fzf binding .bashrc and fish functions

binding reverse search

install fzf :
bash in the bachrc :

bind '"\C-r": "\C-x1\e^\er"'
bind -x '"\C-x1": __fzf_history';

__fzf_history ()
{
  __ehc $(history | fzf --tac --tiebreak=index | perl -ne 'm/^\s*([0-9]+)/ and print "!$1"')
}

__ehc()
{
if
  [[ -n $1 ]]
then
  bind '"\er": redraw-current-line'
  bind '"\e^": magic-space'
  READLINE_LINE=${READLINE_LINE:+${READLINE_LINE:0:READLINE_POINT}}${1}${READLINE_LINE:+${READLINE_LINE:READLINE_POINT}}
  READLINE_POINT=$(( READLINE_POINT + ${#1} ))
else
  bind '"\er":'
  bind '"\e^":'
fi
}


and on fish :
wget or curl this file : to path : $HOME/.config/fish/functions/
https://raw.githubusercontent.com/junegunn/fzf/master/shell/key-bindings.fish

and then add the bind key to fish_prompt.fish
after function :
bind \cr 'fzf_key_bindings'

just do a ctrl+r to launch the fzf interactive.