jquery - npm Package Compare versions

Comparing version 3.1.1 to 3.2.0

AUTHORS.txt

@@ -296,1 +296,7 @@ Authors ordered by first contribution.
 Christophe Tafani-Dereeper <[e-mail]>
+Manoj Kumar <[e-mail]>
+David Broder-Rodgers <[e-mail]>
+Alex Louden <[e-mail]>
+Alex Padilla <[e-mail]>
+南漂一卒 <[e-mail]>
+karan-96 <[e-mail]>

dist/core.js

@@ -27,3 +27,3 @@ /* global Symbol */
 var
-	version = "3.1.1",
+	version = "3.2.0",
 
@@ -176,7 +176,7 @@ // Define a local copy of jQuery
 				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
-					( copyIsArray = jQuery.isArray( copy ) ) ) ) {
+					( copyIsArray = Array.isArray( copy ) ) ) ) {
 
 					if ( copyIsArray ) {
 						copyIsArray = false;
-						clone = src && jQuery.isArray( src ) ? src : [];
+						clone = src && Array.isArray( src ) ? src : [];
 
@@ -220,4 +220,2 @@ } else {
 
-	isArray: Array.isArray,
-
 	isWindow: function( obj ) {
@@ -297,6 +295,2 @@ return obj != null && obj === obj.window;
 
-	nodeName: function( elem, name ) {
-		return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
-	},
-
 	each: function( obj, callback ) {
@@ -303,0 +297,0 @@ var length, i = 0;

LICENSE.txt

@@ -1,2 +0,2 @@
-Copyright jQuery Foundation and other contributors, https://jquery.org/
+Copyright JS Foundation and other contributors, https://js.foundation/
 
@@ -3,0 +3,0 @@ This software consists of voluntary contributions made by many

package.json

@@ -5,8 +5,8 @@ {
   "description": "JavaScript library for DOM operations",
-  "version": "3.1.1",
+  "version": "3.2.0",
   "main": "dist/jquery.js",
   "homepage": "https://jquery.com",
   "author": {
-    "name": "jQuery Foundation and other contributors",
-    "url": "https://github.com/jquery/jquery/blob/3.1.1/AUTHORS.txt"
+    "name": "JS Foundation and other contributors",
+    "url": "https://github.com/jquery/jquery/blob/3.2.0/AUTHORS.txt"
   },
@@ -95,5 +95,5 @@ "repository": {
     ],
-    "markerPattern": "^((clos|fix|resolv)(e[sd]|ing))|(refs?)",
-    "ticketPattern": "^((Closes|Fixes) ([a-zA-Z]{2,}-)[0-9]+)|(Refs? [^#])"
+    "markerPattern": "^((clos|fix|resolv)(e[sd]|ing))|^(refs?)",
+    "ticketPattern": "^((Closes|Fixes) ([a-zA-Z]{2,}-)[0-9]+)|^(Refs? [^#])"
   }
 }

README.md

@@ -17,3 +17,3 @@ # jQuery
 ```html
-<script src="https://code.jquery.com/jquery-2.2.0.min.js"></script>
+<script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
 ```
@@ -20,0 +20,0 @@

src/.eslintrc.json

 {
-	// Support: IE <=9 only, Android <=4.0 only
-	// The above browsers are failing a lot of tests in the ES5
-	// test suite at http://test262.ecmascript.org.
-	"parserOptions": {
-		"ecmaVersion": 3
-	},
-	"globals": {
-		"window": true,
-		"jQuery": true,
-		"define": true,
-		"module": true,
-		"noGlobal": true
-	},
-	"rules": {
-		"strict": ["error", "function"]
-	}
+	"root": true,
+
+	"extends": "../.eslintrc-browser.json"
 }

src/attributes/attr.js

 define( [
 	"../core",
 	"../core/access",
+	"../core/nodeName",
 	"./support",
 	"../var/rnothtmlwhite",
 	"../selector"
-], function( jQuery, access, support, rnothtmlwhite ) {
+], function( jQuery, access, nodeName, support, rnothtmlwhite ) {
 
