).is('audio, video') || ((parent = e.target.parentNode) && $('source', parent).last()[0] == e.target)) &&
-				(media = $(e.target).closest('audio, video')) && !media.is('.nonnative-api-active')
+				(media = $(e.target).closest('audio, video')) && !media.hasClass('nonnative-api-active')
 				){
 				error = media.prop('error');
 				setTimeout(function(){
-					if(!media.is('.nonnative-api-active')){
+					if(!media.hasClass('nonnative-api-active')){
 						if(error && switchErrors[error.code]){
 							options.preferFlash = true;
 							document.removeEventListener('error', switchOptions, true);

js-webshim/dev/shims/combos/25.js

@@ -549,8 +549,9 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				webshims.warn(type +' already implemented for element #'+elem.id);
 				return false;
 			}
+
 			data[type] = true;
-			return true;
+			return !$(elem).hasClass('ws-nopolyfill');
 		},
 		extendUNDEFProp: function(obj, props){
 			$.each(props, function(name, prop){
@@ -1549,7 +1550,7 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				writeable: false,
 				get: function(){
 					if(this.type != 'file'){return null;}
-					if(!$(this).is('.ws-filereader')){
+					if(!$(this).hasClass('ws-filereader')){
 						webshim.info("please add the 'ws-filereader' class to your input[type='file'] to implement files-property");
 					}
 					return webshim.data(this, 'fileList') || [];
@@ -2892,11 +2893,11 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 			var media, error, parent;
 			if(
 				($(e.target).is('audio, video') || ((parent = e.target.parentNode) && $('source', parent).last()[0] == e.target)) &&
-				(media = $(e.target).closest('audio, video')) && !media.is('.nonnative-api-active')
+				(media = $(e.target).closest('audio, video')) && !media.hasClass('nonnative-api-active')
 				){
 				error = media.prop('error');
 				setTimeout(function(){
-					if(!media.is('.nonnative-api-active')){
+					if(!media.hasClass('nonnative-api-active')){
 						if(error && switchErrors[error.code]){
 							options.preferFlash = true;
 							document.removeEventListener('error', switchOptions, true);

js-webshim/dev/shims/combos/26.js

@@ -7570,7 +7570,7 @@ Globally exposed namespace with the most frequently used public classes and hand
 				writeable: false,
 				get: function(){
 					if(this.type != 'file'){return null;}
-					if(!$(this).is('.ws-filereader')){
+					if(!$(this).hasClass('ws-filereader')){
 						webshim.info("please add the 'ws-filereader' class to your input[type='file'] to implement files-property");
 					}
 					return webshim.data(this, 'fileList') || [];

js-webshim/dev/shims/combos/27.js

@@ -156,18 +156,37 @@ webshims.register('form-shim-extend2', function($, webshims, window, document, u
 	if(!support.fieldsetdisabled || !support.fieldsetelements){
 		(function(){
 			if(!support.fieldsetdisabled){
+				var hasIsDisabled = 'isDisabled' in document.createElement('div');
 				var isFieldsetGroup = {
 					fieldset: 1,
 					FIELDSET: 1
 				};
 				var disableElementsSel = 'input, textarea, select, button';
+
+				var isDisabledChild = function(elem){
+					if(hasIsDisabled && !elem.isDisabled){
+						return false;
+					}
+					return $.find.matchesSelector(elem, 'fieldset[disabled] *' );
+				};
+				var isDisabledChildFilter = hasIsDisabled ?
+					function(){
+						return this.isDisabled && $.find.matchesSelector(this, 'fieldset[disabled] *' );
+					} :
+					'fieldset[disabled] *';
+				var isEnableChildFilter = hasIsDisabled ?
+					function(){
+						return !this.isDisabled && !$.find.matchesSelector(this, 'fieldset[disabled] *' );
+					} :
+					':not(fieldset[disabled] *)';
+
 				$.extend($.expr[":"], {
 					"enabled": function( elem ) {
-						return elem.disabled === false || (isFieldsetGroup[elem.nodeName] && webshims.contentAttr(elem, 'disabled') == null && !$(elem).is('fieldset[disabled] *')) ;
+						return isFieldsetGroup[elem.nodeName] ? (webshims.contentAttr(elem, 'disabled') == null && !isDisabledChild(elem)) : elem.disabled === false;
 					},
 
 					"disabled": function( elem ) {
-						return elem.disabled === true || (isFieldsetGroup[elem.nodeName] && (webshims.contentAttr(elem, 'disabled') != null || $(elem).is('fieldset[disabled] *')));
+						return isFieldsetGroup[elem.nodeName] ? (webshims.contentAttr(elem, 'disabled') != null || isDisabledChild(elem)) : elem.disabled === true;
 					}
 				});
 
