bracket-random 0.8.0

Random number generator (xorshift based), focused on dice rolling. Optionally includes parsing of RPG-style dice strings (e.g. "3d6+12"). Part of the bracket-lib family.
Documentation 
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use crate::prelude::RandomNumberGenerator;
use core::iter::Iterator;
use std::convert::TryInto;

pub struct DiceIterator {
    die_type: i32,
    rng: *mut RandomNumberGenerator,
}

impl DiceIterator {
    pub fn new<T>(die_type: T, rng: &mut RandomNumberGenerator) -> Self
    where
        T: TryInto<i32>,
    {
        let dt = die_type.try_into().ok().unwrap();
        Self { die_type: dt, rng }
    }
}

impl Iterator for DiceIterator {
    type Item = i32;

    fn next(&mut self) -> Option<i32> {
        unsafe { Some(self.rng.as_mut().unwrap().roll_dice(1, self.die_type)) }
    }
}