28 lines
949 B
JavaScript
28 lines
949 B
JavaScript
var helperCreateTreeFunc = require('./helperCreateTreeFunc')
|
|
var each = require('./each')
|
|
|
|
function eachTreeItem (parent, obj, iterate, context, path, node, parseChildren, opts) {
|
|
var paths, nodes
|
|
each(obj, function (item, index) {
|
|
paths = path.concat(['' + index])
|
|
nodes = node.concat([item])
|
|
iterate.call(context, item, index, obj, paths, parent, nodes)
|
|
if (item && parseChildren) {
|
|
paths.push(parseChildren)
|
|
eachTreeItem(item, item[parseChildren], iterate, context, paths, nodes, parseChildren, opts)
|
|
}
|
|
})
|
|
}
|
|
|
|
/**
|
|
* 从树结构中遍历数据的键、值、路径
|
|
*
|
|
* @param {Object} obj 对象/数组
|
|
* @param {Function} iterate(item, index, items, path, parent, nodes) 回调
|
|
* @param {Object} options {children: 'children', mapChildren: 'children}
|
|
* @param {Object} context 上下文
|
|
*/
|
|
var eachTree = helperCreateTreeFunc(eachTreeItem)
|
|
|
|
module.exports = eachTree
|