Fix #11857. Modularize css.js, add dependency management. Closes gh-816.

See the pull request for more info on the dependency management details.

grunt.js

@@ -63,14 +63,14 @@ module.exports = function( grunt ) {
 				"src/selector.js",
 				"src/traversing.js",
 				"src/manipulation.js",
-				"src/css.js",
+				{ flag: "css", src: "src/css.js" },
 				"src/ajax.js",
 				"src/ajax/jsonp.js",
 				"src/ajax/script.js",
 				"src/ajax/xhr.js",
-				{ flag: "effects", src: "src/effects.js" },
-				{ flag: "offset", src: "src/offset.js" },
-				{ flag: "dimensions", src: "src/dimensions.js" },
+				{ flag: "effects", src: "src/effects.js", needs: ["css"] },
+				{ flag: "offset", src: "src/offset.js", needs: ["css"] },
+				{ flag: "dimensions", src: "src/dimensions.js", needs: ["css"] },
 				"src/exports.js",
 				"src/outro.js"
 			]
@@ -187,28 +187,66 @@ module.exports = function( grunt ) {
 		"Concatenate source (include/exclude modules with +/- flags), embed date/version",
 		function() {
 			// Concat specified files.
-			var compiled = "",
-					modules = this.flags,
-					optIn = !modules["*"],
-					name = this.file.dest;
+			var i,
+				compiled = "",
+				modules = this.flags,
+				optIn = !modules["*"],
+				name = this.file.dest,
+				excluded = {},
+				excluder = function( flag, needsFlag ) {
+					// explicit > implicit, so set this first and let it be overridden by explicit
+					if ( optIn && !modules[ flag ] && !modules[ "+" + flag ] ) {
+						excluded[ flag ] = false;
+					}
 
+					if ( excluded[ needsFlag ] || modules[ "-" + flag ] ) {
+						// explicit exclusion from flag or dependency
+						excluded[ flag ] = true;
+					} else if ( modules[ "+" + flag ] && ( excluded[ needsFlag ] === false ) ) {
+						// explicit inclusion from flag or dependency overriding a weak inclusion
+						delete excluded[ needsFlag ];
+					}
+				};
+
+			// figure out which files to exclude based on these rules in this order:
+			//  explicit > implicit (explicit also means a dependency/dependent that was explicit)
+			//  exclude > include
+			// examples:
+			//  *:                 none (implicit exclude)
+			//  *:*                all (implicit include)
+			//  *:*:-effects       all except effects (explicit > implicit)
+			//  *:*:-css           all except css and it's deps (explicit)
+			//  *:*:-css:+effects  all except css and it's deps (explicit exclude from dep. trumps explicit include)
+			//  *:+effects         none except effects and it's deps (explicit include from dep. trumps implicit exclude)
 			this.file.src.forEach(function( filepath ) {
-				// Include optional modules per build flags; exclusion trumps inclusion
 				var flag = filepath.flag;
+
 				if ( flag ) {
-					if ( modules[ "-" + flag ] ||
-						optIn && !modules[ flag ] && !modules[ "+" + flag ] ) {
 
-						log.writeln( "Excluding " + filepath.flag + ": '" + filepath.src + "'." );
+					excluder(flag);
+
+					// check for dependencies
+					if ( filepath.needs ) {
+						filepath.needs.forEach(function( needsFlag ) {
+							excluder( flag, needsFlag );
+						});
+					}
+				}
+			});
+
+			// conditionally concatenate source
+			this.file.src.forEach(function( filepath ) {
+				var flag = filepath.flag;
+				if ( flag ) {
+					if ( excluded[ flag ] !== undefined ) {
+						log.writeln( "Excluding " + flag + ": '" + filepath.src + "'." );
 						return;
 					}
-					log.writeln( "Including " + filepath.flag + ": '" + filepath.src + "'." );
+					log.writeln( "Including " + flag + ": '" + filepath.src + "'." );
 					filepath = filepath.src;
 				}
 
-				// Unwrap redundant IIFEs
 				compiled += file.read( filepath );
-				//.replace( /^\(function\( jQuery \) \{|\}\)\( jQuery \);\s*$/g, "" );
 			});
 
