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Properly initialise subtree retainers

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This commit is contained in:
Toby Zerner 2015-05-18 10:35:12 +09:30
parent 281f475d28
commit a8a2596228
1 changed files with 2 additions and 1 deletions
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3
js/lib/utils/subtree-retainer.js
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@ -13,6 +13,7 @@ export default class SubtreeRetainer {
constructor() { constructor() {
this.invalidate(); this.invalidate();
this.callbacks = [].slice.call(arguments); this.callbacks = [].slice.call(arguments);
this.old = {};
} }
retain() { retain() {
@ -32,6 +33,6 @@ export default class SubtreeRetainer {
} }
invalidate() { invalidate() {
this.old = []; this.old = {};
} }
} }