Avoid deeply nested control flow statements.

Open

                    if ( elem && elem.parentNode ) {
                        // Handle the case where IE, Opera, and Webkit return items
                        // by name instead of ID
                        if ( elem.id === m ) {
                            results.push( elem );

Avoid deeply nested control flow statements.

Open

                        if ( name.indexOf("data-") === 0 ) {
                            name = jQuery.camelCase( name.slice(5) );

                            dataAttr( elem, name, data[ name ] );
                        }

Method show has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    def show
      @user = User.where(name: params[:name]).first
      respond_to do |format|
        format.html do
          if @user.blank?

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Avoid deeply nested control flow statements.

Open

                    if ( Expr.relative[ tokens[j].type ] ) {
                        break;
                    }

Avoid deeply nested control flow statements.

Open

                                    if ( !status && s.isLocal && !s.crossDomain ) {
                                        status = responses.text ? 200 : 404;
                                    // IE - #1450: sometimes returns 1223 when it should be 204
                                    } else if ( status === 1223 ) {
                                        status = 204;

Avoid deeply nested control flow statements.

Open

                                if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
                                    // Cache the index of each encountered element
                                    if ( useCache ) {
                                        (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
                                    }

Avoid deeply nested control flow statements.

Open

                    if ( name in thisCache ) {
                        name = [ name ];
                    } else {
                        name = name.split(" ");
                    }

Avoid deeply nested control flow statements.

Open

                        if ( hasScripts ) {
                            jQuery.merge( scripts, getAll( node, "script" ) );
                        }

Avoid deeply nested control flow statements.

Open

                        while ( j-- ) {
                            if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
                                elem.removeChild( tbody );
                            }
                        }

Avoid deeply nested control flow statements.

Open

                                    if ( xhrOnUnloadAbort ) {
                                        delete xhrCallbacks[ handle ];
                                    }

Consider simplifying this complex logical expression.

Open

            if ( matcher[ expando ] ) {
                // Find the next relative operator (if any) for proper handling
                j = ++i;
                for ( ; j < len; j++ ) {
                    if ( Expr.relative[ tokens[j].type ] ) {

Consider simplifying this complex logical expression.

Open

if ( !jQuery.support.opacity ) {
    jQuery.cssHooks.opacity = {
        get: function( elem, computed ) {
            // IE uses filters for opacity
            return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?

Consider simplifying this complex logical expression.

Open

    if ( support.matchesSelector && documentIsHTML &&
        ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
        ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {

        try {

Consider simplifying this complex logical expression.

Open

    if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) {
        return;
    }

Consider simplifying this complex logical expression.

Open

        if ( s.crossDomain == null ) {
            parts = rurl.exec( s.url.toLowerCase() );
            s.crossDomain = !!( parts &&
                ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
                    ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==

Function CHILD has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

        "CHILD": function( type, what, argument, first, last ) {

Function on has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    on: function( types, selector, data, fn, /*INTERNAL*/ one ) {

Function augmentWidthOrHeight has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {

Function superMatcher has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

        superMatcher = function( seed, context, xml, results, expandContext ) {

Function condense has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

function condense( unmatched, map, filter, context, xml ) {