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How to use attachShadowFromTemplate method in wpt

Best JavaScript code snippet using wpt

shadow-dom.js

Source:shadow-dom.js

...14  }15}16function createTestTree(node) {17  let ids = {};18  function attachShadowFromTemplate(template) {19    let parent = template.parentNode;20    parent.removeChild(template);21    let shadowRoot;22    if (template.getAttribute('data-mode') === 'v0') {23      // For legacy Shadow DOM24      shadowRoot = parent.createShadowRoot();25    } else {26      shadowRoot = parent.attachShadow({mode: template.getAttribute('data-mode')});27    }28    let id = template.id;29    if (id) {30      shadowRoot.id = id;31      ids[id] = shadowRoot;32    }33    shadowRoot.appendChild(document.importNode(template.content, true));34    return shadowRoot;35  }36  function walk(root) {37    if (root.id) {38      ids[root.id] = root;39    }40    for (let e of Array.from(root.querySelectorAll('[id]'))) {41      ids[e.id] = e;42    }43    for (let e of Array.from(root.querySelectorAll('template'))) {44      walk(attachShadowFromTemplate(e));45    }46  }47  walk(node.cloneNode(true));48  return ids;49}50function dispatchEventWithLog(nodes, target, event) {51  function labelFor(e) {52    return e.id || e.tagName;53  }54  let log = [];55  let attachedNodes = [];56  for (let label in nodes) {57    let startingNode = nodes[label];58    for (let node = startingNode; node; node = node.parentNode) {...

Using AI Code Generation

1var template = document.querySelector('template');2var div = document.querySelector('#div1');3div.attachShadowFromTemplate(template);4var template = document.querySelector('template');5var div = document.querySelector('#div1');6div.attachShadowFromTemplate(template);

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