class GlobetrotterFile

Attributes

set[RW]

Public Class Methods

new(file) click to toggle source
# File lib/globetrotter/file.rb, line 6
def initialize(file)
  @set = Set.new
  @file = open(file)
  parse
end

Public Instance Methods

open(file) click to toggle source
# File lib/globetrotter/file.rb, line 14
def open(file)
  begin
    file = File.open(file, File::RDONLY|File::CREAT)
  rescue StandardError => e
    abort e.to_s
  end
  file
end
parse() click to toggle source
# File lib/globetrotter/file.rb, line 23
def parse
  self.open if @file.nil?
  line_number = 0
  # parse line for IP
  @file.each_line do |line|
    line_number += 1
    begin
      ip = IPAddr.new(line.chomp)
      @set.add(ip)
    rescue StandardError => e
      abort "#{e} on line #{line_number}: '#{line}'"
    end
  end
  @file.close unless @file.nil?
  self
end
to_s() click to toggle source
# File lib/globetrotter/file.rb, line 50
def to_s
  @file.path
end
write() click to toggle source
# File lib/globetrotter/file.rb, line 40
def write
  begin
    File.open(@file, 'w') do |f|
      f.puts(@set.to_a.sort.join("\n"))
    end
  rescue StandardError => e
    abort e.to_s
  end
end