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path: root/packages/renderers/renderer-lit/client-shim.js
blob: e9cf1aecf1afa77a2b1075d3220132cf49b77040 (plain) (blame)
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async function polyfill() {
	const { hydrateShadowRoots } = await import(
		'@webcomponents/template-shadowroot/template-shadowroot.js'
	);
	hydrateShadowRoots(document.body);
}

const polyfillCheckEl = new DOMParser()
	.parseFromString(`<p><template shadowroot="open"></template></p>`, 'text/html', {
		includeShadowRoots: true,
	})
	.querySelector('p');

if (!polyfillCheckEl || !polyfillCheckEl.shadowRoot) {
	polyfill();
}