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/************************************************************************/
/******/({

    /***/ 127:
    /***/ (function (module, __webpack_exports__, __webpack_require__) {

        "use strict";
        __webpack_require__.r(__webpack_exports__);

// EXTERNAL MODULE: external "element-ui/lib/utils/util"
        var util_ = __webpack_require__(3);

// CONCATENATED MODULE: ./packages/table/src/config.js


        var cellStarts = {
            default: {
                order: ''
            },
            selection: {
                width: 48,
                minWidth: 48,
                realWidth: 48,
                order: '',
                className: 'el-table-column--selection'
            },
            expand: {
                width: 48,
                minWidth: 48,
                realWidth: 48,
                order: ''
            },
            index: {
                width: 48,
                minWidth: 48,
                realWidth: 48,
                order: ''
            }
        };

// 这些选项不应该被覆盖
        var cellForced = {
            selection: {
                renderHeader: function renderHeader(h, _ref) {
                    var store = _ref.store;

                    return h('el-checkbox', {
                        attrs: {
                            disabled: store.states.data && store.states.data.length === 0,
                            indeterminate: store.states.selection.length > 0 && !this.isAllSelected,

                            value: this.isAllSelected
                        },
                        nativeOn: {
                            'click': this.toggleAllSelection
                        }
                    });
                },
                renderCell: function renderCell(h, _ref2) {
                    var row = _ref2.row,
                        column = _ref2.column,
                        store = _ref2.store,
                        $index = _ref2.$index;

                    return h('el-checkbox', {
                        nativeOn: {
                            'click': function click(event) {
                                return event.stopPropagation();
                            }
                        },
                        attrs: {
                            value: store.isSelected(row),
                            disabled: column.selectable ? !column.selectable.call(null, row, $index) : false
                        },
                        on: {
                            'input': function input() {
                                store.commit('rowSelectedChanged', row);
                            }
                        }
                    });
                },
                sortable: false,
                resizable: false
            },
            index: {
                renderHeader: function renderHeader(h, _ref3) {
                    var column = _ref3.column;

                    return column.label || '#';
                },
                renderCell: function renderCell(h, _ref4) {
                    var $index = _ref4.$index,
                        column = _ref4.column;

                    var i = $index + 1;
                    var index = column.index;

                    if (typeof index === 'number') {
                        i = $index + index;
                    } else if (typeof index === 'function') {
                        i = index($index);
                    }

                    return h('div', [i]);
                },
                sortable: false
            },
            expand: {
                renderHeader: function renderHeader(h, _ref5) {
                    var column = _ref5.column;

                    return column.label || '';
                },
                renderCell: function renderCell(h, _ref6) {
                    var row = _ref6.row,
                        store = _ref6.store;

                    var classes = ['el-table__expand-icon'];
                    if (store.states.expandRows.indexOf(row) > -1) {
                        classes.push('el-table__expand-icon--expanded');
                    }
                    var callback = function callback(e) {
                        e.stopPropagation();
                        store.toggleRowExpansion(row);
                    };
                    return h(
                        'div',
                        {
                            'class': classes,
                            on: {
                                'click': callback
                            }
                        },
                        [h('i', {'class': 'el-icon el-icon-arrow-right'})]
                    );
                },
                sortable: false,
                resizable: false,
                className: 'el-table__expand-column'
            }
        };

        function defaultRenderCell(h, _ref7) {
            var row = _ref7.row,
                column = _ref7.column,
                $index = _ref7.$index;

            var property = column.property;
            var value = property && Object(util_["getPropByPath"])(row, property).v;
            if (column && column.formatter) {
                return column.formatter(row, column, value, $index);
            }
            return value;
        }

        function treeCellPrefix(h, _ref8) {
            var row = _ref8.row,
                treeNode = _ref8.treeNode,
                store = _ref8.store;

