From 584388c4aac430fbf41114d94b9c6debfe191e62 Mon Sep 17 00:00:00 2001 From: Mazdak Farrokhzad Date: Thu, 22 Aug 2019 20:40:50 +0200 Subject: [PATCH] builtin_attrs.rs: cleanup with `(un)gated!`. --- src/libsyntax/feature_gate/builtin_attrs.rs | 497 +++++++++----------- 1 file changed, 219 insertions(+), 278 deletions(-) diff --git a/src/libsyntax/feature_gate/builtin_attrs.rs b/src/libsyntax/feature_gate/builtin_attrs.rs index ad2e6a3feac6..3188e92ed78d 100644 --- a/src/libsyntax/feature_gate/builtin_attrs.rs +++ b/src/libsyntax/feature_gate/builtin_attrs.rs @@ -128,17 +128,32 @@ macro_rules! template { } }; } +macro_rules! ungated { + ($attr:ident, $typ:expr, $tpl:expr $(,)?) => { + (sym::$attr, $typ, $tpl, Ungated) + }; +} + +macro_rules! gated { + ($attr:ident, $typ:expr, $tpl:expr, $gate:ident, $msg:expr $(,)?) => { + (sym::$attr, $typ, $tpl, Gated(Stability::Unstable, sym::$gate, $msg, cfg_fn!($gate))) + }; + ($attr:ident, $typ:expr, $tpl:expr, $msg:expr $(,)?) => { + (sym::$attr, $typ, $tpl, Gated(Stability::Unstable, sym::$attr, $msg, cfg_fn!($attr))) + }; +} + macro_rules! rustc_attr { - (TEST, $gate:ident, $typ:expr, $tpl:expr $(,)?) => { + (TEST, $attr:ident, $typ:expr, $tpl:expr $(,)?) => { rustc_attr!( - $gate, $typ, $tpl, - concat!("the `#[", stringify!($gate), "]` attribute is just used for rustc unit tests \ + $attr, $typ, $tpl, + concat!("the `#[", stringify!($attr), "]` attribute is just used for rustc unit tests \ and will never be stable", ), ) }; - ($gate:ident, $typ:expr, $tpl:expr, $msg:expr $(,)?) => { - (sym::$gate, $typ, $tpl, + ($attr:ident, $typ:expr, $tpl:expr, $msg:expr $(,)?) => { + (sym::$attr, $typ, $tpl, Gated(Stability::Unstable, sym::rustc_attrs, $msg, cfg_fn!(rustc_attrs))) }; } @@ -149,145 +164,106 @@ pub type BuiltinAttribute = (Symbol, AttributeType, AttributeTemplate, Attribute pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[ // Normal attributes - ( - sym::warn, - Normal, - template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), - Ungated - ), - ( - sym::allow, - Normal, - template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), - Ungated - ), - ( - sym::forbid, - Normal, - template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), - Ungated - ), - ( - sym::deny, - Normal, - template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#), - Ungated - ), + ungated!(warn, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#)), + ungated!(allow, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#)), + ungated!(forbid, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#)), + ungated!(deny, Normal, template!(List: r#"lint1, lint2, ..., /*opt*/ reason = "...""#)), - (sym::macro_use, Normal, template!(Word, List: "name1, name2, ..."), Ungated), - (sym::macro_export, Normal, template!(Word, List: "local_inner_macros"), Ungated), - (sym::plugin_registrar, Normal, template!(Word), Ungated), + ungated!(macro_use, Normal, template!(Word, List: "name1, name2, ...")), + ungated!(macro_export, Normal, template!(Word, List: "local_inner_macros")), + ungated!(plugin_registrar, Normal, template!(Word)), - (sym::cfg, Normal, template!(List: "predicate"), Ungated), - (sym::cfg_attr, Normal, template!(List: "predicate, attr1, attr2, ..."), Ungated), - (sym::main, Normal, template!(Word), Ungated), - (sym::start, Normal, template!(Word), Ungated), - (sym::repr, Normal, template!(List: "C, packed, ..."), Ungated), - (sym::path, Normal, template!(NameValueStr: "file"), Ungated), - (sym::automatically_derived, Normal, template!(Word), Ungated), - (sym::no_mangle, Whitelisted, template!(Word), Ungated), - (sym::no_link, Normal, template!(Word), Ungated), - (sym::derive, Normal, template!(List: "Trait1, Trait2, ..."), Ungated), - ( - sym::should_panic, - Normal, + ungated!(cfg, Normal, template!(List: "predicate")), + ungated!