@vivliostyle/vfm/lib/plugins/attr.js

Custom Markdown syntax specialized in book authoring.

import attr from 'remark-attr';
export const mdast = [
    attr,
    {
        enableAtxHeaderInline: true,
        scope: 'permissive',
        elements: [
            'link',
            'atxHeading',
            'strong',
            'emphasis',
            'code',
            'deletion',
            'reference',
            'footnoteCall',
            'autoLink',
            'fencedCode',
        ],
    },
];