Enum alloc::collections::TryReserveError[][src]

pub enum TryReserveError {
    CapacityOverflow,
    AllocError {
        layout: Layout,
        // some fields omitted
    },
}
🔬 This is a nightly-only experimental API. (try_reserve #48043)

new API

Expand description

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

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

Formats the value using the given formatter. Read more

Formats the value using the given formatter. Read more

Always evaluates to TryReserveError::CapacityOverflow.

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

This method tests for !=.

Auto Trait Implementations

Blanket Implementations

Gets the TypeId of self. Read more

Immutably borrows from an owned value. Read more

Mutably borrows from an owned value. Read more

Performs the conversion.

Performs the conversion.

The resulting type after obtaining ownership.

Creates owned data from borrowed data, usually by cloning. Read more

🔬 This is a nightly-only experimental API. (toowned_clone_into #41263)

recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

Converts the given value to a String. Read more

The type returned in the event of a conversion error.

Performs the conversion.

The type returned in the event of a conversion error.

Performs the conversion.