class Byebug::PutlCommand


Evaluation, pretty printing and columnizing from byebug’s prompt.

def description 

def description
  <<-EOD
    putl <expression>
    Evaluates <expression>, an array, and columnize its value.
  EOD
end

def execute 

def execute
  out = StringIO.new
  run_with_binding do |b|
    res = eval_with_setting(b, @match[1], Setting[:stack_on_error])
    if res.is_a?(Array)
      puts "#{columnize(res.map(&:to_s), Setting[:width])}"
    else
      PP.pp(res, out)
      puts out.string
    end
  end
rescue
  out.puts $ERROR_INFO.message
end

def regexp 

def regexp
  /^\s* putl (?:\s+ (.+))? \s*$/x
end