pub trait Downcast<T>: Any
where T: Any,
{ // Provided methods fn is_type(&self) -> bool { ... } fn downcast_ref(&self) -> Result<&T, TypeMismatch> { ... } fn downcast_mut(&mut self) -> Result<&mut T, TypeMismatch> { ... } fn downcast(self: Box<Self>) -> Result<Box<T>, DowncastError<Box<Self>>> { ... } fn downcast_rc(self: Rc<Self>) -> Result<Rc<T>, DowncastError<Rc<Self>>> { ... } }

Provided Methods§

fn is_type(&self) -> bool

fn downcast_ref(&self) -> Result<&T, TypeMismatch>

fn downcast_mut(&mut self) -> Result<&mut T, TypeMismatch>

fn downcast(self: Box<Self>) -> Result<Box<T>, DowncastError<Box<Self>>>

fn downcast_rc(self: Rc<Self>) -> Result<Rc<T>, DowncastError<Rc<Self>>>

Object Safety§

This trait is not object safe.

Implementors§

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impl<_T> Downcast<_T> for dyn Any + Send
where _T: Any,

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impl<_T> Downcast<_T> for dyn Any + Sync
where _T: Any,

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impl<_T> Downcast<_T> for dyn Any
where _T: Any,

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impl<_T> Downcast<_T> for dyn AnySync
where _T: Any,