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Rename the legacy feature gating macro

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It had a really confusing name by shadowing the previous name, which has
caused issues in the past where people added their new syntax in the
legacy location.

This makes it clear.
This commit is contained in:
Nilstrieb 2023-09-24 10:44:31 +02:00
parent 551c7183f8
commit 073feb5e69
1 changed files with 12 additions and 9 deletions
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21
compiler/rustc_ast_passes/src/feature_gate.rs
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@ -578,11 +578,11 @@ pub fn check_crate(krate: &ast::Crate, sess: &Session, features: &Features) {
}
}
// All uses of `gate_all!` below this point were added in #65742,
// All uses of `gate_all_legacy_dont_use!` below this point were added in #65742,
// and subsequently disabled (with the non-early gating readded).
// We emit an early future-incompatible warning for these.
// New syntax gates should go above here to get a hard error gate.
macro_rules! gate_all {
macro_rules! gate_all_legacy_dont_use {
($gate:ident, $msg:literal) => {
for span in spans.get(&sym::$gate).unwrap_or(&vec![]) {
gate_feature_post!(future_incompatible; &visitor, $gate, *span, $msg);
@ -590,13 +590,16 @@ pub fn check_crate(krate: &ast::Crate, sess: &Session, features: &Features) {
};
}
gate_all!(trait_alias, "trait aliases are experimental");
gate_all!(associated_type_bounds, "associated type bounds are unstable");
gate_all!(return_type_notation, "return type notation is experimental");
gate_all!(decl_macro, "`macro` is experimental");
gate_all!(box_patterns, "box pattern syntax is experimental");
gate_all!(exclusive_range_pattern, "exclusive range pattern syntax is experimental");
gate_all!(try_blocks, "`try` blocks are unstable");
gate_all_legacy_dont_use!(trait_alias, "trait aliases are experimental");
gate_all_legacy_dont_use!(associated_type_bounds, "associated type bounds are unstable");
gate_all_legacy_dont_use!(return_type_notation, "return type notation is experimental");
gate_all_legacy_dont_use!(decl_macro, "`macro` is experimental");
gate_all_legacy_dont_use!(box_patterns, "box pattern syntax is experimental");
gate_all_legacy_dont_use!(
exclusive_range_pattern,
"exclusive range pattern syntax is experimental"
);
gate_all_legacy_dont_use!(try_blocks, "`try` blocks are unstable");
visit::walk_crate(&mut visitor, krate);
}