scratch – Rev 125

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define([
        "./core",
        "./core/init",
        "./manipulation", // clone
        "./traversing" // parent, contents
], function( jQuery ) {

jQuery.fn.extend({
        wrapAll: function( html ) {
                var wrap;

                if ( jQuery.isFunction( html ) ) {
                        return this.each(function( i ) {
                                jQuery( this ).wrapAll( html.call(this, i) );
                        });
                }

                if ( this[ 0 ] ) {

                        // The elements to wrap the target around
                        wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true );

                        if ( this[ 0 ].parentNode ) {
                                wrap.insertBefore( this[ 0 ] );
                        }

                        wrap.map(function() {
                                var elem = this;

                                while ( elem.firstElementChild ) {
                                        elem = elem.firstElementChild;
                                }

                                return elem;
                        }).append( this );
                }

                return this;
        },

        wrapInner: function( html ) {
                if ( jQuery.isFunction( html ) ) {
                        return this.each(function( i ) {
                                jQuery( this ).wrapInner( html.call(this, i) );
                        });
                }

                return this.each(function() {
                        var self = jQuery( this ),
                                contents = self.contents();

                        if ( contents.length ) {
                                contents.wrapAll( html );

                        } else {
                                self.append( html );
                        }
                });
        },

        wrap: function( html ) {
                var isFunction = jQuery.isFunction( html );

                return this.each(function( i ) {
                        jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
                });
        },

        unwrap: function() {
                return this.parent().each(function() {
                        if ( !jQuery.nodeName( this, "body" ) ) {
                                jQuery( this ).replaceWith( this.childNodes );
                        }
                }).end();
        }
});

return jQuery;
});