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Handle return types for in type const bodies

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hkalbasi 2023-06-07 03:12:41 +03:30
parent a481e004b0
commit d9136df9e5
6 changed files with 125 additions and 16 deletions
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15
crates/hir-ty/src/infer.rs
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@ -41,8 +41,13 @@ use stdx::{always, never};
use triomphe::Arc;
use crate::{
db::HirDatabase, fold_tys, infer::coerce::CoerceMany, lower::ImplTraitLoweringMode,
static_lifetime, to_assoc_type_id, traits::FnTrait, utils::UnevaluatedConstEvaluatorFolder,
db::HirDatabase,
fold_tys,
infer::coerce::CoerceMany,
lower::ImplTraitLoweringMode,
static_lifetime, to_assoc_type_id,
traits::FnTrait,
utils::{InTypeConstIdMetadata, UnevaluatedConstEvaluatorFolder},
AliasEq, AliasTy, ClosureId, DomainGoal, GenericArg, Goal, ImplTraitId, InEnvironment,
Interner, ProjectionTy, RpitId, Substitution, TraitEnvironment, TraitRef, Ty, TyBuilder, TyExt,
};
@ -102,9 +107,9 @@ pub(crate) fn infer_query(db: &dyn HirDatabase, def: DefWithBodyId) -> Arc<Infer
},
});
}
DefWithBodyId::InTypeConstId(_) => {
// FIXME: We should know the expected type here.
ctx.return_ty = ctx.table.new_type_var();
DefWithBodyId::InTypeConstId(c) => {
ctx.return_ty =
c.lookup(db.upcast()).2.box_any().downcast::<InTypeConstIdMetadata>().unwrap().0;
}
}