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Diffstat (limited to 'src/libsyntax/feature_gate/accepted.rs')
| -rw-r--r-- | src/libsyntax/feature_gate/accepted.rs | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/src/libsyntax/feature_gate/accepted.rs b/src/libsyntax/feature_gate/accepted.rs deleted file mode 100644 index dab83f48a03..00000000000 --- a/src/libsyntax/feature_gate/accepted.rs +++ /dev/null @@ -1,265 +0,0 @@ -//! List of the accepted feature gates. - -use crate::symbol::sym; -use super::{State, Feature}; - -macro_rules! declare_features { - ($( - $(#[doc = $doc:tt])* (accepted, $feature:ident, $ver:expr, $issue:expr, None), - )+) => { - /// Those language feature has since been Accepted (it was once Active) - pub const ACCEPTED_FEATURES: &[Feature] = &[ - $( - Feature { - state: State::Accepted, - name: sym::$feature, - since: $ver, - issue: $issue, - edition: None, - description: concat!($($doc,)*), - } - ),+ - ]; - } -} - -declare_features! ( - // ------------------------------------------------------------------------- - // feature-group-start: for testing purposes - // ------------------------------------------------------------------------- - - /// A temporary feature gate used to enable parser extensions needed - /// to bootstrap fix for #5723. - (accepted, issue_5723_bootstrap, "1.0.0", None, None), - /// These are used to test this portion of the compiler, - /// they don't actually mean anything. - (accepted, test_accepted_feature, "1.0.0", None, None), - - // ------------------------------------------------------------------------- - // feature-group-end: for testing purposes - // ------------------------------------------------------------------------- - - // ------------------------------------------------------------------------- - // feature-group-start: accepted features - // ------------------------------------------------------------------------- - - /// Allows using associated `type`s in `trait`s. - (accepted, associated_types, "1.0.0", None, None), - /// Allows using assigning a default type to type parameters in algebraic data type definitions. - (accepted, default_type_params, "1.0.0", None, None), - // FIXME: explain `globs`. - (accepted, globs, "1.0.0", None, None), - /// Allows `macro_rules!` items. - (accepted, macro_rules, "1.0.0", None, None), - /// Allows use of `&foo[a..b]` as a slicing syntax. - (accepted, slicing_syntax, "1.0.0", None, None), - /// Allows struct variants `Foo { baz: u8, .. }` in enums (RFC 418). - (accepted, struct_variant, "1.0.0", None, None), - /// Allows indexing tuples. - (accepted, tuple_indexing, "1.0.0", None, None), - /// Allows the use of `if let` expressions. - (accepted, if_let, "1.0.0", None, None), - /// Allows the use of `while let` expressions. - (accepted, while_let, "1.0.0", None, None), - /// Allows using `#![no_std]`. - (accepted, no_std, "1.6.0", None, None), - /// Allows overloading augmented assignment operations like `a += b`. - (accepted, augmented_assignments, "1.8.0", Some(28235), None), - /// Allows empty structs and enum variants with braces. - (accepted, braced_empty_structs, "1.8.0", Some(29720), None), - /// Allows `#[deprecated]` attribute. - (accepted, deprecated, "1.9.0", Some(29935), None), - /// Allows macros to appear in the type position. - (accepted, type_macros, "1.13.0", Some(27245), None), - /// Allows use of the postfix `?` operator in expressions. - (accepted, question_mark, "1.13.0", Some(31436), None), - /// Allows `..