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jQuery.merge speedup, bug#444

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<tbody> duplicated, bug#418 (jQuery.clean & domManip)
query for id in context ignores context, bug#267
This commit is contained in:
Dave Methvin 2006-12-19 04:31:33 +00:00
parent 7a724180a7
commit 0e540ec1b1
2 changed files with 50 additions and 38 deletions
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6
src/jquery/coreTest.js vendored
View file

@ -331,11 +331,15 @@ test("expressions - element", function() {
});
test("expressions - id", function() {
expect(5);
expect(8);
t( "ID Selector", "#body", ["body"] );
t( "ID Selector w/ Element", "body#body", ["body"] );
t( "ID Selector w/ Element", "ul#first", [] );
t( "ID Selector, child ID present", "#form > #radio1", ["radio1"] ); // bug #267
t( "ID Selector, not an ancestor ID", "#form #first", [] );
t( "ID Selector, not a child ID", "#form > #option1a", [] );
t( "All Children of ID", "#foo/*", ["sndp", "en", "sap"] );
t( "All Children of ID with no children", "#firstUL/*", [] );
});

82
src/jquery/jquery.js vendored
View file

@ -988,33 +988,27 @@ jQuery.fn = jQuery.prototype = {
* @private
* @name domManip
* @param Array args
* @param Boolean table
* @param Number dir
* @param Boolean table Insert TBODY in TABLEs if one is not found.
* @param Number dir If dir<0, process args in reverse order.
* @param Function fn The function doing the DOM manipulation.
* @type jQuery
* @cat Core
*/
domManip: function(args, table, dir, fn){
var clone = this.size() > 1;
var clone = this.length > 1;
var a = jQuery.clean(args);
if ( dir < 0 )
a.reverse();
return this.each(function(){
var obj = this;
if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() != "THEAD" ) {
var tbody = this.getElementsByTagName("tbody");
if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() == "TR" )
obj = this.getElementsByTagName("tbody")[0] || this.appendChild(document.createElement("tbody"));
if ( !tbody.length ) {
obj = document.createElement("tbody");
this.appendChild( obj );
} else
obj = tbody[0];
}
for ( var i=0; i < a.length; i++ )
fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] );
for ( var i = ( dir < 0 ? a.length - 1 : 0 );
i != ( dir < 0 ? dir : a.length ); i += dir ) {
fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] );
}
});
},
@ -1337,26 +1331,44 @@ jQuery.extend({
return ret;
},
clean: function(a) {
clean: function(a) {
var r = [];
for ( var i = 0; i < a.length; i++ ) {
var arg = a[i];
if ( typeof arg == "string" ) { // Convert html string into DOM nodes
// Trim whitespace, otherwise indexOf won't work as expected
var s = jQuery.trim(arg), div = document.createElement("div"), wrap = [0,"",""];
var s = jQuery.trim(arg), s3 = s.substring(0,3), s6 = s.substring(0,6),
div = document.createElement("div"), wrap = [0,"",""];
if ( !s.indexOf("<opt") ) // option or optgroup
if ( s.substring(0,4) == "<opt" ) // option or optgroup
wrap = [1, "<select>", "</select>"];
else if ( !s.indexOf("<thead") || !s.indexOf("<tbody") )
else if ( s6 == "<thead" || s6 == "<tbody" || s6 == "<tfoot" )
wrap = [1, "<table>", "</table>"];
else if ( !s.indexOf("<tr") )
wrap = [2, "<table>", "</table>"]; // tbody auto-inserted
else if ( !s.indexOf("<td") || !s.indexOf("<th") )
else if ( s3 == "<tr" )
wrap = [2, "<table><tbody>", "</tbody></table>"];
else if ( s3 == "<td" || s3 == "<th" ) // <thead> matched above
wrap = [3, "<table><tbody><tr>", "</tr></tbody></table>"];
// Go to html and back, then peel off extra wrappers
div.innerHTML = wrap[1] + s + wrap[2];
while ( wrap[0]-- ) div = div.firstChild;
// Remove IE's autoinserted <tbody> from table fragments
if ( jQuery.browser.msie ) {
var tb = null;
// String was a <table>, *may* have spurious <tbody>
if ( s6 == "<table" && s.indexOf("<tbody") < 0 )
tb = div.firstChild && div.firstChild.childNodes;
// String was a bare <thead> or <tfoot>
else if ( wrap[1] == "<table>" && s.indexOf("<tbody") < 0 )
tb = div.childNodes;
if ( tb ) {
for ( var n = tb.length-1; n >= 0 ; --n )
if ( tb[n].nodeName.toUpperCase() == "TBODY" && !tb[n].childNodes.length )
tb[n].parentNode.removeChild(tb[n]);
}
}
arg = div.childNodes;
}
@ -1373,7 +1385,7 @@ jQuery.extend({
expr: {
"": "m[2]== '*'||a.nodeName.toUpperCase()==m[2].toUpperCase()",
"#": "a.getAttribute('id')&&a.getAttribute('id')==m[2]",
"#": "a.getAttribute('id')==m[2]",
":": {
// Position Checks
lt: "i<m[3]-0",
@ -1504,13 +1516,13 @@ jQuery.extend({
var re2 = /^([#.]?)([a-z0-9\\*_-]*)/i;
var m = re2.exec(t);
if ( m[1] == "#" ) {
// Ummm, should make this work in all XML docs
var oid = document.getElementById(m[2]);
if ( m[1] == "#" && ret[ret.length-1].getElementById ) {
// Optimization for HTML document case
var oid = ret[ret.length-1].getElementById(m[2]);
r = ret = oid ? [oid] : [];
t = t.replace( re2, "" );
} else {
if ( !m[2] || m[1] == "." ) m[2] = "*";
if ( !m[2] || m[1] == "." || m[1] == "#" ) m[2] = "*";
for ( var i = 0; i < ret.length; i++ )
r = jQuery.merge( r,
@ -1754,19 +1766,15 @@ jQuery.extend({
for ( var k = 0; k < first.length; k++ )
result[k] = first[k];
// Now check for duplicates between a and b and only
// add the unique items
// Now check for duplicates between a and b
// and only add the unique items
DupCheck:
for ( var i = 0; i < second.length; i++ ) {
var noCollision = true;
// The collision-checking process
for ( var j = 0; j < first.length; j++ )
if ( second[i] == first[j] )
noCollision = false;
// If the item is unique, add it
if ( noCollision )
result.push( second[i] );
continue DupCheck;
// The item is unique, add it
result.push( second[i] );
}
return result;