syntax: extract removed.rs feature gates.
This commit is contained in:
Mazdak Farrokhzad
parent
b873743c02
commit
975455b37d
@ -14,6 +14,8 @@
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mod accepted;
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use accepted::ACCEPTED_FEATURES;
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mod removed;
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use removed::{REMOVED_FEATURES, STABLE_REMOVED_FEATURES};
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use AttributeType::*;
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use AttributeGate::*;
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@ -83,20 +85,6 @@ macro_rules! declare_features {
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}
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}
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};
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($((removed, $feature: ident, $ver: expr, $issue: expr, None, $reason: expr),)+) => {
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/// Represents unstable features which have since been removed (it was once Active)
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const REMOVED_FEATURES: &[(Symbol, &str, Option<u32>, Option<&str>)] = &[
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$((sym::$feature, $ver, $issue, $reason)),+
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];
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};
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($((stable_removed, $feature: ident, $ver: expr, $issue: expr, None),)+) => {
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/// Represents stable features which have since been removed (it was once Accepted)
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const STABLE_REMOVED_FEATURES: &[(Symbol, &str, Option<u32>, Option<&str>)] = &[
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$((sym::$feature, $ver, $issue, None)),+
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];
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};
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}
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// If you change this, please modify `src/doc/unstable-book` as well.
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@ -571,69 +559,6 @@ pub const INCOMPLETE_FEATURES: &[Symbol] = &[
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sym::let_chains,
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];
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declare_features! (
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// -------------------------------------------------------------------------
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// feature-group-start: removed features
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// -------------------------------------------------------------------------
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(removed, import_shadowing, "1.0.0", None, None, None),
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(removed, managed_boxes, "1.0.0", None, None, None),
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// Allows use of unary negate on unsigned integers, e.g., -e for e: u8
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(removed, negate_unsigned, "1.0.0", Some(29645), None, None),
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(removed, reflect, "1.0.0", Some(27749), None, None),
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// A way to temporarily opt out of opt in copy. This will *never* be accepted.
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(removed, opt_out_copy, "1.0.0", None, None, None),
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(removed, quad_precision_float, "1.0.0", None, None, None),
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(removed, struct_inherit, "1.0.0", None, None, None),
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(removed, test_removed_feature, "1.0.0", None, None, None),
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(removed, visible_private_types, "1.0.0", None, None, None),
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(removed, unsafe_no_drop_flag, "1.0.0", None, None, None),
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// Allows using items which are missing stability attributes
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(removed, unmarked_api, "1.0.0", None, None, None),
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(removed, allocator, "1.0.0", None, None, None),
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(removed, simd, "1.0.0", Some(27731), None,
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Some("removed in favor of `#[repr(simd)]`")),
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(removed, advanced_slice_patterns, "1.0.0", Some(62254), None,
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Some("merged into `#![feature(slice_patterns)]`")),
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(removed, macro_reexport, "1.0.0", Some(29638), None,
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Some("subsumed by `pub use`")),
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(removed, pushpop_unsafe, "1.2.0", None, None, None),
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(removed, needs_allocator, "1.4.0", Some(27389), None,
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Some("subsumed by `#![feature(allocator_internals)]`")),
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(removed, proc_macro_mod, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, proc_macro_expr, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, proc_macro_non_items, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, proc_macro_gen, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, panic_implementation, "1.28.0", Some(44489), None,
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Some("subsumed by `#[panic_handler]`")),
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// Allows the use of `#[derive(Anything)]` as sugar for `#[derive_Anything]`.
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(removed, custom_derive, "1.32.0", Some(29644), None,
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Some("subsumed by `#[proc_macro_derive]`")),
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// Paths of the form: `extern::foo::bar`
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(removed, extern_in_paths, "1.33.0", Some(55600), None,
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Some("subsumed by `::foo::bar` paths")),
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(removed, quote, "1.33.0", Some(29601), None, None),
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// Allows using `#[unsafe_destructor_blind_to_params]` (RFC 1238).
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(removed, dropck_parametricity, "1.38.0", Some(28498), None, None),
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(removed, await_macro, "1.38.0", Some(50547), None,
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Some("subsumed by `.await` syntax")),
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// Allows defining `existential type`s.
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(removed, existential_type, "1.38.0", Some(63063), None,
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Some("removed in favor of `#![feature(type_alias_impl_trait)]`")),
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// -------------------------------------------------------------------------
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// feature-group-end: removed features
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// -------------------------------------------------------------------------
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);
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declare_features! (
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(stable_removed, no_stack_check, "1.0.0", None, None),
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);
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// If you change this, please modify `src/doc/unstable-book` as well. You must
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// move that documentation into the relevant place in the other docs, and
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// remove the chapter on the flag.
