1436 	var parts = [], m, set, checkSet, check, mode, extra, prune = true;
1474 			checkSet = makeArray(set);
1492 			Expr.relative[ cur ]( checkSet, pop, isXML(context) );
1496 	if ( !checkSet ) {
1497 		checkSet = set;
1500 	if ( !checkSet ) {
1504 	if ( toString.call(checkSet) === "[object Array]" ) {
1506 			results.push.apply( results, checkSet );
1508 			for ( var i = 0; checkSet[i] != null; i++ ) {
1509 …if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, check…
1514 			for ( var i = 0; checkSet[i] != null; i++ ) {
1515 				if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
1521 		makeArray( checkSet, results );
1676 		"+": function(checkSet, part, isXML){  argument
1685 			for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
1686 				if ( (elem = checkSet[i]) ) {
1689 					checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
1696 				Sizzle.filter( part, checkSet, true );
1699 		">": function(checkSet, part, isXML){  argument
1705 				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
1706 					var elem = checkSet[i];
1709 						checkSet[i] = parent.nodeName === part ? parent : false;
1713 				for ( var i = 0, l = checkSet.length; i < l; i++ ) {
1714 					var elem = checkSet[i];
1716 						checkSet[i] = isPartStr ?
1723 					Sizzle.filter( part, checkSet, true );
1727 		"": function(checkSet, part, isXML){  argument
1735 			checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
1737 		"~": function(checkSet, part, isXML){  argument
1745 			checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
2253 function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {  argument
2255 	for ( var i = 0, l = checkSet.length; i < l; i++ ) {
2256 		var elem = checkSet[i];
2267 					match = checkSet[elem.sizset];
2284 			checkSet[i] = match;
2289 function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {  argument
2291 	for ( var i = 0, l = checkSet.length; i < l; i++ ) {
2292 		var elem = checkSet[i];
2303 					match = checkSet[elem.sizset];
2327 			checkSet[i] = match;