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Make #[no_ord_impl] an attribute in newtype_index

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This commit is contained in:
Nilstrieb 2022-12-18 21:06:44 +01:00
parent 88d5f7f4ce
commit 93429948cf
2 changed files with 5 additions and 9 deletions
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12
compiler/rustc_macros/src/newtype.rs
View file

@ -7,7 +7,6 @@ mod kw {
syn::custom_keyword!(DEBUG_FORMAT);
syn::custom_keyword!(MAX);
syn::custom_keyword!(custom);
syn::custom_keyword!(ORD_IMPL);
}
#[derive(Debug)]
@ -56,6 +55,10 @@ impl Parse for Newtype {
encodable = false;
false
}
"no_ord_impl" => {
ord = false;
false
}
_ => true,
},
_ => true,
@ -91,13 +94,6 @@ impl Parse for Newtype {
}
continue;
}
if body.lookahead1().peek(kw::ORD_IMPL) {
body.parse::<kw::ORD_IMPL>()?;
body.parse::<Token![=]>()?;
body.parse::<kw::custom>()?;
ord = false;
continue;
}
// We've parsed everything that the user provided, so we're done
if body.is_empty() {

2
compiler/rustc_span/src/hygiene.rs
View file

@ -83,8 +83,8 @@ impl fmt::Debug for ExpnId {
rustc_index::newtype_index! {
/// A unique ID associated with a macro invocation and expansion.
#[custom_encodable]
#[no_ord_impl]
pub struct LocalExpnId {
ORD_IMPL = custom
DEBUG_FORMAT = "expn{}"
}
}