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Handle projection types from Chalk

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This commit is contained in:
Florian Diebold 2019-09-22 20:08:46 +02:00
parent 18bf278c25
commit bc905d202c
1 changed files with 5 additions and 1 deletions
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6
crates/ra_hir/src/ty/traits/chalk.rs
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@ -104,7 +104,11 @@ impl ToChalk for Ty {
} }
} }
} }
chalk_ir::Ty::Projection(_) => unimplemented!(), chalk_ir::Ty::Projection(proj) => {
let associated_ty = from_chalk(db, proj.associated_ty_id);
let parameters = from_chalk(db, proj.parameters);
Ty::Projection(ProjectionTy { associated_ty, parameters })
}
chalk_ir::Ty::ForAll(_) => unimplemented!(), chalk_ir::Ty::ForAll(_) => unimplemented!(),
chalk_ir::Ty::BoundVar(idx) => Ty::Bound(idx as u32), chalk_ir::Ty::BoundVar(idx) => Ty::Bound(idx as u32),
chalk_ir::Ty::InferenceVar(_iv) => panic!("unexpected chalk infer ty"), chalk_ir::Ty::InferenceVar(_iv) => panic!("unexpected chalk infer ty"),