Add a small part of the real rust std

crates/std/src/prelude.rs

@@ -1,11 +1,134 @@
 pub mod rust_2024 {
     pub use crate::print;
     pub use crate::println;
-    pub use alloc::borrow::ToOwned;
     pub use alloc::format;
-    pub use alloc::string::String;
     pub use alloc::vec;
 
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[doc(no_inline)]
+    pub use crate::borrow::ToOwned;
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[doc(no_inline)]
+    pub use crate::boxed::Box;
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[doc(no_inline)]
+    pub use crate::string::{String, ToString};
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[doc(no_inline)]
+    pub use crate::vec::Vec;
+
+    // Re-exported built-in macros and traits
+    #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
+    #[doc(no_inline)]
+    #[expect(deprecated)]
+    pub use core::prelude::v1::{
+        Clone, Copy, Debug, Default, Eq, Hash, Ord, PartialEq, PartialOrd, assert, assert_eq,
+        assert_ne, cfg, column, compile_error, concat, debug_assert, debug_assert_eq,
+        debug_assert_ne, env, file, format_args, include, include_bytes, include_str, line,
+        matches, module_path, option_env, stringify, todo, r#try, unimplemented, unreachable,
+        write, writeln,
+    };
+
+    #[stable(feature = "cfg_select", since = "1.95.0")]
+    #[doc(no_inline)]
+    pub use core::prelude::v1::cfg_select;
+
+    #[unstable(
+        feature = "concat_bytes",
+        issue = "87555",
+        reason = "`concat_bytes` is not stable enough for use and is subject to change"
+    )]
+    #[doc(no_inline)]
+    pub use core::prelude::v1::concat_bytes;
+
+    #[unstable(feature = "const_format_args", issue = "none")]
+    #[doc(no_inline)]
+    pub use core::prelude::v1::const_format_args;
+
+    #[unstable(
+        feature = "log_syntax",
+        issue = "29598",
+        reason = "`log_syntax!` is not stable enough for use and is subject to change"
+    )]
+    #[doc(no_inline)]
+    pub use core::prelude::v1::log_syntax;
+
+    #[unstable(
+        feature = "trace_macros",
+        issue = "29598",
+        reason = "`trace_macros` is not stable enough for use and is subject to change"
+    )]
+    #[doc(no_inline)]
+    pub use core::prelude::v1::trace_macros;
+
+    // Do not `doc(no_inline)` so that they become doc items on their own
+    // (no public module for them to be re-exported from).
+    #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
+    pub use core::prelude::v1::{
+        alloc_error_handler, bench, derive, global_allocator, test, test_case,
+    };
+
+    #[unstable(feature = "derive_const", issue = "118304")]
+    pub use core::prelude::v1::derive_const;
+
+    // Do not `doc(no_inline)` either.
+    #[unstable(
+        feature = "cfg_accessible",
+        issue = "64797",
+        reason = "`cfg_accessible` is not fully implemented"
+    )]
+    pub use core::prelude::v1::cfg_accessible;
+
+    // Do not `doc(no_inline)` either.
+    #[unstable(
+        feature = "cfg_eval",
+        issue = "82679",
+        reason = "`cfg_eval` is a recently implemented feature"
+    )]
+    pub use core::prelude::v1::cfg_eval;
+
+    // Do not `doc(no_inline)` either.
+    #[unstable(
+        feature = "type_ascription",
+        issue = "23416",
+        reason = "placeholder syntax for type ascription"
+    )]
+    pub use core::prelude::v1::type_ascribe;
+
+    // Do not `doc(no_inline)` either.
+    #[unstable(
+        feature = "deref_patterns",
+        issue = "87121",
+        reason = "placeholder syntax for deref patterns"
+    )]
+    pub use core::prelude::v1::deref;
+
+    // Do not `doc(no_inline)` either.
+    #[unstable(
+        feature = "type_alias_impl_trait",
+        issue = "63063",
+        reason = "`type_alias_impl_trait` has open design concerns"
+    )]
+    pub use core::prelude::v1::define_opaque;
+
+    #[unstable(feature = "extern_item_impls", issue = "125418")]
+    pub use core::prelude::v1::{eii, unsafe_eii};
+
+    #[unstable(feature = "eii_internals", issue = "none")]
+    pub use core::prelude::v1::eii_declaration;
+
+    #[stable(feature = "prelude_2021", since = "1.55.0")]
+    #[doc(no_inline)]
+    pub use core::prelude::rust_2021::*;
+
+    #[stable(feature = "prelude_2024", since = "1.85.0")]
+    #[doc(no_inline)]
+    pub use core::prelude::rust_2024::*;
+
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[doc(no_inline)]
+    pub use crate::convert::{AsMut, AsRef, From, Into};
+
     extern crate alloc;
 
     struct GlobalAllocator;