Contents

require "csv"
require "set"

numbers = Set.new

Dir.glob("#{__dir__}/../tmp/csv/*.csv").each do |path|
  File.open(path) do |f|
    f.gets # skip first line
    csv = CSV.new(f, headers: :first_row)
    csv.each do |row|
      next unless (num = row["市外局番"])

      numbers << num
    end
  end
end

output = numbers.sort_by {|n| [-n.length, n] }.join("\n") + "\n"

File.write("#{__dir__}/../lib/phonenumber_jp/area_codes_for_matching.csv", output)

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
phonenumber_jp-0.1.4	scripts/update_area_codes_list.rb
phonenumber_jp-0.1.3	scripts/update_area_codes_list.rb
phonenumber_jp-0.1.2	scripts/update_area_codes_list.rb