class Lutaml::Model::ElementCountOutOfRangeError

def initialize(attr_name, appearance_count, range)
  @attr_name = attr_name
  @appearance_count = appearance_count
  @range = range
  super()
end

def times_appeared
  return "never appeared" if @appearance_count&.zero?
  "appeared only #{@appearance_count} time#{times_plural(@appearance_count)}"
end

def times_plural(count)
  "s" if count > 1
end

def to_s
  "`#{@attr_name}` expected to appear between '#{@range.min}' and '#{@range.max}' time#{times_plural(@range.max)}, but #{times_appeared}."
end