` in tuple (struct) patterns. - (accepted, dotdot_in_tuple_patterns, "1.14.0", Some(33627), None), - /// Allows some increased flexibility in the name resolution rules, - /// especially around globs and shadowing (RFC 1560). - (accepted, item_like_imports, "1.15.0", Some(35120), None), - /// Allows using `Self` and associated types in struct expressions and patterns. - (accepted, more_struct_aliases, "1.16.0", Some(37544), None), - /// Allows elision of `'static` lifetimes in `static`s and `const`s. - (accepted, static_in_const, "1.17.0", Some(35897), None), - /// Allows field shorthands (`x` meaning `x: x`) in struct literal expressions. - (accepted, field_init_shorthand, "1.17.0", Some(37340), None), - /// Allows the definition recursive static items. - (accepted, static_recursion, "1.17.0", Some(29719), None), - /// Allows `pub(restricted)` visibilities (RFC 1422). - (accepted, pub_restricted, "1.18.0", Some(32409), None), - /// Allows `#![windows_subsystem]`. - (accepted, windows_subsystem, "1.18.0", Some(37499), None), - /// Allows `break {expr}` with a value inside `loop`s. - (accepted, loop_break_value, "1.19.0", Some(37339), None), - /// Allows numeric fields in struct expressions and patterns. - (accepted, relaxed_adts, "1.19.0", Some(35626), None), - /// Allows coercing non capturing closures to function pointers. - (accepted, closure_to_fn_coercion, "1.19.0", Some(39817), None), - /// Allows attributes on struct literal fields. - (accepted, struct_field_attributes, "1.20.0", Some(38814), None), - /// Allows the definition of associated constants in `trait` or `impl` blocks. - (accepted, associated_consts, "1.20.0", Some(29646), None), - /// Allows usage of the `compile_error!` macro. - (accepted, compile_error, "1.20.0", Some(40872), None), - /// Allows code like `let x: &'static u32 = &42` to work (RFC 1414). - (accepted, rvalue_static_promotion, "1.21.0", Some(38865), None), - /// Allows `Drop` types in constants (RFC 1440). - (accepted, drop_types_in_const, "1.22.0", Some(33156), None), - /// Allows the sysV64 ABI to be specified on all platforms - /// instead of just the platforms on which it is the C ABI. - (accepted, abi_sysv64, "1.24.0", Some(36167), None), - /// Allows `repr(align(16))` struct attribute (RFC 1358). - (accepted, repr_align, "1.25.0", Some(33626), None), - /// Allows '|' at beginning of match arms (RFC 1925). - (accepted, match_beginning_vert, "1.25.0", Some(44101), None), - /// Allows nested groups in `use` items (RFC 2128). - (accepted, use_nested_groups, "1.25.0", Some(44494), None), - /// Allows indexing into constant arrays. - (accepted, const_indexing, "1.26.0", Some(29947), None), - /// Allows using `a..=b` and `..=b` as inclusive range syntaxes. - (accepted, inclusive_range_syntax, "1.26.0", Some(28237), None), - /// Allows `..=` in patterns (RFC 1192). - (accepted, dotdoteq_in_patterns, "1.26.0", Some(28237), None), - /// Allows `fn main()` with return types which implements `Termination` (RFC 1937). - (accepted, termination_trait, "1.26.0", Some(43301), None), - /// Allows implementing `Clone` for closures where possible (RFC 2132). - (accepted, clone_closures, "1.26.0", Some(44490), None), - /// Allows implementing `Copy` for closures where possible (RFC 2132). - (accepted, copy_closures, "1.26.0", Some(44490), None), - /// Allows `impl Trait` in function arguments. - (accepted, universal_impl_trait, "1.26.0", Some(34511), None), - /// Allows `impl Trait` in function return types. - (accepted, conservative_impl_trait, "1.26.0", Some(34511), None), - /// Allows using the `u128` and `i128` types. - (accepted, i128_type, "1.26.0", Some(35118), None), - /// Allows default match binding modes (RFC 2005). - (accepted, match_default_bindings, "1.26.0", Some(42640), None), - /// Allows `'_` placeholder lifetimes. - (accepted, underscore_lifetimes, "1.26.0", Some(44524), None), - /// Allows attributes on lifetime/type formal parameters in generics (RFC 1327). - (accepted, generic_param_attrs, "1.27.0", Some(48848), None), - /// Allows `cfg(target_feature = "...")