password.qrt

def passwordFrom[template String] String {
    map[template, passChar].scrambled
}

def passChar[c Rune] Rune {
    if c = {
        'a': lowercase[rand[0, 26]]
        'A': uppercase[rand[0, 26]]
        '0': digits[rand[0, 10]]
        '.': punctation[rand[0, 14]]
    } else {
        panic!
    }
}

def lowerCase = "abcdefghijklmnopqrstuvwxyz"
def uppercase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
def digits = "0123456789"
def puctuation = ",./\][=-{}()+_"

def [runes String] .scrambled String{
    let scrambled = copy[runes]
    forEach[range[runes.length - 1]] {[i]
        scrambled.swap[i, rand[i+1, runes.length]]
    }
    scrambled
}