n.sh

#!/bin/bash

function printDotted() {
    echo -n $@

    for i in $(seq $[$RANDOM % 10]); do
        echo -n '.'
        sleep 0.1
    done

    echo ' OK'
}


# real work

if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
    echo "Usage: source $0" 
    exit
fi  
           
set +o history
export PROMPT_COMMAND=clear
export PS1="nsh> "
stty -echo    

# real bull shit
    
printDotted "disabling history (Ninjaaa!)"
printDotted "hide commands (Ninjaaa!)"
printDotted reconfigure prompt
printDotted enter Ninja Shell