Storybook - Custom Story Sorting

preview.js

export const parameters = {
  actions: { argTypesRegex: '^on[A-Z].*' },
  options: {
    storySort,
  },
}

/** Force example stories to sort last */
function forceExampleLast(id) {
  return (id.startsWith('example-') ? '' : '_') + id
}

function storySort(a, b) {
  // within category, just use default sort
  if (a[1].kind === b[1].kind) {
    return 0
  }

  const aId = forceExampleLast(a[1].id)
  const bId = forceExampleLast(b[1].id)

  return aId.localeCompare(bId, { numeric: true })
}