ad-astra 1.0.0

Embeddable scripting language platform Ad Astra. Main Crate.
Documentation 
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////////////////////////////////////////////////////////////////////////////////
// This file is part of "Ad Astra", an embeddable scripting programming       //
// language platform.                                                         //
//                                                                            //
// This work is proprietary software with source-available code.              //
//                                                                            //
// To copy, use, distribute, or contribute to this work, you must agree to    //
// the terms of the General License Agreement:                                //
//                                                                            //
// https://github.com/Eliah-Lakhin/ad-astra/blob/master/EULA.md               //
//                                                                            //
// The agreement grants a Basic Commercial License, allowing you to use       //
// this work in non-commercial and limited commercial products with a total   //
// gross revenue cap. To remove this commercial limit for one of your         //
// products, you must acquire a Full Commercial License.                      //
//                                                                            //
// If you contribute to the source code, documentation, or related materials, //
// you must grant me an exclusive license to these contributions.             //
// Contributions are governed by the "Contributions" section of the General   //
// License Agreement.                                                         //
//                                                                            //
// Copying the work in parts is strictly forbidden, except as permitted       //
// under the General License Agreement.                                       //
//                                                                            //
// If you do not or cannot agree to the terms of this Agreement,              //
// do not use this work.                                                      //
//                                                                            //
// This work is provided "as is", without any warranties, express or implied, //
// except where such disclaimers are legally invalid.                         //
//                                                                            //
// Copyright (c) 2024 Ilya Lakhin (Илья Александрович Лахин).                 //
// All rights reserved.                                                       //
////////////////////////////////////////////////////////////////////////////////

use std::{error::Error as StdError, result::Result as StdResult, sync::Arc};

use crate::runtime::{Downcast, Origin, Provider, RuntimeError, RuntimeResult, TypeHint, Upcast};

impl<'a, T, E> Downcast<'a> for StdResult<T, E>
where
    T: Downcast<'a>,
    E: Send + Sync + 'static,
{
    #[inline(always)]
    fn downcast(origin: Origin, provider: Provider<'a>) -> RuntimeResult<Self> {
        let inner = <T as Downcast<'a>>::downcast(origin, provider)?;

        Ok(Ok(inner))
    }

    #[inline(always)]
    fn hint() -> TypeHint {
        <T as Downcast<'a>>::hint()
    }
}

impl<'a, T, E> Upcast<'a> for StdResult<T, E>
where
    T: Upcast<'a>,
    E: StdError + Send + Sync + 'static,
{
    type Output = <T as Upcast<'a>>::Output;

    #[inline(always)]
    fn upcast(origin: Origin, this: Self) -> RuntimeResult<Self::Output> {
        match this {
            Ok(inner) => <T as Upcast<'a>>::upcast(origin, inner),
            Err(error) => Err(RuntimeError::UpcastResult {
                access_origin: origin,
                cause: Arc::new(error),
            }),
        }
    }

    #[inline(always)]
    fn hint() -> TypeHint {
        <T as Upcast<'a>>::hint()
    }
}

impl<'a, T, E> Upcast<'a> for &'a StdResult<T, E>
where
    &'a T: Upcast<'a>,
    E: StdError + Clone + Send + Sync + 'static,
{
    type Output = <&'a T as Upcast<'a>>::Output;

    #[inline(always)]
    fn upcast(origin: Origin, this: Self) -> RuntimeResult<Self::Output> {
        match this {
            Ok(inner) => <&'a T as Upcast<'a>>::upcast(origin, inner),
            Err(error) => Err(RuntimeError::UpcastResult {
                access_origin: origin,
                cause: Arc::new(error.clone()),
            }),
        }
    }

    #[inline(always)]
    fn hint() -> TypeHint {
        <&'a T as Upcast<'a>>::hint()
    }
}

impl<'a, T, E> Upcast<'a> for &'a mut StdResult<T, E>
where
    &'a mut T: Upcast<'a>,
    E: StdError + Clone + Send + Sync + 'static,
{
    type Output = <&'a mut T as Upcast<'a>>::Output;

    #[inline(always)]
    fn upcast(origin: Origin, this: Self) -> RuntimeResult<Self::Output> {
        match this {
            Ok(inner) => <&'a mut T as Upcast<'a>>::upcast(origin, inner),
            Err(error) => Err(RuntimeError::UpcastResult {
                access_origin: origin,
                cause: Arc::new(error.clone()),
            }),
        }
    }

    #[inline(always)]
    fn hint() -> TypeHint {
        <&'a mut T as Upcast<'a>>::hint()
    }
}