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24 lines
645 B
24 lines
645 B
3 years ago
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/**
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* https://github.com/afc163/array-tree-filter
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*/
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function arrayTreeFilter(data, filterFn, options) {
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options = options || {}
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options.childrenKeyName = options.childrenKeyName || 'children'
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let children = data || []
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const result = []
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let level = 0
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do {
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const foundItem = children.filter(function(item) {
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return filterFn(item, level)
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})[0]
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if (!foundItem) {
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break
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}
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result.push(foundItem)
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children = foundItem[options.childrenKeyName] || []
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level += 1
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} while (children.length > 0)
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return result
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}
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export default arrayTreeFilter
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