            if (!treeNode) return null;
            var ele = [];
            var callback = function callback(e) {
                e.stopPropagation();
                store.loadOrToggle(row);
            };
            if (treeNode.indent) {
                ele.push(h('span', {'class': 'el-table__indent', style: {'padding-left': treeNode.indent + 'px'}}));
            }
            if (typeof treeNode.expanded === 'boolean' && !treeNode.noLazyChildren) {
                var expandClasses = ['el-table__expand-icon', treeNode.expanded ? 'el-table__expand-icon--expanded' : ''];
                var iconClasses = ['el-icon-arrow-right'];
                if (treeNode.loading) {
                    iconClasses = ['el-icon-loading'];
                }
                ele.push(h(
                    'div',
                    {
                        'class': expandClasses,
                        on: {
                            'click': callback
                        }
                    },
                    [h('i', {'class': iconClasses})]
                ));
            } else {
                ele.push(h('span', {'class': 'el-table__placeholder'}));
            }
            return ele;
        }

// EXTERNAL MODULE: ./packages/table/src/util.js
        var util = __webpack_require__(8);

// EXTERNAL MODULE: external "element-ui/lib/checkbox"
        var checkbox_ = __webpack_require__(17);
        var checkbox_default = /*#__PURE__*/__webpack_require__.n(checkbox_);

// CONCATENATED MODULE: ./packages/table/src/table-column.js
        var _extends = Object.assign || function (target) {
            for (var i = 1; i < arguments.length; i++) {
                var source = arguments[i];
                for (var key in source) {
                    if (Object.prototype.hasOwnProperty.call(source, key)) {
                        target[key] = source[key];
                    }
                }
            }
            return target;
        };


        var columnIdSeed = 1;

        /* harmony default export */
        var table_column = ({
            name: 'ElTableColumn',

            props: {
                type: {
                    type: String,
                    default: 'default'
                },
                label: String,
                className: String,
                labelClassName: String,
                property: String,
                prop: String,
                width: {},
                minWidth: {},
                renderHeader: Function,
                sortable: {
                    type: [Boolean, String],
                    default: false
                },
                sortMethod: Function,
                sortBy: [String, Function, Array],
                resizable: {
                    type: Boolean,
                    default: true
                },
                columnKey: String,
                align: String,
                headerAlign: String,
                showTooltipWhenOverflow: Boolean,
                showOverflowTooltip: Boolean,
                fixed: [Boolean, String],
                formatter: Function,
                selectable: Function,
                reserveSelection: Boolean,
                filterMethod: Function,
                filteredValue: Array,
                filters: Array,
                filterPlacement: String,
                filterMultiple: {
                    type: Boolean,
                    default: true
                },
                index: [Number, Function],
                sortOrders: {
                    type: Array,
                    default: function _default() {
                        return ['ascending', 'descending', null];
                    },
                    validator: function validator(val) {
                        return val.every(function (order) {
                            return ['ascending', 'descending', null].indexOf(order) > -1;
                        });
                    }
                }
            },

            data: function data() {
                return {
                    isSubColumn: false,
                    columns: []
                };
            },


            computed: {
                owner: function owner() {
                    var parent = this.$parent;
                    while (parent && !parent.tableId) {
                        parent = parent.$parent;
                    }
                    return parent;
                },
                columnOrTableParent: function columnOrTableParent() {
                    var parent = this.$parent;
                    while (parent && !parent.tableId && !parent.columnId) {
                        parent = parent.$parent;
                    }
                    return parent;
                },
                realWidth: function realWidth() {
                    return Object(util["l" /* parseWidth */])(this.width);
                },
                realMinWidth: function realMinWidth() {
                    return Object(util["k" /* parseMinWidth */])(this.minWidth);
                },
                realAlign: function realAlign() {
                    return this.align ? 'is-' + this.align : null;
                },
                realHeaderAlign: function realHeaderAlign() {
                    return this.headerAlign ? 'is-' + this.headerAlign : this.realAlign;
                }
            },

            methods: {
                getPropsData: function getPropsData() {
                    var _this = this;

                    for (var _len = arguments.length, props = Array(_len), _key = 0; _key < _len; _key++) {
                        props[_key] = arguments[_key];
                    }

