Enum rkyv::ser::serializers::AllocScratchError

source · [−]

pub enum AllocScratchError {
    ExceededLimit {
        requested: usize,
        remaining: usize,
    },
    NotPoppedInReverseOrder {
        expected: *mut u8,
        expected_layout: Layout,
        actual: *mut u8,
        actual_layout: Layout,
    },
    NoAllocationsToPop,
}

Expand description

Errors that can occur when allocating with the global allocator.

Variants

`ExceededLimit`

Fields

requested: usize

The amount of scratch space requested

remaining: usize

The amount of scratch space remaining

The amount of scratch space requested exceeded the maximum limit

`NotPoppedInReverseOrder`

Fields

expected: *mut u8

The pointer of the allocation that was expected to be next

expected_layout: Layout

The layout of the allocation that was expected to be next

actual: *mut u8

The pointer that was popped instead

actual_layout: Layout

The layout of the pointer that was popped instead

Scratch space was not popped in reverse order.

`NoAllocationsToPop`

There are no allocations to pop

Trait Implementations

impl Debug for AllocScratchError

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

Formats the value using the given formatter. Read more

impl Display for AllocScratchError

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

Formats the value using the given formatter. Read more

impl Error for AllocScratchError

1.30.0 · source

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

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

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

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

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

1.0.0 · source

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

1.0.0 · source

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

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

impl Send for AllocScratchError

impl Sync for AllocScratchError

Auto Trait Implementations

impl RefUnwindSafe for AllocScratchError

impl Unpin for AllocScratchError

impl UnwindSafe for AllocScratchError

Blanket Implementations

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> ArchivePointee for T

type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.

fn pointer_metadata(
&<T as ArchivePointee>::ArchivedMetadata
) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

impl<F, W, T, D> Deserialize<With<T, W>, D> for F where
    W: DeserializeWith<F, T, D>,
    D: Fallible + ?Sized,
    F: ?Sized,

fn deserialize(
&self,
deserializer: &mut D
) -> Result<With<T, W>, <D as Fallible>::Error>

Deserializes using the given deserializer

impl<T> Error for T where
T: 'static + Error,

fn as_error(&self) -> &(dyn Error + 'static)

Gets this error as an std::error::Error.

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

fn into(self) -> U

Calls U::from(self).

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

impl<T> LayoutRaw for T

fn layout_raw(*const T) -> Layout

Gets the layout of the type.

impl<T> Pointee for T

type Metadata = ()

The type for metadata in pointers and references to Self.

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

default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.