prosemirror-flat-list/src/utils/in-collapsed-list.ts

Powerful list support for ProseMirror

import type { ResolvedPos } from 'prosemirror-model'

import type { ListAttributes } from '../types'

import { isListNode } from './is-list-node'

export function inCollapsedList($pos: ResolvedPos): boolean {
  for (let depth = $pos.depth; depth >= 0; depth--) {
    const node = $pos.node(depth)
    if (isListNode(node)) {
      const attrs = node.attrs as ListAttributes
      if (attrs.collapsed) {
        return true
      }
    }
  }
  return false
}