@x-govuk/govuk-eleventy-plugin/src/filters/items-from-pagination.js

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/**
 * Transform Eleventy pagination data to `items` array that can be
 * consumed by GOV.UK Frontend `govukPagination` component
 *
 * @param {Array} pagination - Eleventy pagination data
 * @returns {Array} `items` array
 */
export function itemsFromPagination(pagination) {
  const items = []

  pagination.pages.forEach((item, index) => {
    items.push({
      current: index === pagination.pageNumber,
      number: index + 1,
      href: pagination.hrefs[index]
    })
  })

  return items
}