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Auto merge of #16805 - dfireBird:lifetime_lowering, r=Veykril

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feat: Implement resolving and lowering of Lifetimes (no inference yet)
This commit is contained in:
bors 2024-03-26 07:58:43 +00:00
commit 0583aaa555
23 changed files with 571 additions and 157 deletions
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9
crates/hir/src/lib.rs
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@ -65,7 +65,7 @@ use hir_ty::{
consteval::{try_const_usize, unknown_const_as_generic, ConstExt},
db::InternedClosure,
diagnostics::BodyValidationDiagnostic,
known_const_to_ast,
error_lifetime, known_const_to_ast,
layout::{Layout as TyLayout, RustcEnumVariantIdx, RustcFieldIdx, TagEncoding},
method_resolution::{self, TyFingerprint},
mir::{interpret_mir, MutBorrowKind},
@ -1107,6 +1107,7 @@ impl Field {
generics.next().unwrap_or_else(|| TyKind::Error.intern(Interner)).cast(Interner)
}
ParamKind::Const(ty) => unknown_const_as_generic(ty.clone()),
ParamKind::Lifetime => error_lifetime().cast(Interner),
})
.build();
let ty = db.field_types(var_id)[self.id].clone().substitute(Interner, &substs);
@ -1448,6 +1449,7 @@ impl Adt {
match x {
ParamKind::Type => r.cast(Interner),
ParamKind::Const(ty) => unknown_const_as_generic(ty.clone()),
ParamKind::Lifetime => error_lifetime().cast(Interner),
}
})
.build();
@ -1866,6 +1868,7 @@ impl Function {
generics.next().unwrap_or_else(|| TyKind::Error.intern(Interner)).cast(Interner)
}
ParamKind::Const(ty) => unknown_const_as_generic(ty.clone()),
ParamKind::Lifetime => error_lifetime().cast(Interner),
};
let parent_substs =
@ -1964,6 +1967,7 @@ impl Function {
.unwrap_or_else(|| TyKind::Error.intern(Interner))
.cast(Interner),
ParamKind::Const(ty) => unknown_const_as_generic(ty.clone()),
ParamKind::Lifetime => error_lifetime().cast(Interner),
})
.build()
});
@ -2221,6 +2225,7 @@ impl SelfParam {
generics.next().unwrap_or_else(|| TyKind::Error.intern(Interner)).cast(Interner)
}
ParamKind::Const(ty) => unknown_const_as_generic(ty.clone()),
ParamKind::Lifetime => error_lifetime().cast(Interner),
};
let parent_substs = TyBuilder::subst_for_def(db, parent_id, None).fill(&mut filler).build();
@ -4139,6 +4144,7 @@ impl Type {
// FIXME: this code is not covered in tests.
unknown_const_as_generic(ty.clone())
}
ParamKind::Lifetime => error_lifetime().cast(Interner),
}
})
.build();
@ -4169,6 +4175,7 @@ impl Type {
match it {
ParamKind::Type => args.next().unwrap().ty.clone().cast(Interner),
ParamKind::Const(ty) => unknown_const_as_generic(ty.clone()),
ParamKind::Lifetime => error_lifetime().cast(Interner),
}
})
.build();