turtle 1.0.0-rc.1

Learn the Rust language by creating animated drawings!
Documentation 
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extern crate turtle;

use turtle::Turtle;

fn main() {
    let mut turtle = Turtle::new();

    for _ in 0..36 {
        square(&mut turtle);
        turtle.right(10.0);
    }
}

fn square(turtle: &mut Turtle) {
    for _ in 0..4 {
        turtle.forward(200.0);
        turtle.right(90.0);
    }
}