nextArticle method

SummaryArticle? nextArticle(
  1. SummaryArticle article
)

Find the sibling article.

Implementation

SummaryArticle? nextArticle(SummaryArticle article) {
  final level = article.level;
  bool wasPrev = false;
  return findArticle((a) {
    if (wasPrev && a.ref != null) return true;
    wasPrev = wasPrev || (a.level == level);
    return false;
  });
}