Class: Commando::Action::History

Inherits:
Object
  • Object
show all
Defined in:
lib/commando/action/history.rb

Overview

Action that prints out command history

Instance Method Summary collapse

Constructor Details

#initialize(config:) ⇒ History

Returns a new instance of History.



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# File 'lib/commando/action/history.rb', line 7

def initialize(config:)
  @config = config
end

Instance Method Details

#perform(args:) ⇒ Object 



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# File 'lib/commando/action/history.rb', line 11

def perform(args:)
  max_digits = Math.log(Readline::HISTORY.size, 10).ceil
  Readline::HISTORY.each.with_index do |history, index|
    line_no = (index + 1).to_s.rjust(max_digits, ' ')
    config.output.puts " #{line_no}\t#{history}"
  end
end