@atlaskit/editor-plugin-list/dist/es2019/pm-plugins/utils/mark.js

List plugin for @atlaskit/editor-core

import { expValEquals } from '@atlaskit/tmp-editor-statsig/exp-val-equals';
const listContainerTypes = new Set(['bulletList', 'orderedList']);

/**
 * When wrapping in a list, the paragraph's direct parent will be listItem,
 * not the list container itself. For fontSize marks, resolve to listItem
 * so mark compatibility is checked against the actual parent.
 */
const resolveEffectiveParentType = newParentType => {
  if (newParentType && listContainerTypes.has(newParentType.name) && expValEquals('platform_editor_small_font_size', 'isEnabled', true)) {
    return newParentType.schema.nodes.listItem;
  }
  return newParentType;
};
const isMarkDisallowed = (mark, parent, effectiveParentType) => !(parent !== null && parent !== void 0 && parent.type.allowsMarkType(mark.type)) || effectiveParentType && !effectiveParentType.allowsMarkType(mark.type);
export const sanitiseMarksInSelection = (tr, newParentType) => {
  const {
    from,
    to
  } = tr.selection;
  const nodesSanitized = [];
  tr.doc.nodesBetween(from, to, (node, pos, parent) => {
    if (node.isText) {
      return false;
    }
    // Skip expands and layouts if they are outside selection
    // but continue to iterate over their children.
    if (['expand', 'layoutSection'].includes(node.type.name) && (pos < from || pos > to)) {
      return true;
    }
    node.marks.forEach(mark => {
      const effectiveParentType = resolveEffectiveParentType(newParentType);
      if (isMarkDisallowed(mark, parent, effectiveParentType)) {
        const filteredMarks = node.marks.filter(m => m.type !== mark.type);
        const position = pos > 0 ? pos : 0;
        const marksRemoved = node.marks.filter(m => m.type === mark.type);
        nodesSanitized.push({
          node,
          marksRemoved
        });
        tr.setNodeMarkup(position, undefined, node.attrs, filteredMarks);
      }
    });
  });
  return nodesSanitized;
};