Function transform

lib/index.js:359–409

@type {BuildVisitor }

(node, index, parent)

  /** @type {BuildVisitor<Root>} */
  function transform(node, index, parent) {
    if (node.type === 'raw' && parent && typeof index === 'number') {
      if (skipHtml) {
        parent.children.splice(index, 1)
      } else {
        parent.children[index] = {type: 'text', value: node.value}
      }

      return index
    }

    if (node.type === 'element') {
      /** @type {string} */
      let key

      for (key in urlAttributes) {
        if (
          Object.hasOwn(urlAttributes, key) &&
          Object.hasOwn(node.properties, key)
        ) {
          const value = node.properties[key]
          const test = urlAttributes[key]
          if (test === null || test.includes(node.tagName)) {
            node.properties[key] = urlTransform(String(value || ''), key, node)
          }
        }
      }
    }

    if (node.type === 'element') {
      let remove = allowedElements
        ? !allowedElements.includes(node.tagName)
        : disallowedElements
          ? disallowedElements.includes(node.tagName)
          : false

      if (!remove && allowElement && typeof index === 'number') {
        remove = !allowElement(node, index, parent)
      }

      if (remove && parent && typeof index === 'number') {
        if (unwrapDisallowed && node.children) {
          parent.children.splice(index, 1, ...node.children)
        } else {
          parent.children.splice(index, 1)
        }

        return index
      }
    }
  }
}

/**