Contents

module Rats
  class Township < Data

    VALID_TOWNSHIPS = (1..126)

    def self.padding_width; 3; end
    def self.padding_value; "0"; end

    def self.transform(value)
      return unless value
      value.to_i > 0 ? value.to_i : nil
    end

    def fullname
      "Township #{@value}"
    end

    private

    # NOTE: this does not take into consideration that some townships do not
    # exist for some meridians and ranges (x-axis) values ... but we
    # would need to know those values, and that is outside the scope
    # of the Township class.
    #
    def validate!
      VALID_TOWNSHIPS.include?(self.value.to_i)
    end

  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
rats-0.5.0	lib/rats/data/township.rb