Enum std::collections::TryReserveError

pub enum TryReserveError {
    CapacityOverflow,
    AllocError {
        layout: Layout,
        // some fields omitted
    },
}

🔬 This is a nightly-only experimental API. (try_reserve #48043)

new API

The error type for try_reserve methods.

Variants

CapacityOverflow

🔬 This is a nightly-only experimental API. (try_reserve #48043)

new API

Error due to the computed capacity exceeding the collection's maximum (usually isize::MAX bytes).

AllocError

🔬 This is a nightly-only experimental API. (try_reserve #48043)

new API

The memory allocator returned an error

Fields of AllocError

layout: Layout

🔬 This is a nightly-only experimental API. (try_reserve #48043)

new API

The layout of allocation request that failed

Trait Implementations

impl From<LayoutErr> for TryReserveError

fn from(LayoutErr) -> TryReserveError

Performs the conversion.

impl Debug for TryReserveError

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

Formats the value using the given formatter.

impl Eq for TryReserveError

impl PartialEq<TryReserveError> for TryReserveError

fn eq(&self, other: &TryReserveError) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &TryReserveError) -> bool

This method tests for !=.

impl Clone for TryReserveError

fn clone(&self) -> TryReserveError

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.