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Rename rustc_contract to contract

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This has now been approved as a language feature and no longer needs
a `rustc_` prefix.

Also change the `contracts` feature to be marked as incomplete and
`contracts_internals` as internal.
This commit is contained in:
Celina G. Val
2025-01-30 17:06:09 -08:00
parent 2c4923e6bc
commit ddbf54b67d
65 changed files with 522 additions and 165 deletions
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12
compiler/rustc_parse/src/parser/generics.rs
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@@ -297,29 +297,29 @@ impl<'a> Parser<'a> {
})
}
/// Parses a rustc-internal fn contract
/// (`rustc_contract_requires(WWW) rustc_contract_ensures(ZZZ)`)
/// Parses an experimental fn contract
/// (`contract_requires(WWW) contract_ensures(ZZZ)`)
pub(super) fn parse_contract(
&mut self,
) -> PResult<'a, Option<rustc_ast::ptr::P<ast::FnContract>>> {
let gate = |span| {
if self.psess.contract_attribute_spans.contains(span) {
// span was generated via a builtin contracts attribute, so gate as end-user visible
self.psess.gated_spans.gate(sym::rustc_contracts, span);
self.psess.gated_spans.gate(sym::contracts, span);
} else {
// span was not generated via a builtin contracts attribute, so gate as internal machinery
self.psess.gated_spans.gate(sym::rustc_contracts_internals, span);
self.psess.gated_spans.gate(sym::contracts_internals, span);
}
};
let requires = if self.eat_keyword_noexpect(exp!(RustcContractRequires).kw) {
let requires = if self.eat_keyword_noexpect(exp!(ContractRequires).kw) {
let precond = self.parse_expr()?;
gate(precond.span);
Some(precond)
} else {
None
};
let ensures = if self.eat_keyword_noexpect(exp!(RustcContractEnsures).kw) {
let ensures = if self.eat_keyword_noexpect(exp!(ContractEnsures).kw) {
let postcond = self.parse_expr()?;
gate(postcond.span);
Some(postcond)