@alauda/doom/lib/remark-lint/list-table-introduction.js

Doctor Doom making docs.

import { lintRule } from 'unified-lint-rule';
import { visitParents } from 'unist-util-visit-parents';
export const listTableIntroduction = lintRule('doom-lint:list-table-introduction', (root, vfile) => {
    visitParents(root, ['list', 'table'], (node_, parents) => {
        const node = node_;
        const parent = parents[parents.length - 1];
        const index = parent.children.indexOf(node);
        const prevSibling = parent.children[index - 1];
        // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
        if (!prevSibling || prevSibling.type === 'heading') {
            vfile.message(`There should be some introductory text before ${node.type}s`, {
                ancestors: [...parents, node],
                place: node.position,
            });
        }
    });
});