/tools/Ruby/lib/ruby/1.8/irb/lc/help-message

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  1. #
  2. # irb/lc/help-message.rb -
  3. # $Release Version: 0.9.5$
  4. # $Revision: 11708 $
  5. # $Date: 2007-02-13 08:01:19 +0900 (Tue, 13 Feb 2007) $
  6. # by Keiju ISHITSUKA(keiju@ruby-lang.org)
  7. #
  8. # --
  9. #
  10. #
  11. #
  12. Usage: irb.rb [options] [programfile] [arguments]
  13. -f Suppress read of ~/.irbrc
  14. -m Bc mode (load mathn, fraction or matrix are available)
  15. -d Set $DEBUG to true (same as `ruby -d')
  16. -r load-module Same as `ruby -r'
  17. -I path Specify $LOAD_PATH directory
  18. --inspect Use `inspect' for output (default except for bc mode)
  19. --noinspect Don't use inspect for output
  20. --readline Use Readline extension module
  21. --noreadline Don't use Readline extension module
  22. --prompt prompt-mode
  23. --prompt-mode prompt-mode
  24. Switch prompt mode. Pre-defined prompt modes are
  25. `default', `simple', `xmp' and `inf-ruby'
  26. --inf-ruby-mode Use prompt appropriate for inf-ruby-mode on emacs.
  27. Suppresses --readline.
  28. --simple-prompt Simple prompt mode
  29. --noprompt No prompt mode
  30. --tracer Display trace for each execution of commands.
  31. --back-trace-limit n
  32. Display backtrace top n and tail n. The default
  33. value is 16.
  34. --irb_debug n Set internal debug level to n (not for popular use)
  35. -v, --version Print the version of irb