Class: Pry::REPL

Inherits:
Object
  • Object
show all
Defined in:
lib/ext/pry/repl.rb

Instance Method Summary collapse

Instance Method Details

#read ⇒ String, ...

Read a line of input from the user.

Returns:

  • (String) —

    The line entered by the user.

  • (nil) —

    On ‘<Ctrl-D>`.

  • (:control_c) —

    On ‘<Ctrl+C>`.

  • (:no_more_input) —

    On EOF.



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# 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.set_prompt(current_prompt)
    PryAuditlog::Logger.log('I', indented_val)
  end

  indented_val
end