My readline configuration

.inputrc

$include /etc/inputrc

set bind-tty-special-chars off
set skip-completed-text on
set bell-style visible

"\C-x\C-e": edit-and-execute-command

"\C-xa\"": "\"\C-x\C-x\C-f\""
"\C-xa(": "(\C-x\C-x\C-f)"
"\C-xa[": "[\C-x\C-x\C-f]"
"\C-xa{": "{\C-x\C-x\C-f}"

$if Bash
    "\C-xas": "$(\C-x\C-x\C-f\C-f)"
$endif

"\C-w": kill-region
"\M-w": copy-region-as-kill
"\M-/": dabbrev-expand
"\C-SPC": set-mark
"\C-u": universal-argument
"TAB": menu-complete
"\M-TAB": menu-complete-backward