class Chronic::Scalar

def self.scan_for_years(token, post_token, options)

Returns a new Scalar object.

options - The Hash of options specified in Chronic::parse.
post_token - The next Token object.
token - The Token object we want to scan. 
def self.scan_for_years(token, post_token, options)
  if token.word =~ /^([1-9]\d)?\d\d?$/
    unless post_token && DAY_PORTIONS.include?(post_token.word)
      year = make_year(token.word.to_i, options[:ambiguous_year_future_bias])
      return ScalarYear.new(year.to_i)
    end
  end
end