class NumericValues

# File lib/test_values/numeric_values.rb, line 3
def self.numerics_in_range(range)
  self.verify_range_not_empty('range', range)
  self.verify_kind_of('range.first', Numeric, range.first)
  self.verify_kind_of('range.last', Numeric, range.last)
  {
      :min_value => range.first,
      :max_value => range.last
  }
end

# File lib/test_values/numeric_values.rb, line 13
def self.numerics_not_in_range(range)
  self.verify_range_not_empty('range', range)
  first, last = range.first, range.last
  case
    when first.respond_to?(:pred)
      too_small = first.pred
    when first.respond_to?(:prev_float)
      self.verify_finite_numeric('range.first', first)
      too_small = first.prev_float
    else
      raise TypeError.new(first)
  end
  case
    when last.respond_to?(:succ)
      too_large = last.succ
    when last.respond_to?(:next_float)
      self.verify_finite_numeric('range.last', last)
      too_large = last.next_float
    else
      raise ArgumentError.new(last)
  end
  {
      :too_small => too_small,
      :too_large => too_large,
  }
end