Trait otter_api_tests::imports::cast_trait_object::DynCastExtAdvHelper

pub trait DynCastExtAdvHelper<F, T> where
    T: ?Sized,
    F: ?Sized, {
    type Target;
    type Source;
    pub fn _dyn_cast(self) -> Result<Self::Target, Self::Source>;
}

Used to implement DynCastExt.

Associated Types

type Target

The wanted trait object that is returned if the cast succeeded.

type Source

The original trait object that is returned if the cast failed.

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Required methods

pub fn _dyn_cast(self) -> Result<Self::Target, Self::Source>

This method is used to cast from one trait object type to another.

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Implementations on Foreign Types

impl<'a, T, F, A> DynCastExtAdvHelper<F, T> for Rc<A> where
    T: 'static + ?Sized,
    A: 'static + DynCast<<F as GetDynCastConfig<T>>::Config> + ?Sized,
    F: 'static + GetDynCastConfig<T> + ?Sized, 

type Target = Rc<T>

type Source = Rc<F>

pub fn _dyn_cast(
    self
) -> Result<<Rc<A> as DynCastExtAdvHelper<F, T>>::Target, <Rc<A> as DynCastExtAdvHelper<F, T>>::Source>

impl<'a, T, F, A> DynCastExtAdvHelper<F, T> for &'a A where
    T: 'static + ?Sized,
    A: 'static + DynCast<<F as GetDynCastConfig<T>>::Config> + ?Sized,
    F: 'static + GetDynCastConfig<T> + ?Sized, 

type Target = &'a T

type Source = &'a F

pub fn _dyn_cast(
    self
) -> Result<<&'a A as DynCastExtAdvHelper<F, T>>::Target, <&'a A as DynCastExtAdvHelper<F, T>>::Source>

impl<'a, T, F, A> DynCastExtAdvHelper<F, T> for Box<A, Global> where
    T: 'static + ?Sized,
    A: 'static + DynCast<<F as GetDynCastConfig<T>>::Config> + ?Sized,
    F: 'static + GetDynCastConfig<T> + ?Sized, 

type Target = Box<T, Global>

type Source = Box<F, Global>

pub fn _dyn_cast(
    self
) -> Result<<Box<A, Global> as DynCastExtAdvHelper<F, T>>::Target, <Box<A, Global> as DynCastExtAdvHelper<F, T>>::Source>

impl<'a, T, F, A> DynCastExtAdvHelper<F, T> for &'a mut A where
    T: 'static + ?Sized,
    A: 'static + DynCast<<F as GetDynCastConfig<T>>::Config> + ?Sized,
    F: 'static + GetDynCastConfig<T> + ?Sized, 

type Target = &'a mut T

type Source = &'a mut F

pub fn _dyn_cast(
    self
) -> Result<<&'a mut A as DynCastExtAdvHelper<F, T>>::Target, <&'a mut A as DynCastExtAdvHelper<F, T>>::Source>

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Implementors

impl<'a, T, F, A> DynCastExtAdvHelper<F, T> for Arc<A> where
    T: 'static + ?Sized,
    A: 'static + DynCast<<F as GetDynCastConfig<T>>::Config> + ?Sized,
    F: 'static + GetDynCastConfig<T> + ?Sized, 

type Target = Arc<T>

type Source = Arc<F>

pub fn _dyn_cast(
    self
) -> Result<<Arc<A> as DynCastExtAdvHelper<F, T>>::Target, <Arc<A> as DynCastExtAdvHelper<F, T>>::Source>

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