Method: Host.modify

Defined in:
lib/blockhosts.rb

.modify ⇒ Object 



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# File 'lib/blockhosts.rb', line 79

def self.modify()
 
  return unless block_given?

  s = File.read(@file)
  s2 = s.lines.map {|x| yield(x)}.join
  File.write(@file, s2) unless s == s2

end