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1
src/libsyntax/feature_gate/attr.rs
Normal file
1
src/libsyntax/feature_gate/attr.rs
Normal file
@ -0,0 +1 @@
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//! TODO
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82
src/libsyntax/feature_gate/removed.rs
Normal file
82
src/libsyntax/feature_gate/removed.rs
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@ -0,0 +1,82 @@
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//! List of the removed feature gates.
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use crate::symbol::{Symbol, sym};
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macro_rules! declare_features {
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($((removed, $feature: ident, $ver: expr, $issue: expr, None, $reason: expr),)+) => {
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/// Represents unstable features which have since been removed (it was once Active)
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pub const REMOVED_FEATURES: &[(Symbol, &str, Option<u32>, Option<&str>)] = &[
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$((sym::$feature, $ver, $issue, $reason)),+
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];
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};
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($((stable_removed, $feature: ident, $ver: expr, $issue: expr, None),)+) => {
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/// Represents stable features which have since been removed (it was once Accepted)
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pub const STABLE_REMOVED_FEATURES: &[(Symbol, &str, Option<u32>, Option<&str>)] = &[
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$((sym::$feature, $ver, $issue, None)),+
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];
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};
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}
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declare_features! (
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// -------------------------------------------------------------------------
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// feature-group-start: removed features
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// -------------------------------------------------------------------------
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(removed, import_shadowing, "1.0.0", None, None, None),
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(removed, managed_boxes, "1.0.0", None, None, None),
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// Allows use of unary negate on unsigned integers, e.g., -e for e: u8
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(removed, negate_unsigned, "1.0.0", Some(29645), None, None),
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(removed, reflect, "1.0.0", Some(27749), None, None),
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// A way to temporarily opt out of opt in copy. This will *never* be accepted.
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(removed, opt_out_copy, "1.0.0", None, None, None),
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(removed, quad_precision_float, "1.0.0", None, None, None),
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(removed, struct_inherit, "1.0.0", None, None, None),
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(removed, test_removed_feature, "1.0.0", None, None, None),
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(removed, visible_private_types, "1.0.0", None, None, None),
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(removed, unsafe_no_drop_flag, "1.0.0", None, None, None),
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// Allows using items which are missing stability attributes
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(removed, unmarked_api, "1.0.0", None, None, None),
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(removed, allocator, "1.0.0", None, None, None),
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(removed, simd, "1.0.0", Some(27731), None,
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Some("removed in favor of `#[repr(simd)]`")),
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(removed, advanced_slice_patterns, "1.0.0", Some(62254), None,
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Some("merged into `#![feature(slice_patterns)]`")),
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(removed, macro_reexport, "1.0.0", Some(29638), None,
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Some("subsumed by `pub use`")),
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(removed, pushpop_unsafe, "1.2.0", None, None, None),
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(removed, needs_allocator, "1.4.0", Some(27389), None,
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Some("subsumed by `#![feature(allocator_internals)]`")),
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(removed, proc_macro_mod, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, proc_macro_expr, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, proc_macro_non_items, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, proc_macro_gen, "1.27.0", Some(54727), None,
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Some("subsumed by `#![feature(proc_macro_hygiene)]`")),
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(removed, panic_implementation, "1.28.0", Some(44489), None,
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Some("subsumed by `#[panic_handler]`")),
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// Allows the use of `#[derive(Anything)]` as sugar for `#[derive_Anything]`.
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(removed, custom_derive, "1.32.0", Some(29644), None,
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Some("subsumed by `#[proc_macro_derive]`")),
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// Paths of the form: `extern::foo::bar`
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(removed, extern_in_paths, "1.33.0", Some(55600), None,
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Some("subsumed by `::foo::bar` paths")),
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(removed, quote, "1.33.0", Some(29601), None, None),
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// Allows using `#[unsafe_destructor_blind_to_params]` (RFC 1238).
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(removed, dropck_parametricity, "1.38.0", Some(28498), None, None),
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(removed, await_macro, "1.38.0", Some(50547), None,
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Some("subsumed by `.await` syntax")),
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// Allows defining `existential type`s.
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(removed, existential_type, "1.38.0", Some(63063), None,
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Some("removed in favor of `#![feature(type_alias_impl_trait)]`")),
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// -------------------------------------------------------------------------
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// feature-group-end: removed features
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// -------------------------------------------------------------------------
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);
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declare_features! (
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(stable_removed, no_stack_check, "1.0.0", None, None),
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);
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