(cfg_attr, Normal, template!(List: "predicate, attr1, attr2, ...")), + ungated!(main, Normal, template!(Word)), + ungated!(start, Normal, template!(Word)), + ungated!(repr, Normal, template!(List: "C, packed, ...")), + ungated!(path, Normal, template!(NameValueStr: "file")), + ungated!(automatically_derived, Normal, template!(Word)), + ungated!(no_mangle, Whitelisted, template!(Word)), + ungated!(no_link, Normal, template!(Word)), + ungated!(derive, Normal, template!(List: "Trait1, Trait2, ...")), + ungated!( + should_panic, Normal, template!(Word, List: r#"expected = "reason"#, NameValueStr: "reason"), - Ungated ), - (sym::ignore, Normal, template!(Word, NameValueStr: "reason"), Ungated), - (sym::no_implicit_prelude, Normal, template!(Word), Ungated), - (sym::reexport_test_harness_main, Normal, template!(NameValueStr: "name"), Ungated), - (sym::link_args, Normal, template!(NameValueStr: "args"), Gated(Stability::Unstable, - sym::link_args, - "the `link_args` attribute is experimental and not \ - portable across platforms, it is recommended to \ - use `#[link(name = \"foo\")] instead", - cfg_fn!(link_args))), - (sym::macro_escape, Normal, template!(Word), Ungated), + ungated!(ignore, Normal, template!(Word, NameValueStr: "reason")), + ungated!(no_implicit_prelude, Normal, template!(Word)), + ungated!(reexport_test_harness_main, Normal, template!(NameValueStr: "name")), + gated!( + link_args, Normal, template!(NameValueStr: "args"), + "the `link_args` attribute is experimental and not portable across platforms, \ + it is recommended to use `#[link(name = \"foo\")] instead", + ), + ungated!(macro_escape, Normal, template!(Word)), // RFC #1445. - (sym::structural_match, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::structural_match, - "the semantics of constant patterns is \ - not yet settled", - cfg_fn!(structural_match))), + gated!( + structural_match, Whitelisted, template!(Word), + "the semantics of constant patterns is not yet settled", + ), // RFC #2008 - (sym::non_exhaustive, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::non_exhaustive, - "non exhaustive is an experimental feature", - cfg_fn!(non_exhaustive))), + gated!( + non_exhaustive, Whitelisted, template!(Word), + "non exhaustive is an experimental feature", + ), // RFC #1268 - (sym::marker, Normal, template!(Word), Gated(Stability::Unstable, - sym::marker_trait_attr, - "marker traits is an experimental feature", - cfg_fn!(marker_trait_attr))), + gated!( + marker, Normal, template!(Word), marker_trait_attr, + "marker traits is an experimental feature", + ), - (sym::plugin, CrateLevel, template!(List: "name|name(args)"), Gated(Stability::Unstable, - sym::plugin, - "compiler plugins are experimental \ - and possibly buggy", - cfg_fn!(plugin))), + gated!( + plugin, CrateLevel, template!(List: "name|name(args)"), + "compiler plugins are experimental and possibly buggy", + ), - (sym::no_std, CrateLevel, template!(Word), Ungated), - (sym::no_core, CrateLevel, template!(Word), Gated(Stability::Unstable, - sym::no_core, - "no_core is experimental", - cfg_fn!(no_core))), - (sym::lang, Normal, template!(NameValueStr: "name"), Gated(Stability::Unstable, - sym::lang_items, - "language items are subject to change", - cfg_fn!(lang_items))), - (sym::linkage, Whitelisted, template!(NameValueStr: "external|internal|..."), - Gated(Stability::Unstable, - sym::linkage, - "the `linkage` attribute is experimental \ - and not portable across platforms", - cfg_fn!(linkage))), - (sym::thread_local, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::thread_local, - "`#[thread_local]` is an experimental feature, and does \ - not currently handle destructors", - cfg_fn!(thread_local))), - - (sym::rustc_on_unimplemented, Whitelisted, template!(List: - r#"/*opt*/ message = "...", /*opt*/ label = "...", /*opt*/ note = "...""