class Integer

# File lib/core_ext/integer/academic_year.rb, line 4
def to_academic_year_date_range
  start_date = Date.new(self, 9, 1)
  end_date = Date.new(self + 1, 8, 31)
  start_date..end_date
end

# File lib/core_ext/integer/year_group.rb, line 6
def to_year_group(academic_year: nil)
  (academic_year || Date.current.academic_year) - self -
    AGE_CHILDREN_START_SCHOOL
end