diff options
Diffstat (limited to 'third_party/rust/fallible_collections/src/try_reserve_error.rs')
| -rw-r--r-- | third_party/rust/fallible_collections/src/try_reserve_error.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/third_party/rust/fallible_collections/src/try_reserve_error.rs b/third_party/rust/fallible_collections/src/try_reserve_error.rs new file mode 100644 index 0000000000..ec3a998f2e --- /dev/null +++ b/third_party/rust/fallible_collections/src/try_reserve_error.rs @@ -0,0 +1,19 @@ +#[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, + }, +}
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