@@ -197,11 +216,12 @@ webshims.register('form-shim-extend2', function($, webshims, window, document, u
 
 						if(value){
 							$(this.querySelectorAll(disableElementsSel)).each(groupControl.disable);
-						} else if(!$(this).is('fieldset[disabled] *')){
+
+						} else if(!isDisabledChild(this)){
 							var elements = $(this.querySelectorAll(disableElementsSel));
 
 							if( this.querySelector('fieldset[disabled]') ){
-								elements = elements.not('fieldset[disabled] *');
+								elements = elements.filter(isEnableChildFilter);
 							}
 
 							elements.each(groupControl.enable);
@@ -218,7 +238,8 @@ webshims.register('form-shim-extend2', function($, webshims, window, document, u
 								if(value){
 									webshims.data(this, 'groupedisabled', false);
 									desc.prop._supset.call(this, value);
-								} else if($(this).is('fieldset[disabled] *')){
+
+								} else if(isDisabledChild(this)){
 									webshims.data(this, 'groupedisabled', true);
 									desc.prop._supset.call(this, true);
 								} else {
@@ -242,7 +263,7 @@ webshims.register('form-shim-extend2', function($, webshims, window, document, u
 				webshims.addReady(function(context){
 
 					$(context)
-						.filter('fieldset[disabled], fieldset[disabled] *')
+						.filter(isDisabledChildFilter)
 						.find(disableElementsSel)
 						.each(groupControl.disable)
 					;
@@ -254,7 +275,6 @@ webshims.register('form-shim-extend2', function($, webshims, window, document, u
 				var isForm = {form: 1, FORM: 1};
 				$.prop = function(elem, name, value){
 					var ret;
-					//TODO: cache + perftest
 					if(elem && elem.nodeType == 1 && value === undefined && isForm[elem.nodeName] && elem.id){
 						ret = document.getElementsByName(name);
 						if(!ret || !ret.length){
@@ -896,7 +916,7 @@ webshims.register('form-shim-extend2', function($, webshims, window, document, u
 
 						if(elem.type == 'password' || isOver){
 							data.text = createPlaceholder(elem);
-							if(isResponsive || $(elem).is('.responsive-width') || (elem.currentStyle || {width: ''}).width.indexOf('%') != -1){
+							if(isResponsive || $(elem).hasClass('responsive-width') || (elem.currentStyle || {width: ''}).width.indexOf('%') != -1){
 								data.box = data.text;
 							} else {
 								data.box = $('<span class="placeholder-box placeholder-box-'+ (elem.nodeName || '').toLowerCase() +' placeholder-box-'+$.css(elem, 'float')+'" />')
@@ -1569,7 +1589,7 @@ webshims.register('form-shim-extend2', function($, webshims, window, document, u
 				writeable: false,
 				get: function(){
 					if(this.type != 'file'){return null;}
-					if(!$(this).is('.ws-filereader')){
+					if(!$(this).hasClass('ws-filereader')){
 						webshim.info("please add the 'ws-filereader' class to your input[type='file'] to implement files-property");
 					}
 					return webshim.data(this, 'fileList') || [];

js-webshim/dev/shims/combos/28.js

@@ -392,7 +392,7 @@ var rsubmittable = /^(?:select|textarea|input)/i;
 				;
 				return function(){
 					var elem = $(this).getNativeElement()[0];
-					return !!(!elem.readOnly && !types[elem.type] && !$(elem).is(':disabled') );
+					return !!(!elem.readOnly && !types[elem.type] && !$.find.matchesSelector(elem, ':disabled') );
 				};
 			})()
 		},

js-webshim/dev/shims/combos/3.js

@@ -549,8 +549,9 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				webshims.warn(type +' already implemented for element #'+elem.id);
 				return false;
 			}
+
 			data[type] = true;
-			return true;
+			return !$(elem).hasClass('ws-nopolyfill');
 		},
 		extendUNDEFProp: function(obj, props){
 			$.each(props, function(name, prop){
@@ -1312,11 +1313,11 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 			};
 			$.extend(exp, {
 				"enabled": function( elem ) {
-					return elem.disabled === false && !$(elem).is('fieldset[disabled] *');
+					return 'disabled' in elem && elem.disabled === false && !$.find.matchesSelector(elem, 'fieldset[disabled] *');
 				},
 
 				"disabled": function( elem ) {
-					return elem.disabled === true || ('disabled' in elem && $(elem).is('fieldset[disabled] *'));
+					return elem.disabled === true || ('disabled' in elem && $.find.matchesSelector(elem, 'fieldset[disabled] *'));
 				}
 			});
 		}

js-webshim/dev/shims/combos/30.js

@@ -549,8 +549,9 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 				webshims.warn(type +' already implemented for element #'+elem.id);
 				return false;
 			}
+
 			data[type] = true;
-			return true;
+			return !$(elem).hasClass('ws-nopolyfill');
 		},
 		extendUNDEFProp: function(obj, props){
 			$.each(props, function(name, prop){
@@ -1312,11 +1313,11 @@ webshims.register('dom-extend', function($, webshims, window, document, undefine
 			};
 			$.extend(exp, {
 				"enabled": function( elem ) {
-					return elem.disabled === false && !$(elem).is('fieldset[disabled] *');
+					return 'disabled' in elem && elem.disabled === false && !$.find.matchesSelector(elem, 'fieldset[disabled] *');
 				},
 
 				"disabled": function( elem ) {
-					return elem.disabled === true || ('disabled' in elem && $(elem).is('fieldset[disabled] *'));
+					return elem.disabled === true || ('disabled' in elem && $.find.matchesSelector(elem, 'fieldset[disabled] *'));
 				}
 			});
 		}