Class: Rubinius::Debugger::Command::ListCode

Inherits:
Rubinius::Debugger::Command show all
Defined in:
lib/rubinius/debugger/commands.rb

Instance Method Summary collapse

Methods inherited from Rubinius::Debugger::Command

commands, #current_frame, #current_method, descriptor, ext_help, help, #initialize, #listen, match?, pattern, #run_code, #variables

Methods included from Display

#ask, #crit, #display, #error, #info, #section

Constructor Details

This class inherits a constructor from Rubinius::Debugger::Command

Instance Method Details

#run(args) ⇒ Object 



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# File 'lib/rubinius/debugger/commands.rb', line 716

def run(args)
  path         = nil
  line         = nil
  lines_around = 10

  if args =~ /^[\w#{File::Separator}]+(\.rb)?:\d+$/
    path, line = args.split(':')
    line = line.to_i
  elsif args.nil?
    line = if @debugger.variables[:list_command_history][:center_line]
      @debugger.variables[:list_command_history][:center_line] + 1 + lines_around
    else
      @debugger.current_frame.line.to_i
    end
    path = @debugger.variables[:list_command_history][:path] || @debugger.current_frame.method.active_path
  elsif args == "-"
    if @debugger.variables[:list_command_history][:center_line].nil? || @debugger.variables[:list_command_history][:path].nil?
      return
    else
      line = @debugger.variables[:list_command_history][:center_line] - lines_around
      path = @debugger.variables[:list_command_history][:path]
    end
  elsif args =~ /^\d+$/
    line = args.to_i
    path = @debugger.current_frame.method.active_path
  elsif match = /^(\d+),(\d+)$/.match(args)
    start_line = match[1].to_i
    end_line   = match[2].to_i
    path       = @debugger.current_frame.method.active_path

    @debugger.list_code_range(path, start_line, end_line, end_line)
    return
  else
    error 'Invalid args for list'
    return
  end

   @debugger.list_code_around_line(path, line, lines_around)
end