[−][src]Struct downcast::DowncastError
Methods
impl<O> DowncastError<O>
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pub fn new(mismatch: TypeMismatch, object: O) -> Self
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pub fn type_mismatch(&self) -> TypeMismatch
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pub fn into_object(self) -> O
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Trait Implementations
impl<O> Debug for DowncastError<O>
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impl<O> Display for DowncastError<O>
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impl<O> Error for DowncastError<O>
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fn description(&self) -> &str
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fn cause(&self) -> Option<&dyn Error>
1.0.0[src]
Deprecated since 1.33.0:
replaced by Error::source, which can support downcasting
The lower-level cause of this error, if any. Read more
fn source(&self) -> Option<&(dyn Error + 'static)>
1.30.0[src]
The lower-level source of this error, if any. Read more
Auto Trait Implementations
impl<O> Send for DowncastError<O> where
O: Send,
O: Send,
impl<O> Sync for DowncastError<O> where
O: Sync,
O: Sync,
Blanket Implementations
impl<T> Any for T where
T: Any + ?Sized,
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T: Any + ?Sized,
fn type_id_compat(&self) -> TypeId
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TODO: once 1.33.0 is the minimum supported compiler version, remove Any::type_id_compat and use StdAny::type_id instead. https://github.com/rust-lang/rust/issues/27745 Read more
impl<T, U> Into for T where
U: From<T>,
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U: From<T>,
impl<T> ToString for T where
T: Display + ?Sized,
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T: Display + ?Sized,
impl<T> From for T
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impl<T, U> TryFrom for T where
U: Into<T>,
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U: Into<T>,
type Error = !
🔬 This is a nightly-only experimental API. (
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T> Borrow for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut for T where
T: ?Sized,
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T: ?Sized,
ⓘImportant traits for &'a mut Wfn borrow_mut(&mut self) -> &mut T
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ⓘImportant traits for &'a mut W
impl<T, U> TryInto for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
🔬 This is a nightly-only experimental API. (
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,