irb(1) on Linux
The text 8602811d5d44, as Debian 12 (Bookworm) shipped it.
Interactive Ruby Shell
Flags it lists
-
--autocomplete -
--back-trace-limit -
--colorize -
--echo -
--echo-on-assignment -
--encoding -
--extra-doc-dir -
--help -
--inf-ruby-mode -
--inspect -
--multiline -
--noautocomplete -
--nocolorize -
--noecho -
--noecho-on-assignment -
--noinspect -
--nomultiline -
--noprompt -
--nosingleline -
--noverbose -
--prompt -
--prompt-mode -
--simple-prompt -
--singleline -
--tracer -
--truncate-echo-on-assignment -
--verbose -
--version -
-E -
-I -
-U -
-W -
-d -
-f -
-h -
-r -
-w