#, - NameValueStr: "message"), - Gated(Stability::Unstable, - sym::on_unimplemented, - "the `#[rustc_on_unimplemented]` attribute \ - is an experimental feature", - cfg_fn!(on_unimplemented))), - (sym::rustc_const_unstable, Normal, template!(List: r#"feature = "name""#), - Gated(Stability::Unstable, - sym::rustc_const_unstable, - "the `#[rustc_const_unstable]` attribute \ - is an internal feature", - cfg_fn!(rustc_const_unstable))), - (sym::default_lib_allocator, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::allocator_internals, - "the `#[default_lib_allocator]` \ - attribute is an experimental feature", - cfg_fn!(allocator_internals))), - (sym::needs_allocator, Normal, template!(Word), Gated(Stability::Unstable, - sym::allocator_internals, - "the `#[needs_allocator]` \ - attribute is an experimental \ - feature", - cfg_fn!(allocator_internals))), - (sym::panic_runtime, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::panic_runtime, - "the `#[panic_runtime]` attribute is \ - an experimental feature", - cfg_fn!(panic_runtime))), - (sym::needs_panic_runtime, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::needs_panic_runtime, - "the `#[needs_panic_runtime]` \ - attribute is an experimental \ - feature", - cfg_fn!(needs_panic_runtime))), + ungated!(no_std, CrateLevel, template!(Word)), + gated!(no_core, CrateLevel, template!(Word), "no_core is experimental"), + gated!( + lang, Normal, template!(NameValueStr: "name"), lang_items, + "language items are subject to change", + ), + gated!( + linkage, Whitelisted, template!(NameValueStr: "external|internal|..."), + "the `linkage` attribute is experimental and not portable across platforms", + ), + gated!( + thread_local, Whitelisted, template!(Word), + "`#[thread_local]` is an experimental feature, and does not currently handle destructors", + ), + gated!( + rustc_on_unimplemented, Whitelisted, + template!( + List: r#"/*opt*/ message = "...", /*opt*/ label = "...", /*opt*/ note = "...""#, + NameValueStr: "message" + ), + on_unimplemented, + "the `#[rustc_on_unimplemented]` attribute is an experimental feature", + ), + gated!( + rustc_const_unstable, Normal, template!(List: r#"feature = "name""#), + "the `#[rustc_const_unstable]` attribute is an internal feature", + ), + gated!( + default_lib_allocator, Whitelisted, template!(Word), allocator_internals, + "the `#[default_lib_allocator]` attribute is an experimental feature", + ), + gated!( + needs_allocator, Normal, template!(Word), allocator_internals, + "the `#[needs_allocator]` attribute is an experimental feature", + ), + gated!( + panic_runtime, Whitelisted, template!(Word), + "the `#[panic_runtime]` attribute is an experimental feature", + ), + gated!( + needs_panic_runtime, Whitelisted, template!(Word), + "the `#[needs_panic_runtime]` attribute is an experimental feature", + ), rustc_attr!(TEST, rustc_outlives, Normal, template!(Word)), rustc_attr!(TEST, rustc_variance, Normal, template!(Word)), rustc_attr!(TEST, rustc_layout, Normal, template!(List: "field1, field2, ...")), @@ -359,47 +335,38 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[ template!(NameValueStr: "transparent|semitransparent|opaque"), "used internally for testing macro hygiene", ), - (sym::compiler_builtins, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::compiler_builtins, - "the `#[compiler_builtins]` attribute is used to \ - identify the `compiler_builtins` crate which \ - contains compiler-rt intrinsics and will never be \ - stable", - cfg_fn!(compiler_builtins))), - (sym::sanitizer_runtime, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::sanitizer_runtime, - "the `#[sanitizer_runtime]` attribute is used to \ - identify crates that contain the runtime of a \ - sanitizer and will never be stable", - cfg_fn!