module Geocoder::Store::Base

(:mi or :km; default is :mi).
the point. Also takes a symbol specifying the units
See Geocoder::Calculations.distance_between for ways of specifying
Calculate the distance from the object to an arbitrary point.
#

def distance_to(point, units = :mi)
  return nil unless geocoded?
  Geocoder::Calculations.distance_between(
    to_coordinates, point, :units => units)
end