library/core/src/prelude/v1.rs

   1 //! The first version of the core prelude.
   2 //!
   3 //! See the [module-level documentation](super) for more.
   4
   5 #![stable(feature = "core_prelude", since = "1.4.0")]
   6
   7 // Re-exported core operators
   8 #[stable(feature = "core_prelude", since = "1.4.0")]
   9 #[doc(no_inline)]
  10 pub use crate::marker::{Copy, Send, Sized, Sync, Unpin};
  11 #[stable(feature = "core_prelude", since = "1.4.0")]
  12 #[doc(no_inline)]
  13 pub use crate::ops::{Drop, Fn, FnMut, FnOnce};
  14
  15 // Re-exported functions
  16 #[stable(feature = "core_prelude", since = "1.4.0")]
  17 #[doc(no_inline)]
  18 pub use crate::mem::drop;
  19
  20 // Re-exported types and traits
  21 #[stable(feature = "core_prelude", since = "1.4.0")]
  22 #[doc(no_inline)]
  23 pub use crate::clone::Clone;
  24 #[stable(feature = "core_prelude", since = "1.4.0")]
  25 #[doc(no_inline)]
  26 pub use crate::cmp::{Eq, Ord, PartialEq, PartialOrd};
  27 #[stable(feature = "core_prelude", since = "1.4.0")]
  28 #[doc(no_inline)]
  29 pub use crate::convert::{AsMut, AsRef, From, Into};
  30 #[stable(feature = "core_prelude", since = "1.4.0")]
  31 #[doc(no_inline)]
  32 pub use crate::default::Default;
  33 #[stable(feature = "core_prelude", since = "1.4.0")]
  34 #[doc(no_inline)]
  35 pub use crate::iter::{DoubleEndedIterator, ExactSizeIterator};
  36 #[stable(feature = "core_prelude", since = "1.4.0")]
  37 #[doc(no_inline)]
  38 pub use crate::iter::{Extend, IntoIterator, Iterator};
  39 #[stable(feature = "core_prelude", since = "1.4.0")]
  40 #[doc(no_inline)]
  41 pub use crate::option::Option::{self, None, Some};
  42 #[stable(feature = "core_prelude", since = "1.4.0")]
  43 #[doc(no_inline)]
  44 pub use crate::result::Result::{self, Err, Ok};
  45
  46 // Re-exported built-in macros
  47 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
  48 #[doc(no_inline)]
  49 pub use crate::fmt::macros::Debug;
  50 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
  51 #[doc(no_inline)]
  52 pub use crate::hash::macros::Hash;
  53
  54 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
  55 #[allow(deprecated)]
  56 #[doc(no_inline)]
  57 pub use crate::{
  58     assert, cfg, column, compile_error, concat, concat_idents, env, file, format_args,
  59     format_args_nl, include, include_bytes, include_str, line, log_syntax, module_path, option_env,
  60     stringify, trace_macros,
  61 };
  62
  63 #[unstable(
  64     feature = "concat_bytes",
  65     issue = "87555",
  66     reason = "`concat_bytes` is not stable enough for use and is subject to change"
  67 )]
  68 #[doc(no_inline)]
  69 pub use crate::concat_bytes;
  70
  71 // Do not `doc(inline)` these `doc(hidden)` items.
  72 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
  73 #[allow(deprecated)]
  74 pub use crate::macros::builtin::{RustcDecodable, RustcEncodable};
  75
  76 // Do not `doc(no_inline)` so that they become doc items on their own
  77 // (no public module for them to be re-exported from).
  78 #[cfg(not(bootstrap))]
  79 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
  80 pub use crate::macros::builtin::alloc_error_handler;
  81 #[stable(feature = "builtin_macro_prelude", since = "1.38.0")]
  82 pub use crate::macros::builtin::{bench, derive, global_allocator, test, test_case};
  83
  84 #[unstable(feature = "derive_const", issue = "none")]
  85 #[cfg(not(bootstrap))]
  86 pub use crate::macros::builtin::derive_const;
  87
  88 #[unstable(
  89     feature = "cfg_accessible",
  90     issue = "64797",
  91     reason = "`cfg_accessible` is not fully implemented"
  92 )]
  93 pub use crate::macros::builtin::cfg_accessible;
  94
  95 #[unstable(
  96     feature = "cfg_eval",
  97     issue = "82679",
  98     reason = "`cfg_eval` is a recently implemented feature"
  99 )]
 100 pub use crate::macros::builtin::cfg_eval;
 101
 102 #[unstable(
 103     feature = "type_ascription",
 104     issue = "23416",
 105     reason = "placeholder syntax for type ascription"
 106 )]
 107 #[cfg(not(bootstrap))]
 108 pub use crate::macros::builtin::type_ascribe;