Module: ButterflyNet::Commands

Defined in:
lib/butterfly_net/commands.rb

Instance Method Summary collapse

Instance Method Details

#bn_close ⇒ Object Also known as: bnc 



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# File 'lib/butterfly_net/commands.rb', line 24

def bn_close
  check_for_readline
  if @file
    status = @file.close
    @file = nil
    status
  else
    puts "butterfly_net: First invoke 'bn' or 'bn_open' to begin a session"
    false
  end
end

#bn_open(file_name = nil) ⇒ Object Also known as: bn 



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# File 'lib/butterfly_net/commands.rb', line 12

def bn_open(file_name=nil)
  @file.close if @file
  check_for_readline
  start_index = Readline::HISTORY.empty? ? 0 : (Readline::HISTORY.size - 1)
  file_name ||= "butterfly_net_#{Time.now.strftime("%Y%m%d%H%M%S")}.rb"
  file_name += ".rb" unless file_name =~ /.rb$/
  @file = FileWriter.new(file_name, start_index)
  Kernel.at_exit { puts @file.close if @file; @file = nil }
  puts "butterfly_net: #{file_name} opened at Readline::HISTORY ##{start_index}"
  true
end