39 lines
839 B
JavaScript
39 lines
839 B
JavaScript
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export function walk(el, callback) {
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if (typeof ShadowRoot === 'function' && el instanceof ShadowRoot) {
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Array.from(el.children).forEach(el => walk(el, callback))
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return
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}
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let skip = false
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callback(el, () => skip = true)
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if (skip) return
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let node = el.firstElementChild
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while (node) {
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walk(node, callback, false)
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node = node.nextElementSibling
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}
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}
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// export function walk(el, callback) {
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// if (el instanceof ShadowRoot || el instanceof DocumentFragment) {
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// Array.from(el.children).forEach(el => walk(el, callback))
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// return
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// }
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// callback(el, () => {
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// let node = el.firstElementChild
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// while (node) {
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// walk(node, callback)
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// node = node.nextElementSibling
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// }
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// })
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// }
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