util-helpers/lib/treeToList.js

一个基于业务场景的工具方法库

'use strict';

var tslib = require('tslib');
var ut2 = require('ut2');

function treeToList(tree, childrenField) {
    var list = [];
    if (!ut2.isArray(tree)) {
        return list;
    }
    function recusion(arr) {
        arr.forEach(function (item) {
            if (ut2.isObject(item)) {
                var newItem = tslib.__assign({}, item);
                list.push(newItem);
                if (newItem[childrenField]) {
                    if (ut2.isArray(newItem[childrenField]) && newItem[childrenField].length > 0) {
                        recusion(newItem[childrenField]);
                    }
                    delete newItem[childrenField];
                }
            }
            else {
                list.push(item);
            }
        });
    }
    recusion(tree);
    return list;
}

module.exports = treeToList;