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Fix code_model::Type::walk not walking all types

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This commit is contained in:
Lukas Wirth 2021-02-28 19:46:59 +01:00
parent a3f5491a1a
commit faf2dd49e4
3 changed files with 25 additions and 26 deletions
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27
crates/hir_ty/src/display.rs
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@ -341,11 +341,12 @@ impl HirDisplay for Ty {
write!(f, ")")?;
}
}
&Ty::FnPtr { is_varargs, ref substs, .. } => {
let sig = FnSig::from_fn_ptr_substs(&substs, is_varargs);
Ty::FnPtr { is_varargs, substs, .. } => {
let sig = FnSig::from_fn_ptr_substs(&substs, *is_varargs);
sig.hir_fmt(f)?;
}
&Ty::FnDef(def, ref parameters) => {
Ty::FnDef(def, parameters) => {
let def = *def;
let sig = f.db.callable_item_signature(def).subst(parameters);
match def {
CallableDefId::FunctionId(ff) => {
@ -383,10 +384,10 @@ impl HirDisplay for Ty {
write!(f, " -> {}", ret_display)?;
}
}
&Ty::Adt(def_id, ref parameters) => {
Ty::Adt(def_id, parameters) => {
match f.display_target {
DisplayTarget::Diagnostics | DisplayTarget::Test => {
let name = match def_id {
let name = match *def_id {
AdtId::StructId(it) => f.db.struct_data(it).name.clone(),
AdtId::UnionId(it) => f.db.union_data(it).name.clone(),
AdtId::EnumId(it) => f.db.enum_data(it).name.clone(),
@ -396,7 +397,7 @@ impl HirDisplay for Ty {
DisplayTarget::SourceCode { module_id } => {
if let Some(path) = find_path::find_path(
f.db.upcast(),
ItemInNs::Types(def_id.into()),
ItemInNs::Types((*def_id).into()),
module_id,
) {
write!(f, "{}", path)?;
@ -447,13 +448,13 @@ impl HirDisplay for Ty {
}
}
}
&Ty::AssociatedType(type_alias, ref parameters) => {
Ty::AssociatedType(type_alias, parameters) => {
let trait_ = match type_alias.lookup(f.db.upcast()).container {
AssocContainerId::TraitId(it) => it,
_ => panic!("not an associated type"),
};
let trait_ = f.db.trait_data(trait_);
let type_alias_data = f.db.type_alias_data(type_alias);
let type_alias_data = f.db.type_alias_data(*type_alias);
// Use placeholder associated types when the target is test (https://rust-lang.github.io/chalk/book/clauses/type_equality.html#placeholder-associated-types)
if f.display_target.is_test() {
@ -465,13 +466,13 @@ impl HirDisplay for Ty {
}
} else {
let projection_ty =
ProjectionTy { associated_ty: type_alias, parameters: parameters.clone() };
ProjectionTy { associated_ty: *type_alias, parameters: parameters.clone() };
projection_ty.hir_fmt(f)?;
}
}
&Ty::ForeignType(type_alias, ref parameters) => {
let type_alias = f.db.type_alias_data(type_alias);
Ty::ForeignType(type_alias, parameters) => {
let type_alias = f.db.type_alias_data(*type_alias);
write!(f, "{}", type_alias.name)?;
if parameters.len() > 0 {
write!(f, "<")?;
@ -479,9 +480,9 @@ impl HirDisplay for Ty {
write!(f, ">")?;
}
}
&Ty::OpaqueType(opaque_ty_id, ref parameters) => {
Ty::OpaqueType(opaque_ty_id, parameters) => {
match opaque_ty_id {
OpaqueTyId::ReturnTypeImplTrait(func, idx) => {
&OpaqueTyId::ReturnTypeImplTrait(func, idx) => {
let datas =
f.db.return_type_impl_traits(func).expect("impl trait id without data");
let data = (*datas)