Shell interactive menu (bash/zsh/ksh compatible)

usage: selector [-p <prompt>] -i <items>|-f <itemfile> [-P <y|n>]
args :
  -p, --prompt          menu prompt
  -i, --items           menu items \n separated
  -f, --file            file with items
  -F, --filter          regexp pattern filter items
  -P, --powerline       y or n, powerline symbol usage
  -a, --autofilter      y or n, filter at keystrokes
  -k, --keyfunc         Custom additional key function

selector can be used as command line or sourced to be used as function (bash/zsh/ksh compatible)
When sourced, the selected item is available as $selected.

• filter pattern can be applied entering text
• selection can be done entering item number

demo usage at:

• seedee : navigate in directories from command line with arrow keys with dir history (bash/zsh/ksh)
• redo : replacement for CtrlR and Esc/ to search in command history (bash/zsh)
• complete-ng : bash/zsh command line completion replacement for multiple choices output with interactive menu