`. - (accepted, cfg_target_feature, "1.27.0", Some(29717), None), - /// Allows `#[target_feature(...)]`. - (accepted, target_feature, "1.27.0", None, None), - /// Allows using `dyn Trait` as a syntax for trait objects. - (accepted, dyn_trait, "1.27.0", Some(44662), None), - /// Allows `#[must_use]` on functions, and introduces must-use operators (RFC 1940). - (accepted, fn_must_use, "1.27.0", Some(43302), None), - /// Allows use of the `:lifetime` macro fragment specifier. - (accepted, macro_lifetime_matcher, "1.27.0", Some(34303), None), - /// Allows `#[test]` functions where the return type implements `Termination` (RFC 1937). - (accepted, termination_trait_test, "1.27.0", Some(48854), None), - /// Allows the `#[global_allocator]` attribute. - (accepted, global_allocator, "1.28.0", Some(27389), None), - /// Allows `#[repr(transparent)]` attribute on newtype structs. - (accepted, repr_transparent, "1.28.0", Some(43036), None), - /// Allows procedural macros in `proc-macro` crates. - (accepted, proc_macro, "1.29.0", Some(38356), None), - /// Allows `foo.rs` as an alternative to `foo/mod.rs`. - (accepted, non_modrs_mods, "1.30.0", Some(44660), None), - /// Allows use of the `:vis` macro fragment specifier - (accepted, macro_vis_matcher, "1.30.0", Some(41022), None), - /// Allows importing and reexporting macros with `use`, - /// enables macro modularization in general. - (accepted, use_extern_macros, "1.30.0", Some(35896), None), - /// Allows keywords to be escaped for use as identifiers. - (accepted, raw_identifiers, "1.30.0", Some(48589), None), - /// Allows attributes scoped to tools. - (accepted, tool_attributes, "1.30.0", Some(44690), None), - /// Allows multi-segment paths in attributes and derives. - (accepted, proc_macro_path_invoc, "1.30.0", Some(38356), None), - /// Allows all literals in attribute lists and values of key-value pairs. - (accepted, attr_literals, "1.30.0", Some(34981), None), - /// Allows inferring outlives requirements (RFC 2093). - (accepted, infer_outlives_requirements, "1.30.0", Some(44493), None), - /// Allows annotating functions conforming to `fn(&PanicInfo) -> !` with `#[panic_handler]`. - /// This defines the behavior of panics. - (accepted, panic_handler, "1.30.0", Some(44489), None), - /// Allows `#[used]` to preserve symbols (see llvm.used). - (accepted, used, "1.30.0", Some(40289), None), - /// Allows `crate` in paths. - (accepted, crate_in_paths, "1.30.0", Some(45477), None), - /// Allows resolving absolute paths as paths from other crates. - (accepted, extern_absolute_paths, "1.30.0", Some(44660), None), - /// Allows access to crate names passed via `--extern` through prelude. - (accepted, extern_prelude, "1.30.0", Some(44660), None), - /// Allows parentheses in patterns. - (accepted, pattern_parentheses, "1.31.0", Some(51087), None), - /// Allows the definition of `const fn` functions. - (accepted, min_const_fn, "1.31.0", Some(53555), None), - /// Allows scoped lints. - (accepted, tool_lints, "1.31.0", Some(44690), None), - /// Allows lifetime elision in `impl` headers. For example: - /// + `impl<I:Iterator> Iterator for &mut Iterator` - /// + `impl Debug for Foo<'_>` - (accepted, impl_header_lifetime_elision, "1.31.0", Some(15872), None), - /// Allows `extern crate foo as bar;`. This puts `bar` into extern prelude. - (accepted, extern_crate_item_prelude, "1.31.0", Some(55599), None), - /// Allows use of the `:literal` macro fragment specifier (RFC 1576). - (accepted, macro_literal_matcher, "1.32.0", Some(35625), None), - /// Allows use of `?