{
window.lockdown();
capability.counter = 0;
capability.c = window.harden({
inc() {
capability.counter++;
},
do(str) {
capability.promise = taylor.eval(str)
capability.promise.then((res)=>{capability.out = res})
}
});
console.log(Object.isFrozen(capability.c));
console.log(Object.isFrozen(capability.c.inc));
}