@@ -77,3 +78,3 @@ "use strict";
 				if ( !support.radioValue && value === "radio" &&
-					jQuery.nodeName( elem, "input" ) ) {
+					nodeName( elem, "input" ) ) {
 					var val = elem.value;
@@ -80,0 +81,0 @@ elem.setAttribute( "type", value );

src/attributes/val.js

@@ -5,4 +5,6 @@ define( [
 	"./support",
+	"../core/nodeName",
+
 	"../core/init"
-], function( jQuery, stripAndCollapse, support ) {
+], function( jQuery, stripAndCollapse, support, nodeName ) {
 
@@ -66,3 +68,3 @@ "use strict";
 
-			} else if ( jQuery.isArray( val ) ) {
+			} else if ( Array.isArray( val ) ) {
 				val = jQuery.map( val, function( value ) {
@@ -126,3 +128,3 @@ return value == null ? "" : value + "";
 							( !option.parentNode.disabled ||
-								!jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
+								!nodeName( option.parentNode, "optgroup" ) ) ) {
 
@@ -179,3 +181,3 @@ // Get the specific value for the option
 		set: function( elem, value ) {
-			if ( jQuery.isArray( value ) ) {
+			if ( Array.isArray( value ) ) {
 				return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );
@@ -182,0 +184,0 @@ }

src/callbacks.js

@@ -72,3 +72,3 @@ define( [
 			// Enforce single-firing
-			locked = options.once;
+			locked = locked || options.once;
 
@@ -75,0 +75,0 @@ // Execute callbacks for all pending executions,

src/core.js

@@ -27,3 +27,3 @@ /* global Symbol */
 var
-	version = "3.1.1",
+	version = "3.2.0",
 
@@ -176,7 +176,7 @@ // Define a local copy of jQuery
 				if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
-					( copyIsArray = jQuery.isArray( copy ) ) ) ) {
+					( copyIsArray = Array.isArray( copy ) ) ) ) {
 
 					if ( copyIsArray ) {
 						copyIsArray = false;
-						clone = src && jQuery.isArray( src ) ? src : [];
+						clone = src && Array.isArray( src ) ? src : [];
 
@@ -220,4 +220,2 @@ } else {
 
-	isArray: Array.isArray,
-
 	isWindow: function( obj ) {
@@ -297,6 +295,2 @@ return obj != null && obj === obj.window;
 
-	nodeName: function( elem, name ) {
-		return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
-	},
-
 	each: function( obj, callback ) {
@@ -303,0 +297,0 @@ var length, i = 0;

src/core/init.js

@@ -6,2 +6,3 @@ // Initialize a jQuery object
 	"./var/rsingleTag",
+
 	"../traversing/findFilter"
@@ -8,0 +9,0 @@ ], function( jQuery, document, rsingleTag ) {

src/core/ready-no-deferred.js

@@ -35,11 +35,2 @@ define( [
 
-	// Hold (or release) the ready event
-	holdReady: function( hold ) {
-		if ( hold ) {
-			jQuery.readyWait++;
-		} else {
-			jQuery.ready( true );
-		}
-	},
-
 	ready: function( wait ) {
@@ -46,0 +37,0 @@

src/core/ready.js

@@ -37,11 +37,2 @@ define( [
 
-	// Hold (or release) the ready event
-	holdReady: function( hold ) {
-		if ( hold ) {
-			jQuery.readyWait++;
-		} else {
-			jQuery.ready( true );
-		}
-	},
-
 	// Handle when the DOM is ready
@@ -48,0 +39,0 @@ ready: function( wait ) {

src/css.js

@@ -31,2 +31,3 @@ define( [
 	rdisplayswap = /^(none|table(?!-c[ea]).+)/,
+	rcustomProp = /^--/,
 	cssShow = { position: "absolute", visibility: "hidden", display: "block" },
@@ -61,2 +62,12 @@ cssNormalTransform = {
 
+// Return a property mapped along what jQuery.cssProps suggests or to
+// a vendor prefixed property.
+function finalPropName( name ) {
+	var ret = jQuery.cssProps[ name ];
+	if ( !ret ) {
+		ret = jQuery.cssProps[ name ] = vendorPropName( name ) || name;
+	}
+	return ret;
+}
+
 function setPositiveNumber( elem, value, subtract ) {
@@ -122,40 +133,21 @@
 
-	// Start with offset property, which is equivalent to the border-box value
-	var val,
-		valueIsBorderBox = true,
+	// Start with computed style
+	var valueIsBorderBox,
 		styles = getStyles( elem ),
+		val = curCSS( elem, name, styles ),
 		isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box";
 