(sanitizer_runtime))), - (sym::profiler_runtime, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::profiler_runtime, - "the `#[profiler_runtime]` attribute is used to \ - identify the `profiler_builtins` crate which \ - contains the profiler runtime and will never be \ - stable", - cfg_fn!(profiler_runtime))), - (sym::allow_internal_unstable, Normal, template!(Word, List: "feat1, feat2, ..."), - Gated(Stability::Unstable, - sym::allow_internal_unstable, - EXPLAIN_ALLOW_INTERNAL_UNSTABLE, - cfg_fn!(allow_internal_unstable))), + gated!( + compiler_builtins, Whitelisted, template!(Word), + "the `#[compiler_builtins]` attribute is used to identify the `compiler_builtins` crate \ + which contains compiler-rt intrinsics and will never be stable", + ), + gated!( + sanitizer_runtime, Whitelisted, template!(Word), + "the `#[sanitizer_runtime]` attribute is used to identify crates that contain the runtime \ + of a sanitizer and will never be stable", + ), + gated!( + profiler_runtime, Whitelisted, template!(Word), + "the `#[profiler_runtime]` attribute is used to identify the `profiler_builtins` crate \ + which contains the profiler runtime and will never be stable", + ), - (sym::allow_internal_unsafe, Normal, template!(Word), Gated(Stability::Unstable, - sym::allow_internal_unsafe, - EXPLAIN_ALLOW_INTERNAL_UNSAFE, - cfg_fn!(allow_internal_unsafe))), + gated!( + allow_internal_unstable, Normal, template!(Word, List: "feat1, feat2, ..."), + EXPLAIN_ALLOW_INTERNAL_UNSTABLE, + ), + gated!(allow_internal_unsafe, Normal, template!(Word), EXPLAIN_ALLOW_INTERNAL_UNSAFE), - (sym::fundamental, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::fundamental, - "the `#[fundamental]` attribute \ - is an experimental feature", - cfg_fn!(fundamental))), + gated!( + fundamental, Whitelisted, template!(Word), + "the `#[fundamental]` attribute is an experimental feature", + ), - (sym::proc_macro_derive, Normal, template!(List: "TraitName, \ - /*opt*/ attributes(name1, name2, ...)"), - Ungated), + ungated!( + proc_macro_derive, Normal, + template!(List: "TraitName, /*opt*/ attributes(name1, name2, ...)"), + ), rustc_attr!(rustc_allocator, Whitelisted, template!(Word), "internal implementation detail"), rustc_attr!( @@ -418,119 +385,93 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[ rustc_attr!(rustc_dummy, Normal, template!(Word /* doesn't matter*/), "used by the test suite"), // FIXME: #14408 whitelist docs since rustdoc looks at them - ( - sym::doc, - Whitelisted, - template!(List: "hidden|inline|...", NameValueStr: "string"), - Ungated - ), + ungated!(doc, Whitelisted, template!(List: "hidden|inline|...", NameValueStr: "string")), - // FIXME: #14406 these are processed in codegen, which happens after the - // lint pass - (sym::cold, Whitelisted, template!(Word), Ungated), - (sym::naked, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::naked_functions, - "the `#[naked]` attribute \ - is an experimental feature", - cfg_fn!(naked_functions))), - (sym::ffi_returns_twice, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::ffi_returns_twice, - "the `#[ffi_returns_twice]` attribute \ - is an experimental feature", - cfg_fn!(ffi_returns_twice))), - (sym::target_feature, Whitelisted, template!(List: r#"enable = "name""#), Ungated), - (sym::export_name, Whitelisted, template!(NameValueStr: "name"), Ungated), - (sym::inline, Whitelisted, template!(Word, List: "always|never"), Ungated), - (sym::link, Whitelisted, template!(List: r#"name = "...", /*opt*/ kind = "dylib|static|...", - /*opt*/ cfg = "...""#), Ungated), - (sym::link_name, Whitelisted, template!(NameValueStr: "name"), Ungated), - (sym::link_section, Whitelisted, template!(NameValueStr: "name"), Ungated), - (sym::no_builtins, Whitelisted, template!(Word), Ungated), - (sym::no_debug, Whitelisted, template!