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No need for Object.getPrototypeOf().

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Simply point _filtering directly at the original object.
This commit is contained in:
Jürg Lehni 2013-10-19 12:08:04 +02:00
parent d59ed6d7c0
commit 49a8ea24af
1 changed files with 4 additions and 4 deletions
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8
src/core/Base.js
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@ -78,7 +78,7 @@ Base.inject(/** @lends Base# */{
// If props is a filtering object, we need to execute hasOwnProperty
// on the original object (it's parent / prototype). See _filtered
// inheritance trick in the argument reading code.
var orig = props._filtering ? Object.getPrototypeOf(props) : props;
var orig = props._filtering || props;
for (var key in orig) {
if (key in this && orig.hasOwnProperty(key)
&& (!exclude || !exclude[key])) {
@ -263,9 +263,9 @@ Base.inject(/** @lends Base# */{
var filtered = list._filtered;
if (!filtered) {
filtered = list._filtered = Base.create(list[0]);
// Mark as _filtering so Base#_set() can execute
// hasOwnProperty on its parent.
filtered._filtering = true;
// Point _filtering to the original so Base#_set() can
// execute hasOwnProperty on it.
filtered._filtering = list[0];
}
// delete wouldn't work since the masked parent's value would
// shine through.