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Landing pull request 550. IE6,7,8 cannot use cached fragments from unknown elems. Fixes #10501.

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More Details:
- https://github.com/jquery/jquery/pull/550
- http://bugs.jquery.com/ticket/10501
This commit is contained in:
timmywil 2011-10-23 16:07:07 -04:00
parent 516f3cd7b5
commit f3a4d261ec
3 changed files with 32 additions and 15 deletions
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28
src/manipulation.js
View File

@ -1,23 +1,22 @@
(function( jQuery ) {
function createSafeFragment( document ) {
var nodeNames = (
"abbr article aside audio canvas datalist details figcaption figure footer " +
"header hgroup mark meter nav output progress section summary time video"
).split( " " ),
var list = nodeNames.split( " " ),
safeFrag = document.createDocumentFragment();
if ( safeFrag.createElement ) {
while ( nodeNames.length ) {
while ( list.length ) {
safeFrag.createElement(
nodeNames.pop()
list.pop()
);
}
}
return safeFrag;
}
var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
var nodeNames = "abbr article aside audio canvas datalist details figcaption figure footer " +
"header hgroup mark meter nav output progress section summary time video",
rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
rleadingWhitespace = /^\s+/,
rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
rtagName = /<([\w:]+)/,
@ -25,6 +24,7 @@ var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
rhtml = /<|&#?\w+;/,
rnoInnerhtml = /<(?:script|style)/i,
rnocache = /<(?:script|object|embed|option|style)/i,
rnoshimcache = new RegExp("<(?:" + nodeNames.replace(" ", "|") + ")", "i"),
// checked="checked" or checked
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
rscriptType = /\/(java|ecma)script/i,
@ -456,7 +456,8 @@ function cloneFixAttributes( src, dest ) {
}
jQuery.buildFragment = function( args, nodes, scripts ) {
var fragment, cacheable, cacheresults, doc;
var fragment, cacheable, cacheresults, doc,
first = args[ 0 ];
// nodes may contain either an explicit document object,
// a jQuery collection or context object.
@ -476,12 +477,15 @@ jQuery.buildFragment = function( args, nodes, scripts ) {
// Cloning options loses the selected state, so don't cache them
// IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
// Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 && doc === document &&
args[0].charAt(0) === "<" && !rnocache.test( args[0] ) && (jQuery.support.checkClone || !rchecked.test( args[0] )) ) {
// Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501
if ( args.length === 1 && typeof first === "string" && first.length < 512 && doc === document &&
first.charAt(0) === "<" && !rnocache.test( first ) &&
(jQuery.support.checkClone || !rchecked.test( first )) &&
(!jQuery.support.unknownElems && rnoshimcache.test( first )) ) {
cacheable = true;
cacheresults = jQuery.fragments[ args[0] ];
cacheresults = jQuery.fragments[ first ];
if ( cacheresults && cacheresults !== 1 ) {
fragment = cacheresults;
}
@ -493,7 +497,7 @@ jQuery.buildFragment = function( args, nodes, scripts ) {
}
if ( cacheable ) {
jQuery.fragments[ args[0] ] = cacheresults ? fragment : 1;
jQuery.fragments[ first ] = cacheresults ? fragment : 1;
}
return { fragment: fragment, cacheable: cacheable };

3
test/data/testsuite.css
View File

@ -123,3 +123,6 @@ body, div { background: url(http://static.jquery.com/files/rocker/images/logo_jq
/* #6652 REMOVE FILTER:ALPHA(OPACITY=100) AFTER ANIMATION */
#t6652 div { filter: alpha(opacity=50); }
/* #10501 */
section { background:#f0f; display:block; }

14
test/unit/manipulation.js
View File

@ -472,8 +472,18 @@ test("append HTML5 sectioning elements (Bug #6485)", function () {
var article = jQuery("article"),
aside = jQuery("aside");
equal( article.css("fontSize"), "10px", 'HTML5 elements are styleable');
equal( aside.length, 1, 'HTML5 elements do not collapse their children')
equal( article.css("fontSize"), "10px", "HTML5 elements are styleable");
equal( aside.length, 1, "HTML5 elements do not collapse their children")
});
test("HTML5 Elements inherit styles from style rules (Bug #10501)", function () {
expect(1);
jQuery("#qunit-fixture").append("<article id='article'></article>");
jQuery("#article").append("<section>This section should have a pink background.</section>");
// In IE, the missing background color will claim its value is "transparent"
notEqual( jQuery("section").css("background-color"), "transparent", "HTML5 elements inherit styles");
});
test("clone() (#6485)", function () {