 			// Embed Date

test/data/testinit.js

@@ -198,9 +198,8 @@ function url( value ) {
 
 		function loadFixture() {
 			var src = url("./data/" + fileName + ".html"),
-				iframe = jQuery("<iframe />").css({
-					width: 500, height: 500, position: "absolute", top: -600, left: -600, visibility: "hidden"
-				}).appendTo("body")[0];
+				iframe = jQuery("<iframe />").appendTo("body")[0];
+				iframe.style.cssText = "width: 500px; height: 500px; position: absolute; top: -600px; left: -600px; visibility: hidden;";
 			iframe.contentWindow.location = src;
 			return iframe;
 		}

test/unit/attributes.js

@@ -371,10 +371,8 @@ test("attr(jquery_method)", function(){
 
 	var $elem = jQuery("<div />"),
 		elem = $elem[0],
-		expected = 5,
-		attrObj = {
-			css: { paddingLeft: 1, paddingRight: 1 }
-		};
+		expected = 2,
+		attrObj = {};
 
 	if ( jQuery.fn.width ) {
 		expected += 2;
@@ -386,6 +384,11 @@ test("attr(jquery_method)", function(){
 		attrObj.offset = { top: 1, left: 0 };
 	}
 
+	if ( jQuery.css ) {
+		expected += 3;
+		attrObj.css = { paddingLeft: 1, paddingRight: 1 };
+	}
+
 	expect( expected );
 
 	// one at a time
@@ -395,9 +398,6 @@ test("attr(jquery_method)", function(){
 	$elem.attr( { text: "bar" }, true );
 	equal( elem.innerHTML, "bar", "attr(text)" );
 
-	$elem.attr( { css: { color: "red" } }, true );
-	ok( /^(#ff0000|red)$/i.test( elem.style.color ), "attr(css)" );
-
 	// Multiple attributes
 	$elem.attr( attrObj, true );
 
@@ -415,8 +415,13 @@ test("attr(jquery_method)", function(){
 		equal( elem.style.left, "1px", "attr(offset)" );
 	}
 
-	equal( elem.style.paddingLeft, "1px", "attr({css:})" );
-	equal( elem.style.paddingRight, "1px", "attr({css:})" );
+	if ( jQuery.css ) {
+		equal( elem.style.paddingLeft, "1px", "attr({css:})" );
+		equal( elem.style.paddingRight, "1px", "attr({css:})" );
+
+		$elem.attr( { css: { color: "red" } }, true );
+		ok( /^(#ff0000|red)$/i.test( elem.style.color ), "attr(css)" );
+	}
 });
 
 test("attr(String, Object) - Loaded via XML document", function() {
@@ -494,7 +499,7 @@ test("removeAttr(String)", function() {
 	equal( jQuery("#foo").attr("style", "position:absolute;").removeAttr("style").attr("style"), undefined, "Check removing style attribute" );
 	equal( jQuery("#form").attr("style", "position:absolute;").removeAttr("style").attr("style"), undefined, "Check removing style attribute on a form" );
 	equal( jQuery("<div style='position: absolute'></div>").appendTo("#foo").removeAttr("style").prop("style").cssText, "", "Check removing style attribute (#9699 Webkit)" );
-	equal( jQuery("#fx-test-group").attr("height", "3px").removeAttr("height").css("height"), "1px", "Removing height attribute has no effect on height set with style attribute" );
+	equal( jQuery("#fx-test-group").attr("height", "3px").removeAttr("height").get(0).style.height, "1px", "Removing height attribute has no effect on height set with style attribute" );
 
 	jQuery("#check1").removeAttr("checked").prop("checked", true).removeAttr("checked");
 	equal( document.getElementById("check1").checked, false, "removeAttr sets boolean properties to false" );

test/unit/core.js

@@ -27,9 +27,8 @@ test("jQuery()", function() {
 		div = jQuery("<div/><hr/><code/><b/>"),
 		exec = false,
 		long = "",
-		expected = 28,
+		expected = 26,
 		attrObj = {
-			css: { paddingLeft: 1, paddingRight: 1 },
 			click: function() { ok( exec, "Click executed." ); },
 			text: "test",
 			"class": "test2",
@@ -46,6 +45,11 @@ test("jQuery()", function() {
 		attrObj.offset = { top: 1, left: 1 };
 	}
 
+	if ( jQuery.css ) {
+		expected += 2;
+		attrObj.css = { paddingLeft: 1, paddingRight: 1 };
+	}
+
 	expect( expected );
 
 	// Basic constructor's behavior
@@ -103,8 +107,11 @@ test("jQuery()", function() {
 		equal( elem[0].style.top, "1px", "jQuery() quick setter offset");
 	}
 
-	equal( elem[0].style.paddingLeft, "1px", "jQuery quick setter css");
-	equal( elem[0].style.paddingRight, "1px", "jQuery quick setter css");
+	if ( jQuery.css ) {
+		equal( elem[0].style.paddingLeft, "1px", "jQuery quick setter css");
+		equal( elem[0].style.paddingRight, "1px", "jQuery quick setter css");
+	}
+
 	equal( elem[0].childNodes.length, 1, "jQuery quick setter text");
 	equal( elem[0].firstChild.nodeValue, "test", "jQuery quick setter text");
 	equal( elem[0].className, "test2", "jQuery() quick setter class");

test/unit/css.js

+if ( jQuery.css ) {
+
 module("css", { teardown: moduleTeardown });
 
 test("css(String|Hash)", function() {
@@ -779,3 +781,5 @@ test( "cssHooks - expand", function() {
 	});
 
