Struct std::cell::BorrowMutError

1.13.0 · source · [−]

#[non_exhaustive]
pub struct BorrowMutError {}

Expand description

An error returned by RefCell::try_borrow_mut.

Trait Implementations

impl Debug for BorrowMutError

source

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

source

Formats the value using the given formatter. Read more

impl Display for BorrowMutError

source

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

source

Formats the value using the given formatter. Read more

impl Error for BorrowMutError

source

fn description(&self) -> &str

source

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

fn source(&self) -> Option<&(dyn Error + 'static)>

1.30.0 · source

The lower-level source of this error, if any. Read more

fn backtrace(&self) -> Option<&Backtrace>

source

🔬 This is a nightly-only experimental API. (backtrace #53487)

Returns a stack backtrace, if available, of where this error occurred. Read more

fn cause(&self) -> Option<&dyn Error>

1.0.0 · source

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

Auto Trait Implementations

impl RefUnwindSafe for BorrowMutError

impl Send for BorrowMutError

impl Sync for BorrowMutError

impl Unpin for BorrowMutError

impl UnwindSafe for BorrowMutError

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

source

fn type_id(&self) -> TypeId

source

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

source

fn borrow(&self) -> &T

const: unstable · source

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

source

fn borrow_mut(&mut self) -> &mut T

const: unstable · source

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

source

fn from(t: T) -> T

const: unstable · source

Returns the argument unchanged.

impl<T, U> Into for T where
U: From<T>,

source

fn into(self) -> U

const: unstable · source

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToString for T where
T: Display + ?Sized,

source

default fn to_string(&self) -> String

source

Converts the given value to a String. Read more

impl<T, U> TryFrom for T where
U: Into<T>,

source

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

const: unstable · source

Performs the conversion.

impl<T, U> TryInto for T where
U: TryFrom<T>,

source

type Error = >::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, >::Error>

const: unstable · source

Performs the conversion.

Struct std::cell::BorrowMutError

Trait Implementations

impl Debug for BorrowMutError

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

impl Display for BorrowMutError

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

impl Error for BorrowMutError

fn description(&self) -> &str

fn source(&self) -> Option<&(dyn Error + 'static)>

fn backtrace(&self) -> Option<&Backtrace>

fn cause(&self) -> Option<&dyn Error>

Auto Trait Implementations

impl RefUnwindSafe for BorrowMutError

impl Send for BorrowMutError

impl Sync for BorrowMutError

impl Unpin for BorrowMutError

impl UnwindSafe for BorrowMutError

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where
T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where
T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where
U: From<T>,

fn into(self) -> U

impl<T> ToString for T where
T: Display + ?Sized,

default fn to_string(&self) -> String

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Struct std::cell::BorrowMutError

Trait Implementations

impl Debug for BorrowMutError

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

impl Display for BorrowMutError

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

impl Error for BorrowMutError

fn description(&self) -> &str

fn source(&self) -> Option<&(dyn Error + 'static)>

fn backtrace(&self) -> Option<&Backtrace>

fn cause(&self) -> Option<&dyn Error>

Auto Trait Implementations

impl RefUnwindSafe for BorrowMutError

impl Send for BorrowMutError

impl Sync for BorrowMutError

impl Unpin for BorrowMutError

impl UnwindSafe for BorrowMutError

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

fn into(self) -> U

impl<T> ToString for T where T: Display + ?Sized,

default fn to_string(&self) -> String

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T> ToString for T where
T: Display + ?Sized,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,