-	// Support: IE <=11 only
-	// Running getBoundingClientRect on a disconnected node
-	// in IE throws an error.
-	if ( elem.getClientRects().length ) {
-		val = elem.getBoundingClientRect()[ name ];
+	// Computed unit is not pixels. Stop here and return.
+	if ( rnumnonpx.test( val ) ) {
+		return val;
 	}
 
-	// Some non-html elements return undefined for offsetWidth, so check for null/undefined
-	// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
-	// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
-	if ( val <= 0 || val == null ) {
+	// Check for style in case a browser which returns unreliable values
+	// for getComputedStyle silently falls back to the reliable elem.style
+	valueIsBorderBox = isBorderBox &&
+		( support.boxSizingReliable() || val === elem.style[ name ] );
 
-		// Fall back to computed then uncomputed css if necessary
-		val = curCSS( elem, name, styles );
-		if ( val < 0 || val == null ) {
-			val = elem.style[ name ];
-		}
+	// Normalize "", auto, and prepare for extra
+	val = parseFloat( val ) || 0;
 
-		// Computed unit is not pixels. Stop here and return.
-		if ( rnumnonpx.test( val ) ) {
-			return val;
-		}
-
-		// Check for style in case a browser which returns unreliable values
-		// for getComputedStyle silently falls back to the reliable elem.style
-		valueIsBorderBox = isBorderBox &&
-			( support.boxSizingReliable() || val === elem.style[ name ] );
-
-		// Normalize "", auto, and prepare for extra
-		val = parseFloat( val ) || 0;
-	}
-
 	// Use the active box-sizing model to add/subtract irrelevant styles
@@ -224,6 +216,11 @@ return ( val +
 			origName = jQuery.camelCase( name ),
+			isCustomProp = rcustomProp.test( name ),
 			style = elem.style;
 
-		name = jQuery.cssProps[ origName ] ||
-			( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
+		// Make sure that we're working with the right name. We don't
+		// want to query the value if it is a CSS custom property
+		// since they are user-defined.
+		if ( !isCustomProp ) {
+			name = finalPropName( origName );
+		}
 
@@ -264,3 +261,7 @@ // Gets hook for the prefixed version, then unprefixed version
 
-				style[ name ] = value;
+				if ( isCustomProp ) {
+					style.setProperty( name, value );
+				} else {
+					style[ name ] = value;
+				}
 			}
@@ -284,7 +285,11 @@
 		var val, num, hooks,
-			origName = jQuery.camelCase( name );
+			origName = jQuery.camelCase( name ),
+			isCustomProp = rcustomProp.test( name );
 
-		// Make sure that we're working with the right name
-		name = jQuery.cssProps[ origName ] ||
-			( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName );
+		// Make sure that we're working with the right name. We don't
+		// want to modify the value if it is a CSS custom property
+		// since they are user-defined.
+		if ( !isCustomProp ) {
+			name = finalPropName( origName );
+		}
 
@@ -314,2 +319,3 @@ // Try prefixed name followed by the unprefixed name
 		}
+
 		return val;
@@ -414,3 +420,3 @@ }
 
-			if ( jQuery.isArray( name ) ) {
+			if ( Array.isArray( name ) ) {
 				styles = getStyles( elem );
@@ -417,0 +423,0 @@ len = name.length;

src/css/curCSS.js

@@ -18,4 +18,5 @@ define( [
 
-	// Support: IE <=9 only
-	// getPropertyValue is only needed for .css('filter') (#12537)
+	// getPropertyValue is needed for:
+	//   .css('filter') (IE 9 only, #12537)
+	//   .css('--customProperty) (#3144)
 	if ( computed ) {
@@ -22,0 +23,0 @@ ret = computed.getPropertyValue( name ) || computed[ name ];

src/data/Data.js

@@ -118,3 +118,3 @@ define( [
 			// Support array or space separated string of keys
-			if ( jQuery.isArray( key ) ) {
+			if ( Array.isArray( key ) ) {
 
@@ -121,0 +121,0 @@ // If key is an array of keys...

src/deferred.js

@@ -16,3 +16,3 @@ define( [
 
-function adoptValue( value, resolve, reject ) {
+function adoptValue( value, resolve, reject, noValue ) {
 	var method;
@@ -33,5 +33,6 @@
 
