#![crate_type = "lib"]
#![allow(unused)]

pub struct Rect {
    x: isize,
    y: isize,
    w: isize,
    h: isize
}

pub

struct World {
  cellsize: usize,
  cells: Vec<Vec<Rect>>
  entities: Vec<Rect>
}

impl World {
    pub fn new(cellsize: usize)
}

#[cfg(test)]
mod tests {
    #[test]
    fn test() {}
}

fn main() {}