ansible-role-home/files/bin/clipboard-pwgen

#!/usr/bin/elvish

var selection = clipboard
if (<= 1 (count $args) ) {
    set selection = $args[0]
} 

var length = 32
if (<= 2 (count $args) ) {
    set length = $args[1]
}

pwgen $length 1 | xclip -i -selection $selection