Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

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,
+    },
+}
\ No newline at end of file