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document.querySelectorAll のショートハンド関数。NodeList じゃなくて配列で返してくれます。::shadow に自前対応済み！
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| // const q = (s,r)=>[...(r||document).querySelectorAll(s)]; | |
| const q = (selector,root) => | |
| selector.split(/::shadow\s*/) | |
| .reduce((parents,selector,idx) => | |
| parents.flatMap(parent => | |
| selector=="" ? (idx==0?parent:parent.shadowRoot) : [...(idx==0?parent:parent.shadowRoot).querySelectorAll(selector)] | |
| ) | |
| , [root||document] | |
| ) |
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::shadowが深すぎて面倒なとき用の奴も作った（作り途中）https://gist.github.com/kawaz/391d03249c20286ce965e198e87ec356