                    return props.reduce(function (prev, cur) {
                        if (Array.isArray(cur)) {
                            cur.forEach(function (key) {
                                prev[key] = _this[key];
                            });
                        }
                        return prev;
                    }, {});
                },
                getColumnElIndex: function getColumnElIndex(children, child) {
                    return [].indexOf.call(children, child);
                },
                setColumnWidth: function setColumnWidth(column) {
                    if (this.realWidth) {
                        column.width = this.realWidth;
                    }
                    if (this.realMinWidth) {
                        column.minWidth = this.realMinWidth;
                    }
                    if (!column.minWidth) {
                        column.minWidth = 80;
                    }
                    column.realWidth = column.width === undefined ? column.minWidth : column.width;
                    return column;
                },
                setColumnForcedProps: function setColumnForcedProps(column) {
                    // 对于特定类型的 column，某些属性不允许设置
                    var type = column.type;
                    var source = cellForced[type] || {};
                    Object.keys(source).forEach(function (prop) {
                        var value = source[prop];
                        if (value !== undefined) {
                            column[prop] = prop === 'className' ? column[prop] + ' ' + value : value;
                        }
                    });
                    return column;
                },
                setColumnRenders: function setColumnRenders(column) {
                    var _this2 = this;

                    var h = this.$createElement;

                    var specialTypes = Object.keys(cellForced);
                    // renderHeader 属性不推荐使用。
                    if (this.renderHeader) {
                        console.warn('[Element Warn][TableColumn]Comparing to render-header, scoped-slot header is easier to use. We recommend users to use scoped-slot header.');
                    } else if (specialTypes.indexOf(column.type) === -1) {
                        column.renderHeader = function (h, scope) {
                            var renderHeader = _this2.$scopedSlots.header;
                            return renderHeader ? renderHeader(scope) : column.label;
                        };
                    }

                    var originRenderCell = column.renderCell;
                    // TODO: 这里的实现调整
                    if (column.type === 'expand') {
                        // 对于展开行，renderCell 不允许配置的。在上一步中已经设置过，这里需要简单封装一下。
                        column.renderCell = function (h, data) {
                            return h(
                                'div',
                                {'class': 'cell'},
                                [originRenderCell(h, data)]
                            );
                        };
                        this.owner.renderExpanded = function (h, data) {
                            return _this2.$scopedSlots.default ? _this2.$scopedSlots.default(data) : _this2.$slots.default;
                        };
                    } else {
                        originRenderCell = originRenderCell || defaultRenderCell;
                        // 对 renderCell 进行包装
                        column.renderCell = function (h, data) {
                            var children = null;
                            if (_this2.$scopedSlots.default) {
                                children = _this2.$scopedSlots.default(data);
                            } else {
                                children = originRenderCell(h, data);
                            }
                            var prefix = treeCellPrefix(h, data);
                            var props = {
                                class: 'cell',
                                style: {}
                            };
                            if (column.showOverflowTooltip) {
                                props.class += ' el-tooltip';
                                props.style = {width: (data.column.realWidth || data.column.width) - 1 + 'px'};
                            }
                            return h(
                                'div',
                                props,
                                [prefix, children]
                            );
                        };
                    }
                    return column;
                },
                registerNormalWatchers: function registerNormalWatchers() {
                    var _this3 = this;

                    var props = ['label', 'property', 'filters', 'filterMultiple', 'sortable', 'index', 'formatter', 'className', 'labelClassName', 'showOverflowTooltip'];
                    // 一些属性具有别名
                    var aliases = {
                        prop: 'property',
                        realAlign: 'align',
                        realHeaderAlign: 'headerAlign',
                        realWidth: 'width'
                    };
                    var allAliases = props.reduce(function (prev, cur) {
                        prev[cur] = cur;
                        return prev;
                    }, aliases);

                    Object.keys(allAliases).forEach(function (key) {
                        var columnKey = aliases[key];

