File: rhai_fn_setter_return.rs

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rust-rhai-codegen 2.1.0-1
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use rhai::plugin::*;

#[derive(Clone)]
pub struct Point {
    x: f32,
    y: f32,
}

#[export_module]
pub mod test_module {
    pub use super::Point;
    #[rhai_fn(set = "foo")]
    pub fn test_fn(input: &mut Point, value: f32) -> bool {
        let z = if value % 2 { input.x } else { input.y };
        *input.x = z;
    }
}

fn main() {
    let mut n = Point {
        x: 0.0,
        y: 10.0,
    };
    if test_module::test_fn(&mut n, 5.0) {
        println!("yes");
    } else {
        println!("no");
    }
}