class Pry::REPL

Public Instance Methods

read() click to toggle source

Read a line of input from the user. @return [String] The line entered by the user. @return [nil] On ‘<Ctrl-D>`. @return [:control_c] On `<Ctrl+C>`. @return [:no_more_input] On EOF.

# File lib/ext/pry/repl.rb, line 8
def read
  @indent.reset if pry.eval_string.empty?
  current_prompt = pry.select_prompt
  indentation = pry.config.auto_indent ? @indent.current_prefix : ''

  val = read_line("#{current_prompt}#{indentation}")

  # Return nil for EOF, :no_more_input for error, or :control_c for <Ctrl-C>
  return val unless String === val

  if pry.config.auto_indent
    original_val = "#{indentation}#{val}"
    indented_val = @indent.indent(val)

    if pry.config.correct_indent && Pry::Helpers::BaseHelpers.use_ansi_codes?

      # if we're logging output, send the input line through the original
      # pry output, so that we see it prettified on the TTY.
      if Pry.config.auditlog_log_output
        pry.config.original_output.print @indent.correct_indentation(
          current_prompt, indented_val,
          original_val.length - indented_val.length
        )
        pry.config.original_output.flush
      # Fall back on default behavior, our stuff isn't loaded
      elsif output.tty?
        output.print @indent.correct_indentation(
          current_prompt, indented_val,
          original_val.length - indented_val.length
        )
        output.flush
      end
    end
  else
    indented_val = val
  end

  # send the prompt and log line to our logger.
  if Pry.config.auditlog_log_input
    PryAuditlog::Logger.prompt = current_prompt
    PryAuditlog::Logger.log('I', indented_val)
  end

  indented_val
end