From 173c1477ae6efc4c2eeb7131ba0646c4e1323975 Mon Sep 17 00:00:00 2001
From: John Resig <jeresig@gmail.com>
Date: Mon, 14 Sep 2009 22:09:42 +0000
Subject: [PATCH] Added support for .before(), .after(), and .replaceWith() on
 disconnected DOM nodes. Fixes bug #3940.

---
 src/manipulation.js       |   32 +++++++++++++++++++++++++-------
 test/unit/manipulation.js |   18 +++++++++++++++---
 2 files changed, 40 insertions(+), 10 deletions(-)

diff --git a/src/manipulation.js b/src/manipulation.js
index 5013838..4746dc8 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -106,15 +106,29 @@ jQuery.fn.extend({
 	},
 
 	before: function() {
-		return this.domManip(arguments, false, function(elem){
-			this.parentNode.insertBefore( elem, this );
-		});
+		if ( this[0] && this[0].parentNode ) {
+			return this.domManip(arguments, false, function(elem){
+				this.parentNode.insertBefore( elem, this );
+			});
+		} else {
+			var set = jQuery.isFunction(arguments[0]) ?
+				jQuery( arguments[0]() ) :
+				jQuery.apply(jQuery, arguments);
+
+			return this.pushStack( set.add( this ), "before", arguments );
+		}
 	},
 
 	after: function() {
-		return this.domManip(arguments, false, function(elem){
-			this.parentNode.insertBefore( elem, this.nextSibling );
-		});
+		if ( this[0] && this[0].parentNode ) {
+			return this.domManip(arguments, false, function(elem){
+				this.parentNode.insertBefore( elem, this.nextSibling );
+			});
+		} else {
+			return jQuery.isFunction(arguments[0]) ?
+				this.add( arguments[0]() ) :
+				this.add.apply( this, arguments );
+		}
 	},
 
 	clone: function( events ) {
@@ -193,7 +207,11 @@ jQuery.fn.extend({
 	},
 
 	replaceWith: function( value ) {
-		return this.after( value ).remove();
+		if ( this[0] && this[0].parentNode ) {
+			return this.after( value ).remove();
+		} else {
+			return this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value );
+		}
 	},
 
 	detach: function( selector ) {
diff --git a/test/unit/manipulation.js b/test/unit/manipulation.js
index 49d717f..465686f 100644
--- a/test/unit/manipulation.js
+++ b/test/unit/manipulation.js
@@ -320,7 +320,7 @@ test("prependTo(String|Element|Array&lt;Element&gt;|jQuery)", function() {
 });
 
 var testBefore = function(val) {
-	expect(4);
+	expect(6);
 	var expected = 'This is a normal link: bugaYahoo';
 	jQuery('#yahoo').before(val( '<b>buga</b>' ));
 	equals( expected, jQuery('#en').text(), 'Insert String before' );
@@ -339,6 +339,10 @@ var testBefore = function(val) {
 	expected = "This is a normal link: diveintomarkTry them out:Yahoo";
 	jQuery('#yahoo').before(val( jQuery("#first, #mark") ));
 	equals( expected, jQuery('#en').text(), "Insert jQuery before" );
+
+	var set = jQuery("<div/>").before(val("<span>test</span>"));
+	equals( set[0].nodeName.toLowerCase(), "span", "Insert the element before the disconnected node." );
+	equals( set.length, 2, "Insert the element before the disconnected node." );
 }
 
 test("before(String|Element|Array&lt;Element&gt;|jQuery)", function() {
@@ -372,7 +376,7 @@ test("insertBefore(String|Element|Array&lt;Element&gt;|jQuery)", function() {
 });
 
 var testAfter = function(val) {
-	expect(4);
+	expect(6);
 	var expected = 'This is a normal link: Yahoobuga';
 	jQuery('#yahoo').after(val( '<b>buga</b>' ));
 	equals( expected, jQuery('#en').text(), 'Insert String after' );
@@ -391,6 +395,10 @@ var testAfter = function(val) {
 	expected = "This is a normal link: YahoodiveintomarkTry them out:";
 	jQuery('#yahoo').after(val( jQuery("#first, #mark") ));
 	equals( expected, jQuery('#en').text(), "Insert jQuery after" );
+
+	var set = jQuery("<div/>").after(val("<span>test</span>"));
+	equals( set[1].nodeName.toLowerCase(), "span", "Insert the element after the disconnected node." );
+	equals( set.length, 2, "Insert the element after the disconnected node." );
 };
 
 test("after(String|Element|Array&lt;Element&gt;|jQuery)", function() {
@@ -424,7 +432,7 @@ test("insertAfter(String|Element|Array&lt;Element&gt;|jQuery)", function() {
 });
 
 var testReplaceWith = function(val) {
-	expect(10);
+	expect(12);
 	jQuery('#yahoo').replaceWith(val( '<b id="replace">buga</b>' ));
 	ok( jQuery("#replace")[0], 'Replace element with string' );
 	ok( !jQuery("#yahoo")[0], 'Verify that original element is gone, after string' );
@@ -445,6 +453,10 @@ var testReplaceWith = function(val) {
 	ok( jQuery("#first")[0], 'Replace element with set of elements' );
 	ok( jQuery("#mark")[0], 'Replace element with set of elements' );
 	ok( !jQuery("#yahoo")[0], 'Verify that original element is gone, after set of elements' );
+
+	var set = jQuery("<div/>").replaceWith(val("<span>test</span>"));
+	equals( set[0].nodeName.toLowerCase(), "span", "Replace the disconnected node." );
+	equals( set.length, 1, "Replace the disconnected node." );
 }
 
 test("replaceWith(String|Element|Array&lt;Element&gt;|jQuery)", function() {
-- 
1.7.10.4