Yet another shell (yash) is a POSIX-compliant command line shell, featuring more strict POSIX compliance than those of other shells, as well as powerful command line editing.
So far most of yash's features have been implemented. The author is currently writing auxiliary scripts to make command completion more usable.
= In the completion candidate list, options are now sorted case-insensitively.
= While executing a completion function, the $IFS is reset to the default value.
=: specification change
= 補完関数を実行中は $IFS 変数の値をデフォルトに戻すように