                        _this3.$watch(key, function (newVal) {
                            _this3.columnConfig[columnKey] = newVal;
                        });
                    });
                },
                registerComplexWatchers: function registerComplexWatchers() {
                    var _this4 = this;

                    var props = ['fixed'];
                    var aliases = {
                        realWidth: 'width',
                        realMinWidth: 'minWidth'
                    };
                    var allAliases = props.reduce(function (prev, cur) {
                        prev[cur] = cur;
                        return prev;
                    }, aliases);

                    Object.keys(allAliases).forEach(function (key) {
                        var columnKey = aliases[key];

                        _this4.$watch(key, function (newVal) {
                            _this4.columnConfig[columnKey] = newVal;
                            var updateColumns = columnKey === 'fixed';
                            _this4.owner.store.scheduleLayout(updateColumns);
                        });
                    });
                }
            },

            components: {
                ElCheckbox: checkbox_default.a
            },

            beforeCreate: function beforeCreate() {
                this.row = {};
                this.column = {};
                this.$index = 0;
                this.columnId = '';
            },
            created: function created() {
                var parent = this.columnOrTableParent;
                this.isSubColumn = this.owner !== parent;
                this.columnId = (parent.tableId || parent.columnId) + '_column_' + columnIdSeed++;

                var type = this.type || 'default';
                var sortable = this.sortable === '' ? true : this.sortable;
                var defaults = _extends({}, cellStarts[type], {
                    id: this.columnId,
                    type: type,
                    property: this.prop || this.property,
                    align: this.realAlign,
                    headerAlign: this.realHeaderAlign,
                    showOverflowTooltip: this.showOverflowTooltip || this.showTooltipWhenOverflow,
                    // filter 相关属性
                    filterable: this.filters || this.filterMethod,
                    filteredValue: [],
                    filterPlacement: '',
                    isColumnGroup: false,
                    filterOpened: false,
                    // sort 相关属性
                    sortable: sortable,
                    // index 列
                    index: this.index
                });

                var basicProps = ['columnKey', 'label', 'className', 'labelClassName', 'type', 'renderHeader', 'formatter', 'fixed', 'resizable'];
                var sortProps = ['sortMethod', 'sortBy', 'sortOrders'];
                var selectProps = ['selectable', 'reserveSelection'];
                var filterProps = ['filterMethod', 'filters', 'filterMultiple', 'filterOpened', 'filteredValue', 'filterPlacement'];

                var column = this.getPropsData(basicProps, sortProps, selectProps, filterProps);
                column = Object(util["h" /* mergeOptions */])(defaults, column);

                // 注意 compose 中函数执行的顺序是从右到左
                var chains = Object(util["a" /* compose */])(this.setColumnRenders, this.setColumnWidth, this.setColumnForcedProps);
                column = chains(column);

                this.columnConfig = column;

                // 注册 watcher
                this.registerNormalWatchers();
                this.registerComplexWatchers();
            },
            mounted: function mounted() {
                var owner = this.owner;
                var parent = this.columnOrTableParent;
                var children = this.isSubColumn ? parent.$el.children : parent.$refs.hiddenColumns.children;
                var columnIndex = this.getColumnElIndex(children, this.$el);

                owner.store.commit('insertColumn', this.columnConfig, columnIndex, this.isSubColumn ? parent.columnConfig : null);
            },
            destroyed: function destroyed() {
                if (!this.$parent) return;
                var parent = this.$parent;
                this.owner.store.commit('removeColumn', this.columnConfig, this.isSubColumn ? parent.columnConfig : null);
            },
            render: function render(h) {
                // slots 也要渲染，需要计算合并表头
                return h('div', this.$slots.default);
            }
        });
// CONCATENATED MODULE: ./packages/table-column/index.js


        /* istanbul ignore next */
        table_column.install = function (Vue) {
            Vue.component(table_column.name, table_column);
        };

        /* harmony default export */
        var packages_table_column = __webpack_exports__["default"] = (table_column);

        /***/
    }),

    /***/ 17:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/checkbox");

        /***/
    }),

    /***/ 3:
    /***/ (function (module, exports) {

        module.exports = require("element-ui/lib/utils/util");

        /***/
    }),

    /***/ 8:
    /***/ (function (module, __webpack_exports__, __webpack_require__) {