(Word), Gated( - Stability::Deprecated("https://github.com/rust-lang/rust/issues/29721", None), - sym::no_debug, - "the `#[no_debug]` attribute was an experimental feature that has been \ - deprecated due to lack of demand", - cfg_fn!(no_debug))), + // FIXME: #14406 these are processed in codegen, which happens after the lint pass + + ungated!(cold, Whitelisted, template!(Word)), + gated!( + naked, Whitelisted, template!(Word), naked_functions, + "the `#[naked]` attribute is an experimental feature", + ), + gated!( + ffi_returns_twice, Whitelisted, template!(Word), + "the `#[ffi_returns_twice]` attribute is an experimental feature", + ), + ungated!(target_feature, Whitelisted, template!(List: r#"enable = "name""#)), + ungated!(export_name, Whitelisted, template!(NameValueStr: "name")), + ungated!(inline, Whitelisted, template!(Word, List: "always|never")), + ungated!( + link, Whitelisted, + template!(List: r#"name = "...", /*opt*/ kind = "dylib|static|...", /*opt*/ cfg = "...""#), + ), + ungated!(link_name, Whitelisted, template!(NameValueStr: "name")), + ungated!(link_section, Whitelisted, template!(NameValueStr: "name")), + ungated!(no_builtins, Whitelisted, template!(Word)), ( - sym::omit_gdb_pretty_printer_section, - Whitelisted, - template!(Word), + sym::no_debug, Whitelisted, template!(Word), Gated( - Stability::Unstable, - sym::omit_gdb_pretty_printer_section, - "the `#[omit_gdb_pretty_printer_section]` \ - attribute is just used for the Rust test \ - suite", - cfg_fn!(omit_gdb_pretty_printer_section) + Stability::Deprecated("https://github.com/rust-lang/rust/issues/29721", None), + sym::no_debug, + "the `#[no_debug]` attribute was an experimental feature that has been \ + deprecated due to lack of demand", + cfg_fn!(no_debug) ) ), - (sym::may_dangle, - Normal, - template!(Word), - Gated(Stability::Unstable, - sym::dropck_eyepatch, + gated!( + omit_gdb_pretty_printer_section, Whitelisted, template!(Word), + "the `#[omit_gdb_pretty_printer_section]` attribute is just used for the Rust test suite", + ), + gated!( + may_dangle, Normal, template!(Word), dropck_eyepatch, "`may_dangle` has unstable semantics and may be removed in the future", - cfg_fn!(dropck_eyepatch))), - (sym::unwind, Whitelisted, template!(List: "allowed|aborts"), Gated(Stability::Unstable, - sym::unwind_attributes, - "`#[unwind]` is experimental", - cfg_fn!(unwind_attributes))), - (sym::used, Whitelisted, template!(Word), Ungated), + ), + gated!( + unwind, Whitelisted, template!(List: "allowed|aborts"), unwind_attributes, + "`#[unwind]` is experimental", + ), + ungated!(used, Whitelisted, template!(Word)), - // used in resolve - (sym::prelude_import, Whitelisted, template!(Word), Gated(Stability::Unstable, - sym::prelude_import, - "`#[prelude_import]` is for use by rustc only", - cfg_fn!(prelude_import))), + // Used in resolve: + gated!( + prelude_import, Whitelisted, template!(Word), + "`#[prelude_import]` is for use by rustc only", + ), // FIXME: #14407 these are only looked at on-demand so we can't // guarantee they'll have already been checked - ( - sym::rustc_deprecated, - Whitelisted, - template!(List: r#"since = "version", reason = "...""#), - Ungated + ungated!( + rustc_deprecated, Whitelisted, + template!(List: r#"since = "version", reason = "...""#) ), - (sym::must_use, Whitelisted, template!(Word, NameValueStr: "reason"), Ungated), - ( - sym::stable, - Whitelisted, - template!(List: r#"feature = "name", since = "version""#), - Ungated - ), - ( - sym::unstable, - Whitelisted, + ungated!(must_use, Whitelisted, template!(Word, NameValueStr: "reason")), + ungated!(stable, Whitelisted, template!(List: r#"feature = "name", since = "version""#)), + ungated!( + unstable, Whitelisted, template!(List: r#"feature = "name", reason = "...", issue = "N""#), - Ungated ), - (sym::deprecated, - Normal, + ungated!