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#[cfg(all(feature = "unstable", not(feature = "rust_1_57")))]
pub use alloc::collections::TryReserveError;
#[cfg(all(feature = "hashmap", not(all(feature = "unstable", not(feature = "rust_1_57")))))]
pub use hashbrown::TryReserveError;
/// The error type for `try_reserve` methods.
#[cfg(all(not(feature = "hashmap"), not(all(feature = "unstable", not(feature = "rust_1_57")))))]
#[derive(Clone, PartialEq, Eq, Debug)]
pub enum TryReserveError {
/// Error due to the computed capacity exceeding the collection's maximum
/// (usually `isize::MAX` bytes).
CapacityOverflow,
/// The memory allocator returned an error
AllocError {
/// The layout of the allocation request that failed.
layout: alloc::alloc::Layout,
},
}