Rollup merge of #122104 - RalfJung:rust, r=ChrisDenton

Rust is a proper name: rust → Rust

I only went over the library where it might be user-visible -- I noticed this in the `time` docs.

library/alloc/src/raw_vec.rs

@@ -259,7 +259,7 @@ impl<T, A: Allocator> RawVec<T, A> {
         } else {
             // We could use Layout::array here which ensures the absence of isize and usize overflows
             // and could hypothetically handle differences between stride and size, but this memory
-            // has already been allocated so we know it can't overflow and currently rust does not
+            // has already been allocated so we know it can't overflow and currently Rust does not
             // support such types. So we can do better by skipping some checks and avoid an unwrap.
             const { assert!(mem::size_of::<T>() % mem::align_of::<T>() == 0) };
             unsafe {

library/core/src/arch.rs

@@ -6,10 +6,10 @@ pub use crate::core_arch::arch::*;
 
 /// Inline assembly.
 ///
-/// Refer to [rust by example] for a usage guide and the [reference] for
+/// Refer to [Rust By Example] for a usage guide and the [reference] for
 /// detailed information about the syntax and available options.
 ///
-/// [rust by example]: https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html
+/// [Rust By Example]: https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html
 /// [reference]: https://doc.rust-lang.org/nightly/reference/inline-assembly.html
 #[stable(feature = "asm", since = "1.59.0")]
 #[rustc_builtin_macro]
@@ -19,10 +19,10 @@ pub macro asm("assembly template", $(operands,)* $(options($(option),*))?) {
 
 /// Module-level inline assembly.
 ///
-/// Refer to [rust by example] for a usage guide and the [reference] for
+/// Refer to [Rust By Example] for a usage guide and the [reference] for
 /// detailed information about the syntax and available options.
 ///
-/// [rust by example]: https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html
+/// [Rust By Example]: https://doc.rust-lang.org/nightly/rust-by-example/unsafe/asm.html
 /// [reference]: https://doc.rust-lang.org/nightly/reference/inline-assembly.html
 #[stable(feature = "global_asm", since = "1.59.0")]
 #[rustc_builtin_macro]

library/core/src/macros/mod.rs

@@ -1481,7 +1481,7 @@ pub(crate) mod builtin {
     /// script](https://doc.rust-lang.org/cargo/reference/build-scripts.html#outputs-of-the-build-script).
     ///
     /// When using the `include` macro to include stretches of documentation, remember that the
-    /// included file still needs to be a valid rust syntax. It is also possible to
+    /// included file still needs to be a valid Rust syntax. It is also possible to
     /// use the [`include_str`] macro as `#![doc = include_str!("...")]` (at the module level) or
     /// `#[doc = include_str!("...")]` (at the item level) to include documentation from a plain
     /// text or markdown file.

library/core/src/ptr/alignment.rs

@@ -3,7 +3,7 @@ use crate::num::NonZero;
 use crate::{cmp, fmt, hash, mem, num};
 
 /// A type storing a `usize` which is a power of two, and thus
-/// represents a possible alignment in the rust abstract machine.
+/// represents a possible alignment in the Rust abstract machine.
 ///
 /// Note that particularly large alignments, while representable in this type,
 /// are likely not to be supported by actual allocators and linkers.

library/core/src/slice/mod.rs

@@ -23,7 +23,7 @@ use crate::slice;
     issue = "none",
     reason = "exposed from core to be reused in std; use the memchr crate"
 )]
-/// Pure rust memchr implementation, taken from rust-memchr
+/// Pure Rust memchr implementation, taken from rust-memchr
 pub mod memchr;
 
 #[unstable(

library/core/src/sync/exclusive.rs

@@ -19,7 +19,7 @@ use core::task::{Context, Poll};
 ///
 /// Certain constructs like [`Future`]s can only be used with _exclusive_ access,
 /// and are often `Send` but not `Sync`, so `Exclusive` can be used as hint to the
-/// rust compiler that something is `Sync` in practice.
+/// Rust compiler that something is `Sync` in practice.
 ///
 /// ## Examples
 /// Using a non-`Sync` future prevents the wrapping struct from being `Sync`