( + deprecated, Normal, template!( Word, List: r#"/*opt*/ since = "version", /*opt*/ note = "reason""#, NameValueStr: "reason" ), - Ungated ), - (sym::rustc_paren_sugar, Normal, template!(Word), Gated(Stability::Unstable, - sym::unboxed_closures, - "unboxed_closures are still evolving", - cfg_fn!(unboxed_closures))), + gated!( + rustc_paren_sugar, Normal, template!(Word), unboxed_closures, + "unboxed_closures are still evolving", + ), - (sym::windows_subsystem, Whitelisted, template!(NameValueStr: "windows|console"), Ungated), + ungated!(windows_subsystem, Whitelisted, template!(NameValueStr: "windows|console")), - (sym::proc_macro_attribute, Normal, template!(Word), Ungated), - (sym::proc_macro, Normal, template!(Word), Ungated), + ungated!(proc_macro_attribute, Normal, template!(Word)), + ungated!(proc_macro, Normal, template!(Word)), rustc_attr!(rustc_proc_macro_decls, Normal, template!(Word), "used internally by rustc"), - (sym::allow_fail, Normal, template!(Word), Gated(Stability::Unstable, - sym::allow_fail, - "allow_fail attribute is currently unstable", - cfg_fn!(allow_fail))), + gated!(allow_fail, Normal, template!(Word), "allow_fail attribute is currently unstable"), rustc_attr!( rustc_std_internal_symbol, Whitelisted, template!(Word), @@ -545,33 +486,33 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[ rustc_args_required_const, Whitelisted, template!(List: "N"), "this is an internal attribute that will never be stable", ), - // RFC 2070 - (sym::panic_handler, Normal, template!(Word), Ungated), - (sym::alloc_error_handler, Normal, template!(Word), Gated(Stability::Unstable, - sym::alloc_error_handler, - "`#[alloc_error_handler]` is an unstable feature", - cfg_fn!(alloc_error_handler))), + // RFC 2070 + ungated!(panic_handler, Normal, template!(Word)), + gated!( + alloc_error_handler, Normal, template!(Word), + "`#[alloc_error_handler]` is an unstable feature", + ), // RFC 2412 - (sym::optimize, Whitelisted, template!(List: "size|speed"), Gated(Stability::Unstable, - sym::optimize_attribute, - "`#[optimize]` attribute is an unstable feature", - cfg_fn!(optimize_attribute))), + gated!( + optimize, Whitelisted, template!(List: "size|speed"), optimize_attribute, + "`#[optimize]` attribute is an unstable feature", + ), // Crate level attributes - (sym::crate_name, CrateLevel, template!(NameValueStr: "name"), Ungated), - (sym::crate_type, CrateLevel, template!(NameValueStr: "bin|lib|..."), Ungated), - (sym::crate_id, CrateLevel, template!(NameValueStr: "ignored"), Ungated), - (sym::feature, CrateLevel, template!(List: "name1, name1, ..."), Ungated), - (sym::no_start, CrateLevel, template!(Word), Ungated), - (sym::no_main, CrateLevel, template!(Word), Ungated), - (sym::recursion_limit, CrateLevel, template!(NameValueStr: "N"), Ungated), - (sym::type_length_limit, CrateLevel, template!(NameValueStr: "N"), Ungated), - (sym::test_runner, CrateLevel, template!(List: "path"), Gated(Stability::Unstable, - sym::custom_test_frameworks, - "custom test frameworks are an unstable feature", - cfg_fn!(custom_test_frameworks))), + ungated!(crate_name, CrateLevel, template!(NameValueStr: "name")), + ungated!(crate_type, CrateLevel, template!(NameValueStr: "bin|lib|...")), + ungated!(crate_id, CrateLevel, template!(NameValueStr: "ignored")), + ungated!(feature, CrateLevel, template!(List: "name1, name1, ...")), + ungated!(no_start, CrateLevel, template!(Word)), + ungated!(no_main, CrateLevel, template!(Word)), + ungated!(recursion_limit, CrateLevel, template!(NameValueStr: "N")), + ungated!(type_length_limit, CrateLevel, template!(NameValueStr: "N")), + gated!( + test_runner, CrateLevel, template!(List: "path"), custom_test_frameworks, + "custom test frameworks are an unstable feature", + ), ]; pub fn deprecated_attributes() -> Vec<&'static BuiltinAttribute> {