Module: EasyRepl::Repl

Included in:
EasyRepl
Defined in:
lib/easy_repl/repl.rb

Instance Method Summary collapse

Instance Method Details

#commands ⇒ Object 



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# File 'lib/easy_repl/repl.rb', line 61

def commands
  @commands ||= [EasyRepl::Commands::Exit, EasyRepl::Commands::Reload]
end

#gets ⇒ Object 



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# File 'lib/easy_repl/repl.rb', line 50

def gets
  input = prompt.gets
  command = commands.find {|c| c.matches(input)}

  if command
    return command.run(input)
  else
    return input
  end
end

#start ⇒ Object 



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# File 'lib/easy_repl/repl.rb', line 18

def start
  IRB::HistorySavingAbility.extend(IRB::HistorySavingAbility) unless IRB::HistorySavingAbility === IRB::HistorySavingAbility
  loop do #outer loop
    setup if respond_to? :setup
    begin
      exit_inner_loop_value = catch(:exit_inner_loop) do
        loop do #inner loop
          begin
            catch(:skip_process_input) do
              before_input if respond_to? :before_input
              if block_given?
                yield self.gets
              elsif respond_to? :process_input
                process_input(self.gets)
              else
                puts self.gets
              end
            end
          ensure
            after_input if respond_to? :after_input
          end
        end
      end
      return if exit_inner_loop_value == :exit
    ensure
      teardown if respond_to? :teardown
    end
  end
ensure
  IRB::HistorySavingAbility.save_history
end