pub struct Error { /* fields omitted */ }
[+] Show hidden undocumented itemsThe lower-level source of this error, if any. Read more
🔬 This is a nightly-only experimental API. (backtrace
)
Returns a stack backtrace, if available, of where this error occurred. Read more
👎 Deprecated since 1.42.0:
use the Display impl or to_string()
👎 Deprecated since 1.33.0:
replaced by Error::source, which can support downcasting
impl<T> Any for T where
T: 'static + ?Sized,
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impl<T> Any for T where
T: Any,
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[+] Show hidden undocumented itemsConvert Box<dyn Trait>
(where Trait: Downcast
) to Box<dyn Any>
. Box<dyn Any>
can
then be further downcast
into Box<ConcreteType>
where ConcreteType
implements Trait
. Read more
Convert Rc<Trait>
(where Trait: Downcast
) to Rc<Any>
. Rc<Any>
can then be
further downcast
into Rc<ConcreteType>
where ConcreteType
implements Trait
. Read more
pub fn as_any(&self) -> &(dyn Any + 'static)
[src][−]
Convert &Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &Any
’s vtable from &Trait
’s. Read more
pub fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
[src][−]
Convert &mut Trait
(where Trait: Downcast
) to &Any
. This is needed since Rust cannot
generate &mut Any
’s vtable from &mut Trait
’s. Read more
[+] Show hidden undocumented itemsReturns a reference to the underlying cause of this failure, if it
is an error that wraps other errors. Read more
Returns a reference to the Backtrace
carried by this failure, if it
carries one. Read more
Wraps this failure in a compatibility wrapper that implements
std::error::Error
. Read more
impl<T, U> Into<U> for T where
U: From<T>,
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[+] Show hidden undocumented itemsThe inverse inclusion map: attempts to construct self
from the equivalent element of its
superset. Read more
Checks if self
is actually part of its subset T
(and can be converted to it).
Use with care! Same as self.to_subset
but without any property checks. Always succeeds.
The inclusion map: converts self
to the equivalent element of its superset.
[+] Show hidden undocumented itemsThe inverse inclusion map: attempts to construct self
from the equivalent element of its
superset. Read more
Checks if self
is actually part of its subset T
(and can be converted to it).
Use with care! Same as self.to_subset
but without any property checks. Always succeeds.
The inclusion map: converts self
to the equivalent element of its superset.
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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