cyb/src/features/studio/components/Editor/utils/utils.ts

import type { Selection } from '@milkdown/kit/prose/state';

export function isInCodeBlock(selection: Selection) {
  const { type } = selection.$from.parent;
  return type.name === 'code_block';
}

export function isInList(selection: Selection) {
  const type = selection.$from.node(selection.$from.depth - 1)?.type;
  return type?.name === 'list_item';
}

export function defIfNotExists(tagName: string, element: CustomElementConstructor) {
  if (customElements.get(tagName) == null) {
    customElements.define(tagName, element);
  }
}