-			// Support: Android 4.0 only
-			// Strict mode functions invoked without .call/.apply get global-object context
-			resolve.call( undefined, value );
+			// Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer:
+			// * false: [ value ].slice( 0 ) => resolve( value )
+			// * true: [ value ].slice( 1 ) => resolve()
+			resolve.apply( undefined, [ value ].slice( noValue ) );
 		}
@@ -46,3 +47,3 @@
 		// Strict mode functions invoked without .call/.apply get global-object context
-		reject.call( undefined, value );
+		reject.apply( undefined, [ value ] );
 	}
@@ -372,3 +373,4 @@ }
 		if ( remaining <= 1 ) {
-			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject );
+			adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject,
+				!remaining );
 
@@ -375,0 +377,0 @@ // Use .then() to unwrap secondary thenables (cf. gh-3000)

src/deprecated.js

 define( [
-	"./core"
-], function( jQuery ) {
+	"./core",
+	"./core/nodeName"
+], function( jQuery, nodeName ) {
 
@@ -25,7 +26,16 @@ "use strict";
 			this.off( types, selector || "**", fn );
+	},
+	holdReady: function( hold ) {
+		if ( hold ) {
+			jQuery.readyWait++;
+		} else {
+			jQuery.ready( true );
+		}
 	}
 } );
 
+jQuery.isArray = Array.isArray;
 jQuery.parseJSON = JSON.parse;
+jQuery.nodeName = nodeName;
 
 } );

src/effects.js

@@ -26,9 +26,14 @@ define( [
 var
-	fxNow, timerId,
+	fxNow, inProgress,
 	rfxtypes = /^(?:toggle|show|hide)$/,
 	rrun = /queueHooks$/;
 
-function raf() {
-	if ( timerId ) {
-		window.requestAnimationFrame( raf );
+function schedule() {
+	if ( inProgress ) {
+		if ( document.hidden === false && window.requestAnimationFrame ) {
+			window.requestAnimationFrame( schedule );
+		} else {
+			window.setTimeout( schedule, jQuery.fx.interval );
+		}
+
 		jQuery.fx.tick();
@@ -260,3 +265,3 @@ }
 		value = props[ index ];
-		if ( jQuery.isArray( value ) ) {
+		if ( Array.isArray( value ) ) {
 			easing = value[ 1 ];
@@ -320,8 +325,15 @@ value = props[ index ] = value[ 0 ];
 
+			// If there's more to do, yield
 			if ( percent < 1 && length ) {
 				return remaining;
-			} else {
-				deferred.resolveWith( elem, [ animation ] );
-				return false;
 			}
+
+			// If this was an empty animation, synthesize a final progress notification
+			if ( !length ) {
+				deferred.notifyWith( elem, [ animation, 1, 0 ] );
+			}
+
+			// Resolve the animation and report its conclusion
+			deferred.resolveWith( elem, [ animation ] );
+			return false;
 		},
@@ -391,2 +403,9 @@ animation = deferred.promise( {
 
+	// Attach callbacks from options
+	animation
+		.progress( animation.opts.progress )
+		.done( animation.opts.done, animation.opts.complete )
+		.fail( animation.opts.fail )
+		.always( animation.opts.always );
+
 	jQuery.fx.timer(
@@ -400,7 +419,3 @@ jQuery.extend( tick, {
 
-	// attach callbacks from options
-	return animation.progress( animation.opts.progress )
-		.done( animation.opts.done, animation.opts.complete )
-		.fail( animation.opts.fail )
-		.always( animation.opts.always );
+	return animation;
 }
@@ -456,4 +471,4 @@
 
-	// Go to the end state if fx are off or if document is hidden
-	if ( jQuery.fx.off || document.hidden ) {
+	// Go to the end state if fx are off
+	if ( jQuery.fx.off ) {
 		opt.duration = 0;
@@ -650,3 +665,3 @@
 
