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Add root id #29

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5 changes: 3 additions & 2 deletions dist/list-to-tree.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ const defaultOptions = {
key_parent: 'parent' ,
key_child: 'child',
empty_children: false,
root_id: 0
};

const depthKeyName = '__depth'
Expand Down Expand Up @@ -39,12 +40,12 @@ module.exports = class LTT{

options = Object.assign({}, defaultOptions, options);
this.options = options;
const { key_id, key_parent } = options;
const { key_id, key_parent , root_id} = options;

writeDepth(key_parent, key_id, _list)
sortBy(_list, depthKeyName, key_parent, key_id);

const tree = new IronTree({ [key_id]: 0 });
const tree = new IronTree({ [key_id]: root_id });
_list.forEach((item, index) => {
tree.add((parentNode) => {
return parentNode.get(key_id) === item[key_parent];
Expand Down