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Made jQuery.extend(true, ...) to extend recursively only 'object literal' values.

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This commit is contained in:
Robert Katic 2009-11-12 13:48:45 +08:00 • committed by John Resig
parent 990d9ca1b0
commit 93be758de9
2 changed files with 11 additions and 16 deletions
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17
src/core.js
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@ -272,19 +272,10 @@ jQuery.extend = jQuery.fn.extend = function() {
continue;
}
// Recurse if we're merging object values
if ( deep && copy && typeof copy === "object" && !copy.nodeType ) {
var clone;
if ( src ) {
clone = src;
} else if ( jQuery.isArray(copy) ) {
clone = [];
} else if ( jQuery.isObjectLiteral(copy) ) {
clone = {};
} else {
clone = copy;
}
// Recurse if we're merging object literal values
if ( deep && copy && jQuery.isObjectLiteral(copy) ) {
// Don't extend not object literals
var clone = src && jQuery.isObjectLiteral(src) ? src : {};
// Never move original objects, clone them
target[ name ] = jQuery.extend( deep, clone, copy );