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| author | Michał Gołębiowski-Owczarek <m.goleb@gmail.com> | 2019-07-29 22:06:18 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-07-29 22:06:18 +0200 |
| commit | 2d9d6d5b476b9cd1c546592817ef8e96b32e5792 (patch) | |
| tree | 8cddea99155dd643408a86172bbf25797eca4e7e /src | |
| parent | 90f78b9aab9c99ff3ffcccb1db602670e9707fa0 (diff) | |
| download | jquery-2d9d6d5b476b9cd1c546592817ef8e96b32e5792.tar.gz jquery-2d9d6d5b476b9cd1c546592817ef8e96b32e5792.zip | |
Selector: Make selector-native's isXMLDoc recognize HTML-embedded SVG
This commit also backports some jQuery.isXMLDoc tests from master so that this
behavior doesn't regress.
(partially cherry-picked from 79b74e043a4ee737d44a95094ff1184e40bd5b16)
Closes gh-4438
Ref jquery/sizzle#378
Ref jquery/sizzle#436
Diffstat (limited to 'src')
| -rw-r--r-- | src/selector-native.js | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/selector-native.js b/src/selector-native.js index da837a004..05cd8eaeb 100644 --- a/src/selector-native.js +++ b/src/selector-native.js @@ -34,6 +34,7 @@ define( [ */ var hasDuplicate, sortInput, + rhtmlSuffix = /HTML$/i, sortStable = jQuery.expando.split( "" ).sort( sortOrder ).join( "" ) === jQuery.expando, matches = documentElement.matches || documentElement.webkitMatchesSelector || @@ -200,11 +201,14 @@ jQuery.extend( { return a === bup || !!( bup && bup.nodeType === 1 && adown.contains( bup ) ); }, isXMLDoc: function( elem ) { - - // documentElement is verified for cases where it doesn't yet exist - // (such as loading iframes in IE - #4833) - var documentElement = elem && ( elem.ownerDocument || elem ).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; + var namespace = elem.namespaceURI, + documentElement = ( elem.ownerDocument || elem ).documentElement; + + // Assume HTML when documentElement doesn't yet exist, such as inside + // document fragments. + return !rhtmlSuffix.test( namespace || + documentElement && documentElement.nodeName || + "HTML" ); }, expr: { attrHandle: {}, |