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elicit-rs

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Examples

Elicit

pub(crate) mod mine {
    use elicit::{elicit_define, Elicit};

    #[elicit_define(mine_elicit)]
    pub(crate) trait Mine {
        fn action(&self) -> i32;
        fn action_mut(&mut self) -> i32;
    }

    // pub(crate) mine_elicit::author as elicit_author;
    pub(crate) use mine_elicit::user as elicit_user;

    #[derive(Debug, Default, Clone, Elicit)]
    #[elicit_mod_author(mine_elicit::author)]
    pub(crate) struct X {}

    impl Mine for X {
        fn action(&self) -> i32 {
            0i32
        }
        fn action_mut(&mut self) -> i32 {
            0i32
        }
    }

    #[derive(Debug, Clone, Elicit)]
    #[elicit_mod_author(mine_elicit::author)]
    // #[elicit_from_self_field(_fsf)] // here
    pub(crate) struct Y {
        #[elicit_from_self_field] // or here
        _fsf: mine_elicit::author::ElicitFromSelfField,
        i: i32,
    }

    impl Y {
        pub(crate) fn new(a: i32) -> Self {
            Y {
                _fsf: Default::default(),
                i: a,
            }
        }
    }

    impl Mine for Y {
        fn action(&self) -> i32 {
            self.i
        }
        fn action_mut(&mut self) -> i32 {
            self.i += 1;
            self.i
        }
    }
}

pub(crate) fn fire() -> elicit::Result<()> {
    use mine::elicit_user::Elicit as MineElicit;
    use mine::{X, Y};

    let mut e: MineElicit;

    e = MineElicit::new(X::default())?;

    e.try_with(|m| -> elicit::Result<()> {
    println!("{:?}", m);
        assert!(m.action() == 0);
        Ok(())
    })?;

    let y = Y::new(1);
    e = MineElicit::new(y)?;

    e.try_with_mut(|m| -> elicit::Result<()> {
        println!("{:?}", m);
        assert!(m.action_mut() == 2);
        Ok(())
    })?;

    Ok(())
}

fire().expect("Doc-tests");

License

Licensed under either of

at your option.

Contribution

Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions.

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SmartPointer-like structure for polymorphism.

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License

Apache-2.0, MIT licenses found

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Apache-2.0
LICENSE-APACHE-2.0
MIT
LICENSE-MIT

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