        "use strict";
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "b", function () {
            return getCell;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "i", function () {
            return orderBy;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "d", function () {
            return getColumnById;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "e", function () {
            return getColumnByKey;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "c", function () {
            return getColumnByCell;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "g", function () {
            return getRowIdentity;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "f", function () {
            return getKeysMap;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "h", function () {
            return mergeOptions;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "l", function () {
            return parseWidth;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "k", function () {
            return parseMinWidth;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "j", function () {
            return parseHeight;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "a", function () {
            return compose;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "m", function () {
            return toggleRowStatus;
        });
        /* harmony export (binding) */
        __webpack_require__.d(__webpack_exports__, "n", function () {
            return walkTreeNode;
        });
        /* harmony import */
        var element_ui_src_utils_util__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(3);
        /* harmony import */
        var element_ui_src_utils_util__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(element_ui_src_utils_util__WEBPACK_IMPORTED_MODULE_0__);
        var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
            return typeof obj;
        } : function (obj) {
            return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
        };


        var getCell = function getCell(event) {
            var cell = event.target;

            while (cell && cell.tagName.toUpperCase() !== 'HTML') {
                if (cell.tagName.toUpperCase() === 'TD') {
                    return cell;
                }
                cell = cell.parentNode;
            }

            return null;
        };

        var isObject = function isObject(obj) {
            return obj !== null && (typeof obj === 'undefined' ? 'undefined' : _typeof(obj)) === 'object';
        };

        var orderBy = function orderBy(array, sortKey, reverse, sortMethod, sortBy) {
            if (!sortKey && !sortMethod && (!sortBy || Array.isArray(sortBy) && !sortBy.length)) {
                return array;
            }
            if (typeof reverse === 'string') {
                reverse = reverse === 'descending' ? -1 : 1;
            } else {
                reverse = reverse && reverse < 0 ? -1 : 1;
            }
            var getKey = sortMethod ? null : function (value, index) {
                if (sortBy) {
                    if (!Array.isArray(sortBy)) {
                        sortBy = [sortBy];
                    }
                    return sortBy.map(function (by) {
                        if (typeof by === 'string') {
                            return Object(element_ui_src_utils_util__WEBPACK_IMPORTED_MODULE_0__["getValueByPath"])(value, by);
                        } else {
                            return by(value, index, array);
                        }
                    });
                }
                if (sortKey !== '$key') {
                    if (isObject(value) && '$value' in value) value = value.$value;
                }
                return [isObject(value) ? Object(element_ui_src_utils_util__WEBPACK_IMPORTED_MODULE_0__["getValueByPath"])(value, sortKey) : value];
            };
            var compare = function compare(a, b) {
                if (sortMethod) {
                    return sortMethod(a.value, b.value);
                }
                for (var i = 0, len = a.key.length; i < len; i++) {
                    if (a.key[i] < b.key[i]) {
                        return -1;
                    }
                    if (a.key[i] > b.key[i]) {
                        return 1;
                    }
                }
                return 0;
            };
            return array.map(function (value, index) {
                return {
                    value: value,
                    index: index,
                    key: getKey ? getKey(value, index) : null
                };
            }).sort(function (a, b) {
                var order = compare(a, b);
                if (!order) {
                    // make stable https://en.wikipedia.org/wiki/Sorting_algorithm#Stability
                    order = a.index - b.index;
                }
                return order * reverse;
            }).map(function (item) {
                return item.value;
            });
        };

        var getColumnById = function getColumnById(table, columnId) {
            var column = null;
            table.columns.forEach(function (item) {
                if (item.id === columnId) {
                    column = item;
                }
            });
            return column;
        };

        var getColumnByKey = function getColumnByKey(table, columnKey) {
            var column = null;
            for (var i = 0; i < table.columns.length; i++) {
                var item = table.columns[i];
                if (item.columnKey === columnKey) {
                    column = item;
                    break;
                }
            }
            return column;
        };