 });
+
+}

test/unit/event.js

@@ -1020,9 +1020,11 @@ test("trigger(type, [data], [fn])", function() {
 	// Triggers 5
 	equal( $elem.triggerHandler("click", [1, "2", "abc"]), "test", "Verify handler response" );
 
-	var pass = true;
+	var pass = true, elem2;
 	try {
-		jQuery("#form input:first").hide().trigger("focus");
+		elem2 = jQuery("#form input:first");
+		elem2.get(0).style.display = "none";
+		elem2.trigger("focus");
 	} catch(e) {
 		pass = false;
 	}
@@ -1133,9 +1135,11 @@ test( "change event bubbles on copied forms (#11796)", function(){
 test("trigger(eventObject, [data], [fn])", function() {
 	expect(28);
 
-	var $parent = jQuery("<div id='par' />").hide().appendTo("body"),
+	var $parent = jQuery("<div id='par' />").appendTo("body"),
 		$child = jQuery("<p id='child'>foo</p>").appendTo( $parent );
 
+	$parent.get( 0 ).style.display = "none";
+
 	var event = jQuery.Event("noNew");
 	ok( event != window, "Instantiate jQuery.Event without the 'new' keyword" );
 	equal( event.type, "noNew", "Verify its type" );

test/unit/manipulation.js

@@ -533,19 +533,21 @@ test("append HTML5 sectioning elements (Bug #6485)", function () {
 	var article = jQuery("article"),
 	aside = jQuery("aside");
 
-	equal( article.css("fontSize"), "10px", "HTML5 elements are styleable");
+	equal( article.get( 0 ).style.fontSize, "10px", "HTML5 elements are styleable");
 	equal( aside.length, 1, "HTML5 elements do not collapse their children")
 });
 
-test("HTML5 Elements inherit styles from style rules (Bug #10501)", function () {
-	expect(1);
+if ( jQuery.css ) {
+	test("HTML5 Elements inherit styles from style rules (Bug #10501)", function () {
+		expect(1);
 
-	jQuery("#qunit-fixture").append("<article id='article'></article>");
-	jQuery("#article").append("<section>This section should have a pink background.</section>");
+		jQuery("#qunit-fixture").append("<article id='article'></article>");
+		jQuery("#article").append("<section>This section should have a pink background.</section>");
 
-	// In IE, the missing background color will claim its value is "transparent"
-	notEqual( jQuery("section").css("background-color"), "transparent", "HTML5 elements inherit styles");
-});
+		// In IE, the missing background color will claim its value is "transparent"
+		notEqual( jQuery("section").css("background-color"), "transparent", "HTML5 elements inherit styles");
+	});
+}
 
 test("html5 clone() cannot use the fragment cache in IE (#6485)", function () {
 	expect(1);
@@ -1653,8 +1655,8 @@ test("jQuery(<tag>) & wrap[Inner/All]() handle unknown elems (#10667)", function
 
 	$wraptarget.wrapAll("<aside style='background-color:green'></aside>");
 
-	notEqual( $wraptarget.parent("aside").css("background-color"), "transparent", "HTML5 elements created with wrapAll inherit styles" );
-	notEqual( $section.css("background-color"), "transparent", "HTML5 elements create with jQuery( string ) inherit styles" );
+	notEqual( $wraptarget.parent("aside").get( 0 ).style.backgroundColor, "transparent", "HTML5 elements created with wrapAll inherit styles" );
+	notEqual( $section.get( 0 ).style.backgroundColor, "transparent", "HTML5 elements create with jQuery( string ) inherit styles" );
 });
 
 test("Cloned, detached HTML5 elems (#10667,10670)", function() {

test/unit/selector.js

@@ -34,26 +34,28 @@ test("attributes - jQuery only", function() {
 	t( "Find elements with a tabindex attribute", "[tabindex]", ["listWithTabIndex", "foodWithNegativeTabIndex", "linkWithTabIndex", "linkWithNegativeTabIndex", "linkWithNoHrefWithTabIndex", "linkWithNoHrefWithNegativeTabIndex"] );
 });
 