-		// Checks the timer has not already been removed
+		// Run the timer and safely remove it when done (allowing for external removal)
 		if ( !timer() && timers[ i ] === timer ) {
@@ -665,7 +680,3 @@ timers.splice( i--, 1 );
 	jQuery.timers.push( timer );
-	if ( timer() ) {
-		jQuery.fx.start();
-	} else {
-		jQuery.timers.pop();
-	}
+	jQuery.fx.start();
 };
@@ -675,17 +686,12 @@
 jQuery.fx.start = function() {
-	if ( !timerId ) {
-		timerId = window.requestAnimationFrame ?
-			window.requestAnimationFrame( raf ) :
-			window.setInterval( jQuery.fx.tick, jQuery.fx.interval );
+	if ( inProgress ) {
+		return;
 	}
+
+	inProgress = true;
+	schedule();
 };
 
 jQuery.fx.stop = function() {
-	if ( window.cancelAnimationFrame ) {
-		window.cancelAnimationFrame( timerId );
-	} else {
-		window.clearInterval( timerId );
-	}
-
-	timerId = null;
+	inProgress = null;
 };
@@ -692,0 +698,0 @@

src/event.js

@@ -6,8 +6,11 @@ define( [
 	"./var/rnothtmlwhite",
+	"./var/rcheckableType",
 	"./var/slice",
 	"./data/var/dataPriv",
+	"./core/nodeName",
 
 	"./core/init",
 	"./selector"
-], function( jQuery, document, documentElement, rnothtmlwhite, slice, dataPriv ) {
+], function( jQuery, document, documentElement, rnothtmlwhite,
+             rcheckableType, slice, dataPriv, nodeName ) {
 
@@ -478,5 +481,7 @@ "use strict";
 
-			// For checkbox, fire native event so checked state will be right
+			// For checkable types, fire native event so checked state will be right
 			trigger: function() {
-				if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) {
+				if ( rcheckableType.test( this.type ) &&
+					this.click && nodeName( this, "input" ) ) {
+
 					this.click();
@@ -489,3 +494,3 @@ return false;
 			_default: function( event ) {
-				return jQuery.nodeName( event.target, "a" );
+				return nodeName( event.target, "a" );
 			}
@@ -492,0 +497,0 @@ },

src/manipulation.js

@@ -5,4 +5,4 @@ define( [
 	"./var/push",
+	"./var/rcheckableType",
 	"./core/access",
-	"./manipulation/var/rcheckableType",
 	"./manipulation/var/rtagName",
@@ -20,2 +20,3 @@ "./manipulation/var/rscriptType",
 	"./core/DOMEval",
+	"./core/nodeName",
 
@@ -26,6 +27,6 @@ "./core/init",
 	"./event"
-], function( jQuery, concat, push, access,
-	rcheckableType, rtagName, rscriptType,
+], function( jQuery, concat, push, rcheckableType,
+	access, rtagName, rscriptType,
 	wrapMap, getAll, setGlobalEval, buildFragment, support,
-	dataPriv, dataUser, acceptData, DOMEval ) {
+	dataPriv, dataUser, acceptData, DOMEval, nodeName ) {
 
@@ -53,7 +54,8 @@ "use strict";
 
+// Prefer a tbody over its parent table for containing new rows
 function manipulationTarget( elem, content ) {
-	if ( jQuery.nodeName( elem, "table" ) &&
-		jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
+	if ( nodeName( elem, "table" ) &&
+		nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) {
 
-		return elem.getElementsByTagName( "tbody" )[ 0 ] || elem;
+		return jQuery( ">tbody", elem )[ 0 ] || elem;
 	}
@@ -60,0 +62,0 @@

src/manipulation/getAll.js

 define( [
-	"../core"
-], function( jQuery ) {
+	"../core",
+	"../core/nodeName"
+], function( jQuery, nodeName ) {
 
@@ -23,3 +24,3 @@ "use strict";
 
-	if ( tag === undefined || tag && jQuery.nodeName( context, tag ) ) {
+	if ( tag === undefined || tag && nodeName( context, tag ) ) {
 		return jQuery.merge( [ context ], ret );
@@ -26,0 +27,0 @@ }

src/offset.js

@@ -10,2 +10,3 @@ define( [
 	"./css/support",
+	"./core/nodeName",
 
@@ -15,13 +16,7 @@ "./core/init",
 	"./selector" // contains
-], function( jQuery, access, document, documentElement, rnumnonpx, curCSS, addGetHookIf, support ) {
+], function( jQuery, access, document, documentElement, rnumnonpx,
+             curCSS, addGetHookIf, support, nodeName ) {
 
 "use strict";
 
