class Byebug::ScriptInterface

def close
  input.close
end

def initialize(file, verbose = false)
  super()
  @verbose = verbose
  @input = File.open(file)
  @output = verbose ? $stdout : StringIO.new
  @error = $stderr
end

def read_command(prompt)
  readline(prompt, false)
end

def readline(*)
  while (result = input.gets)
    output.puts "+ #{result}" if @verbose
    next if /^\s*#/.match?(result)
    return result.chomp
  end
end