useIntersectingHeader util.ts

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50% Branches 1/2

100% Functions 5/5

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  import { MenuItem } from "../util";
 
export const normalizeId = (id: string) => id.replace("#", "").toLowerCase();
 
export const getItemIds = (item: MenuItem) => {
  const ids = [normalizeId(item.id)];
 
  item.children?.forEach((child) => {
    Eif (child?.id) {
      ids.push(...getItemIds(child));
    }
  });
 
  return ids;
};
 
export const getElementId = (el: Element): string =>
  normalizeId(el.getAttribute("data-heading-id") as string);
 
export const getSectionIdSet = (items: MenuItem[]): Set<string> =>
  new Set(items.map(getItemIds).flat());