-test("pseudo - visibility", function() {
-	expect( 9 );
-
-	t( "Is Visible", "div:visible:not(#qunit-testrunner-toolbar):lt(2)", ["nothiddendiv", "nothiddendivchild"] );
-	t( "Is Not Hidden", "#qunit-fixture:hidden", [] );
-	t( "Is Hidden", "#form input:hidden", ["hidden1","hidden2"] );
-
-	var $div = jQuery('<div/>').appendTo("body");
-	$div.css({ fontSize: 0, lineHeight: 0 });// IE also needs to set font-size and line-height to 0
-	$div.css( "width", 1 ).css( "height", 0 );
-	t( "Is Visible", '#nothiddendivchild:visible', ['nothiddendivchild'] );
-	t( "Is Not Visible", '#nothiddendivchild:hidden', [] );
-	$div.css( "width", 0 ).css( "height", 1 );
-	t( "Is Visible", '#nothiddendivchild:visible', ['nothiddendivchild'] );
-	t( "Is Not Visible", '#nothiddendivchild:hidden', [] );
-	$div.css( "width", 1 ).css( "height", 1 );
-	t( "Is Visible", '#nothiddendivchild:visible', ['nothiddendivchild'] );
-	t( "Is Not Visible", '#nothiddendivchild:hidden', [] );
-	$div.remove();
-});
+if ( jQuery.css ) {
+	test("pseudo - visibility", function() {
+		expect( 9 );
+
+		t( "Is Visible", "div:visible:not(#qunit-testrunner-toolbar):lt(2)", ["nothiddendiv", "nothiddendivchild"] );
+		t( "Is Not Hidden", "#qunit-fixture:hidden", [] );
+		t( "Is Hidden", "#form input:hidden", ["hidden1","hidden2"] );
+
+		var $div = jQuery('<div/>').appendTo("body");
+		$div.css({ fontSize: 0, lineHeight: 0 });// IE also needs to set font-size and line-height to 0
+		$div.css( "width", 1 ).css( "height", 0 );
+		t( "Is Visible", '#nothiddendivchild:visible', ['nothiddendivchild'] );
+		t( "Is Not Visible", '#nothiddendivchild:hidden', [] );
+		$div.css( "width", 0 ).css( "height", 1 );
+		t( "Is Visible", '#nothiddendivchild:visible', ['nothiddendivchild'] );
+		t( "Is Not Visible", '#nothiddendivchild:hidden', [] );
+		$div.css( "width", 1 ).css( "height", 1 );
+		t( "Is Visible", '#nothiddendivchild:visible', ['nothiddendivchild'] );
+		t( "Is Not Visible", '#nothiddendivchild:hidden', [] );
+		$div.remove();
+	});
+}
 
 test("disconnected nodes", function() {
 	expect( 4 );

test/unit/support.js

@@ -6,30 +6,32 @@ test("boxModel", function() {
 	equal( jQuery.support.boxModel, document.compatMode === "CSS1Compat" , "jQuery.support.boxModel is sort of tied to quirks mode but unstable since 1.8" );
 });
 
-testIframeWithCallback( "body background is not lost if set prior to loading jQuery (#9238)", "support/bodyBackground", function( color, support ) {
-	expect( 2 );
-	var i,
-		passed = true,
-		okValue = {
-			"#000000": true,
-			"rgb(0, 0, 0)": true
-		};
-	ok( okValue[ color ], "color was not reset (" + color + ")" );
+if ( jQuery.css ) {
+	testIframeWithCallback( "body background is not lost if set prior to loading jQuery (#9238)", "support/bodyBackground", function( color, support ) {
+		expect( 2 );
+		var i,
+			passed = true,
+			okValue = {
+				"#000000": true,
+				"rgb(0, 0, 0)": true
+			};
+		ok( okValue[ color ], "color was not reset (" + color + ")" );
 
-	for ( i in jQuery.support ) {
-		if ( jQuery.support[ i ] !== support[ i ] ) {
-			passed = false;
-			strictEqual( jQuery.support[ i ], support[ i ], "Support property " + i + " is different" );
+		for ( i in jQuery.support ) {
+			if ( jQuery.support[ i ] !== support[ i ] ) {
+				passed = false;
+				strictEqual( jQuery.support[ i ], support[ i ], "Support property " + i + " is different" );
+			}
 		}
-	}
-	for ( i in support ) {
-		if ( !( i in jQuery.support ) ) {
-			passed = false;
-			strictEqual( jQuery.support[ i ], support[ i ], "Unexpected property: " + i );
+		for ( i in support ) {
+			if ( !( i in jQuery.support ) ) {
+				passed = false;
+				strictEqual( jQuery.support[ i ], support[ i ], "Unexpected property: " + i );
+			}
 		}
-	}
-	ok( passed, "Same support properties" );
-});
+		ok( passed, "Same support properties" );
+	});
+}
 
 testIframeWithCallback( "A background on the testElement does not cause IE8 to crash (#9823)", "support/testElementCrash", function() {
 	expect(1);