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| author | Richard Gibson <richard.gibson@gmail.com> | 2013-04-20 11:40:27 -0400 |
|---|---|---|
| committer | Richard Gibson <richard.gibson@gmail.com> | 2013-04-20 11:49:44 -0400 |
| commit | 4f786ba4d2a5544cb48f589d2659d6cab84efc34 (patch) | |
| tree | 38da945198bae993d2d9d8527d2bf5107efc5ad9 /src/traversing.js | |
| parent | 85b3c82445d9e88c6e747a33ad97f5f9e35a7d35 (diff) | |
| download | jquery-4f786ba4d2a5544cb48f589d2659d6cab84efc34.tar.gz jquery-4f786ba4d2a5544cb48f589d2659d6cab84efc34.zip | |
Fix #13797: .is with single-node context
Diffstat (limited to 'src/traversing.js')
| -rw-r--r-- | src/traversing.js | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/traversing.js b/src/traversing.js index 4a274806e..a9c9c9796 100644 --- a/src/traversing.js +++ b/src/traversing.js @@ -58,14 +58,16 @@ jQuery.fn.extend({ }, is: function( selector ) { - return !!selector && ( - typeof selector === "string" ? - // If this is a positional/relative selector, check membership in the returned set - // so $("p:first").is("p:last") won't return true for a doc with two "p". - rneedsContext.test( selector ) ? - jQuery( selector, this.context ).index( this[0] ) >= 0 : - jQuery.filter( selector, this ).length > 0 : - this.filter( selector ).length > 0 ); + return !!winnow( + this, + + // If this is a positional/relative selector, check membership in the returned set + // so $("p:first").is("p:last") won't return true for a doc with two "p". + typeof selector === "string" && rneedsContext.test( selector ) ? + jQuery( selector ) : + selector || [], + false + ).length; }, closest: function( selectors, context ) { |