library/std/src/ffi/os_str.rs

@@ -157,7 +157,7 @@ impl OsString {
     /// # Safety
     ///
     /// As the encoding is unspecified, callers must pass in bytes that originated as a mixture of
-    /// validated UTF-8 and bytes from [`OsStr::as_encoded_bytes`] from within the same rust version
+    /// validated UTF-8 and bytes from [`OsStr::as_encoded_bytes`] from within the same Rust version
     /// built for the same target platform.  For example, reconstructing an `OsString` from bytes sent
     /// over the network or stored in a file will likely violate these safety rules.
     ///
@@ -213,7 +213,7 @@ impl OsString {
     /// ASCII.
     ///
     /// Note: As the encoding is unspecified, any sub-slice of bytes that is not valid UTF-8 should
-    /// be treated as opaque and only comparable within the same rust version built for the same
+    /// be treated as opaque and only comparable within the same Rust version built for the same
     /// target platform.  For example, sending the bytes over the network or storing it in a file
     /// will likely result in incompatible data.  See [`OsString`] for more encoding details
     /// and [`std::ffi`] for platform-specific, specified conversions.
@@ -747,7 +747,7 @@ impl OsStr {
     /// # Safety
     ///
     /// As the encoding is unspecified, callers must pass in bytes that originated as a mixture of
-    /// validated UTF-8 and bytes from [`OsStr::as_encoded_bytes`] from within the same rust version
+    /// validated UTF-8 and bytes from [`OsStr::as_encoded_bytes`] from within the same Rust version
     /// built for the same target platform.  For example, reconstructing an `OsStr` from bytes sent
     /// over the network or stored in a file will likely violate these safety rules.
     ///
@@ -955,7 +955,7 @@ impl OsStr {
     /// ASCII.
     ///
     /// Note: As the encoding is unspecified, any sub-slice of bytes that is not valid UTF-8 should
-    /// be treated as opaque and only comparable within the same rust version built for the same
+    /// be treated as opaque and only comparable within the same Rust version built for the same
     /// target platform.  For example, sending the slice over the network or storing it in a file
     /// will likely result in incompatible byte slices.  See [`OsString`] for more encoding details
     /// and [`std::ffi`] for platform-specific, specified conversions.

library/std/src/lib.rs

@@ -84,7 +84,7 @@
 //!
 //! # Contributing changes to the documentation
 //!
-//! Check out the rust contribution guidelines [here](
+//! Check out the Rust contribution guidelines [here](
 //! https://rustc-dev-guide.rust-lang.org/contributing.html#writing-documentation).
 //! The source for this documentation can be found on
 //! [GitHub](https://github.com/rust-lang/rust).

library/std/src/sys/pal/hermit/time.rs

@@ -179,7 +179,7 @@ impl Sub<Instant> for Instant {
     ///
     /// # Panics
     ///
-    /// Previous rust versions panicked when `other` was later than `self`. Currently this
+    /// Previous Rust versions panicked when `other` was later than `self`. Currently this
     /// method saturates. Future versions may reintroduce the panic in some circumstances.
     /// See [Monotonicity].
     ///

library/std/src/time.rs

@@ -59,7 +59,7 @@ pub use core::time::TryFromFloatSecsError;
 /// experience time dilation (slow down or speed up), but it will never go
 /// backwards.
 /// As part of this non-guarantee it is also not specified whether system suspends count as
-/// elapsed time or not. The behavior varies across platforms and rust versions.
+/// elapsed time or not. The behavior varies across platforms and Rust versions.
 ///
 /// Instants are opaque types that can only be compared to one another. There is
 /// no method to get "the number of seconds" from an instant. Instead, it only
@@ -142,7 +142,7 @@ pub use core::time::TryFromFloatSecsError;
 /// where monotonicity is violated, or `Instant`s are subtracted in the wrong order.
 ///
 /// This workaround obscures programming errors where earlier and later instants are accidentally
-/// swapped. For this reason future rust versions may reintroduce panics.
+/// swapped. For this reason future Rust versions may reintroduce panics.
 ///
 /// [tier 1]: https://doc.rust-lang.org/rustc/platform-support.html
 /// [`duration_since`]: Instant::duration_since
@@ -290,7 +290,7 @@ impl Instant {
     ///
     /// # Panics
     ///
-    /// Previous rust versions panicked when `earlier` was later than `self`. Currently this
+    /// Previous Rust versions panicked when `earlier` was later than `self`. Currently this
     /// method saturates. Future versions may reintroduce the panic in some circumstances.
     /// See [Monotonicity].
     ///
@@ -365,7 +365,7 @@ impl Instant {
     ///
     /// # Panics
     ///
-    /// Previous rust versions panicked when the current time was earlier than self. Currently this
+    /// Previous Rust versions panicked when the current time was earlier than self. Currently this
     /// method returns a Duration of zero in that case. Future versions may reintroduce the panic.
     /// See [Monotonicity].
     ///
@@ -450,7 +450,7 @@ impl Sub<Instant> for Instant {
     ///
     /// # Panics
     ///
-    /// Previous rust versions panicked when `other` was later than `self`. Currently this
+    /// Previous Rust versions panicked when `other` was later than `self`. Currently this
     /// method saturates. Future versions may reintroduce the panic in some circumstances.
     /// See [Monotonicity].
     ///

library/test/src/formatters/terse.rs

@@ -84,7 +84,7 @@ impl<T: Write> TerseFormatter<T> {
         if self.test_column % QUIET_MODE_MAX_COLUMN == QUIET_MODE_MAX_COLUMN - 1 {
             // We insert a new line regularly in order to flush the
             // screen when dealing with line-buffered output (e.g., piping to
-            // `stamp` in the rust CI).
+            // `stamp` in the Rust CI).
             self.write_progress()?;
         }
 

library/test/src/types.rs

@@ -13,7 +13,7 @@ pub use NamePadding::*;
 pub use TestFn::*;
 pub use TestName::*;
 
-/// Type of the test according to the [rust book](https://doc.rust-lang.org/cargo/guide/tests.html)
+/// Type of the test according to the [Rust book](https://doc.rust-lang.org/cargo/guide/tests.html)
 /// conventions.
 #[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
 pub enum TestType {