Function factorOf

packages/utils/src/lib/transform.ts:36–45

(items: T[], filterFn: (i: T) => boolean)

}

export function factorOf<T>(items: T[], filterFn: (i: T) => boolean): number {
  const itemCount = items.length;
  // early exit for empty rows
  if (!itemCount) {
    return 1;
  }
  const filterCount = items.filter(filterFn).length;
  // if no rows result from the filter fn we forward return 1 as factor
  return filterCount === 0 ? 1 : (itemCount - filterCount) / itemCount;
}

type ArgumentValue = number | string | boolean | string[];
export type CliArgsObject<T extends object = Record<string, ArgumentValue>> =