        var getColumnByCell = function getColumnByCell(table, cell) {
            var matches = (cell.className || '').match(/el-table_[^\s]+/gm);
            if (matches) {
                return getColumnById(table, matches[0]);
            }
            return null;
        };

        var getRowIdentity = function getRowIdentity(row, rowKey) {
            if (!row) throw new Error('row is required when get row identity');
            if (typeof rowKey === 'string') {
                if (rowKey.indexOf('.') < 0) {
                    return row[rowKey];
                }
                var key = rowKey.split('.');
                var current = row;
                for (var i = 0; i < key.length; i++) {
                    current = current[key[i]];
                }
                return current;
            } else if (typeof rowKey === 'function') {
                return rowKey.call(null, row);
            }
        };

        var getKeysMap = function getKeysMap(array, rowKey) {
            var arrayMap = {};
            (array || []).forEach(function (row, index) {
                arrayMap[getRowIdentity(row, rowKey)] = {row: row, index: index};
            });
            return arrayMap;
        };

        function hasOwn(obj, key) {
            return Object.prototype.hasOwnProperty.call(obj, key);
        }

        function mergeOptions(defaults, config) {
            var options = {};
            var key = void 0;
            for (key in defaults) {
                options[key] = defaults[key];
            }
            for (key in config) {
                if (hasOwn(config, key)) {
                    var value = config[key];
                    if (typeof value !== 'undefined') {
                        options[key] = value;
                    }
                }
            }
            return options;
        }

        function parseWidth(width) {
            if (width !== undefined) {
                width = parseInt(width, 10);
                if (isNaN(width)) {
                    width = null;
                }
            }
            return width;
        }

        function parseMinWidth(minWidth) {
            if (typeof minWidth !== 'undefined') {
                minWidth = parseWidth(minWidth);
                if (isNaN(minWidth)) {
                    minWidth = 80;
                }
            }
            return minWidth;
        }

        function parseHeight(height) {
            if (typeof height === 'number') {
                return height;
            }
            if (typeof height === 'string') {
                if (/^\d+(?:px)?$/.test(height)) {
                    return parseInt(height, 10);
                } else {
                    return height;
                }
            }
            return null;
        }

// https://github.com/reduxjs/redux/blob/master/src/compose.js
        function compose() {
            for (var _len = arguments.length, funcs = Array(_len), _key = 0; _key < _len; _key++) {
                funcs[_key] = arguments[_key];
            }

            if (funcs.length === 0) {
                return function (arg) {
                    return arg;
                };
            }
            if (funcs.length === 1) {
                return funcs[0];
            }
            return funcs.reduce(function (a, b) {
                return function () {
                    return a(b.apply(undefined, arguments));
                };
            });
        }

        function toggleRowStatus(statusArr, row, newVal) {
            var changed = false;
            var index = statusArr.indexOf(row);
            var included = index !== -1;

            var addRow = function addRow() {
                statusArr.push(row);
                changed = true;
            };
            var removeRow = function removeRow() {
                statusArr.splice(index, 1);
                changed = true;
            };

            if (typeof newVal === 'boolean') {
                if (newVal && !included) {
                    addRow();
                } else if (!newVal && included) {
                    removeRow();
                }
            } else {
                if (included) {
                    removeRow();
                } else {
                    addRow();
                }
            }
            return changed;
        }

        function walkTreeNode(root, cb) {
            var childrenKey = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 'children';
            var lazyKey = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : 'hasChildren';

            var isNil = function isNil(array) {
                return !(Array.isArray(array) && array.length);
            };

            function _walker(parent, children, level) {
                cb(parent, children, level);
                children.forEach(function (item) {
                    if (item[lazyKey]) {
                        cb(item, null, level + 1);
                        return;
                    }
                    var children = item[childrenKey];
                    if (!isNil(children)) {
                        _walker(item, children, level + 1);
                    }
                });
            }

            root.forEach(function (item) {
                if (item[lazyKey]) {
                    cb(item, null, 0);
                    return;
                }
                var children = item[childrenKey];
                if (!isNil(children)) {
                    _walker(item, children, 0);
                }
            });
        }

        /***/
    })

    /******/
});