-/**
- * Gets a window from an element
- */
-function getWindow( elem ) {
-	return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView;
-}
-
 jQuery.offset = {
@@ -91,3 +86,3 @@ setOffset: function( elem, options, i ) {
 
-		var docElem, win, rect, doc,
+		var doc, docElem, rect, win,
 			elem = this[ 0 ];
@@ -99,2 +94,3 @@
 
+		// Return zeros for disconnected and hidden (display: none) elements (gh-2310)
 		// Support: IE <=11 only
@@ -109,16 +105,10 @@ // Running getBoundingClientRect on a
 
-		// Make sure element is not hidden (display: none)
-		if ( rect.width || rect.height ) {
-			doc = elem.ownerDocument;
-			win = getWindow( doc );
-			docElem = doc.documentElement;
+		doc = elem.ownerDocument;
+		docElem = doc.documentElement;
+		win = doc.defaultView;
 
-			return {
-				top: rect.top + win.pageYOffset - docElem.clientTop,
-				left: rect.left + win.pageXOffset - docElem.clientLeft
-			};
-		}
-
-		// Return zeros for disconnected and hidden elements (gh-2310)
-		return rect;
+		return {
+			top: rect.top + win.pageYOffset - docElem.clientTop,
+			left: rect.left + win.pageXOffset - docElem.clientLeft
+		};
 	},
@@ -149,3 +139,3 @@
 			offset = this.offset();
-			if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
+			if ( !nodeName( offsetParent[ 0 ], "html" ) ) {
 				parentOffset = offsetParent.offset();
@@ -197,4 +187,11 @@ }
 		return access( this, function( elem, method, val ) {
-			var win = getWindow( elem );
 
+			// Coalesce documents and windows
+			var win;
+			if ( jQuery.isWindow( elem ) ) {
+				win = elem;
+			} else if ( elem.nodeType === 9 ) {
+				win = elem.defaultView;
+			}
+
 			if ( val === undefined ) {
@@ -201,0 +198,0 @@ return win ? win[ prop ] : elem[ method ];

src/queue.js

@@ -20,3 +20,3 @@ define( [
 			if ( data ) {
-				if ( !queue || jQuery.isArray( data ) ) {
+				if ( !queue || Array.isArray( data ) ) {
 					queue = dataPriv.access( elem, type, jQuery.makeArray( data ) );
@@ -23,0 +23,0 @@ } else {

src/serialize.js

 define( [
 	"./core",
-	"./manipulation/var/rcheckableType",
+	"./var/rcheckableType",
 	"./core/init",
@@ -20,3 +20,3 @@ "./traversing", // filter
 
-	if ( jQuery.isArray( obj ) ) {
+	if ( Array.isArray( obj ) ) {
 
@@ -73,3 +73,3 @@ // Serialize array item.
 	// If an array was passed in, assume that it is an array of form elements.
-	if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
+	if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
 
@@ -120,3 +120,3 @@ // Serialize the form elements
 
-			if ( jQuery.isArray( val ) ) {
+			if ( Array.isArray( val ) ) {
 				return jQuery.map( val, function( val ) {
@@ -123,0 +123,0 @@ return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };

src/traversing.js

@@ -7,6 +7,8 @@ define( [
 	"./traversing/var/rneedsContext",
+	"./core/nodeName",
+
 	"./core/init",
 	"./traversing/findFilter",
 	"./selector"
-], function( jQuery, indexOf, dir, siblings, rneedsContext ) {
+], function( jQuery, indexOf, dir, siblings, rneedsContext, nodeName ) {
 
@@ -147,3 +149,14 @@ "use strict";
 	contents: function( elem ) {
-		return elem.contentDocument || jQuery.merge( [], elem.childNodes );
+        if ( nodeName( elem, "iframe" ) ) {
+            return elem.contentDocument;
+        }
+
+        // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only
+        // Treat the template element as a regular one in browsers that
+        // don't support it.
+        if ( nodeName( elem, "template" ) ) {
+            elem = elem.content || elem;
+        }
+
+        return jQuery.merge( [], elem.childNodes );
 	}
@@ -150,0 +163,0 @@ }, function( name, fn ) {

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Improved metrics

Total package byte prevSize

1244764

increased by0.2%

Number of package files

119

increased by0.85%

Lines of code

25318

increased by0.25%

No dependency changes