bc518174
 王天杨
提交两个项目文件
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import { addUniqueItem, removeItem } from 'motion-utils';
import { compareByDepth } from './compare-by-depth.mjs';
class FlatTree {
constructor() {
this.children = [];
this.isDirty = false;
}
add(child) {
addUniqueItem(this.children, child);
this.isDirty = true;
}
remove(child) {
removeItem(this.children, child);
this.isDirty = true;
}
forEach(callback) {
this.isDirty && this.children.sort(compareByDepth);
this.isDirty = false;
this.children.forEach(callback);
}
}
export { FlatTree };
//# sourceMappingURL=flat-tree.mjs.map
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