` as the Kleene "at most one" operator in macros. - (accepted, macro_at_most_once_rep, "1.32.0", Some(48075), None), - /// Allows `Self` struct constructor (RFC 2302). - (accepted, self_struct_ctor, "1.32.0", Some(51994), None), - /// Allows `Self` in type definitions (RFC 2300). - (accepted, self_in_typedefs, "1.32.0", Some(49303), None), - /// Allows `use x::y;` to search `x` in the current scope. - (accepted, uniform_paths, "1.32.0", Some(53130), None), - /// Allows integer match exhaustiveness checking (RFC 2591). - (accepted, exhaustive_integer_patterns, "1.33.0", Some(50907), None), - /// Allows `use path as _;` and `extern crate c as _;`. - (accepted, underscore_imports, "1.33.0", Some(48216), None), - /// Allows `#[repr(packed(N))]` attribute on structs. - (accepted, repr_packed, "1.33.0", Some(33158), None), - /// Allows irrefutable patterns in `if let` and `while let` statements (RFC 2086). - (accepted, irrefutable_let_patterns, "1.33.0", Some(44495), None), - /// Allows calling `const unsafe fn` inside `unsafe` blocks in `const fn` functions. - (accepted, min_const_unsafe_fn, "1.33.0", Some(55607), None), - /// Allows let bindings, assignments and destructuring in `const` functions and constants. - /// As long as control flow is not implemented in const eval, `&&` and `||` may not be used - /// at the same time as let bindings. - (accepted, const_let, "1.33.0", Some(48821), None), - /// Allows `#[cfg_attr(predicate, multiple, attributes, here)]`. - (accepted, cfg_attr_multi, "1.33.0", Some(54881), None), - /// Allows top level or-patterns (`p | q`) in `if let` and `while let`. - (accepted, if_while_or_patterns, "1.33.0", Some(48215), None), - /// Allows `cfg(target_vendor = "...")`. - (accepted, cfg_target_vendor, "1.33.0", Some(29718), None), - /// Allows `extern crate self as foo;`. - /// This puts local crate root into extern prelude under name `foo`. - (accepted, extern_crate_self, "1.34.0", Some(56409), None), - /// Allows arbitrary delimited token streams in non-macro attributes. - (accepted, unrestricted_attribute_tokens, "1.34.0", Some(55208), None), - /// Allows paths to enum variants on type aliases including `Self`. - (accepted, type_alias_enum_variants, "1.37.0", Some(49683), None), - /// Allows using `#[repr(align(X))]` on enums with equivalent semantics - /// to wrapping an enum in a wrapper struct with `#[repr(align(X))]`. - (accepted, repr_align_enum, "1.37.0", Some(57996), None), - /// Allows `const _: TYPE = VALUE`. - (accepted, underscore_const_names, "1.37.0", Some(54912), None), - /// Allows free and inherent `async fn`s, `async` blocks, and `<expr>.await` expressions. - (accepted, async_await, "1.39.0", Some(50547), None), - /// Allows mixing bind-by-move in patterns and references to those identifiers in guards. - (accepted, bind_by_move_pattern_guards, "1.39.0", Some(15287), None), - /// Allows attributes in formal function parameters. - (accepted, param_attrs, "1.39.0", Some(60406), None), - /// Allows macro invocations in `extern {}` blocks. - (accepted, macros_in_extern, "1.40.0", Some(49476), None), - /// Allows future-proofing enums/structs with the `#[non_exhaustive]` attribute (RFC 2008). - (accepted, non_exhaustive, "1.40.0", Some(44109), None), - /// Allows calling constructor functions in `const fn`. - (accepted, const_constructor, "1.40.0", Some(61456), None), - /// Allows the use of `#[cfg(doctest)]`, set when rustdoc is collecting doctests. - (accepted, cfg_doctest, "1.40.0", Some(62210), None), - /// Allows the `!` type. Does not imply 'exhaustive_patterns' any more. - (accepted, never_type, "1.41.0", Some(35121), None), - /// Allows relaxing the coherence rules such that - /// `impl<T> ForeignTrait<LocalType> for ForeignType<T>` is permitted. - (accepted, re_rebalance_coherence, "1.41.0", Some(55437), None), - - // ------------------------------------------------------------------------- - // feature-group-end: accepted features - // ------------------------------------------------------------------------- -); |