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Rollup merge of #116625 - nnethercote:rustc_hir_pretty, r=fee1-dead 

`rustc_hir_pretty` cleanups

Just some improvements I found while looking through this code.

r? ``@fee1-dead``
This commit is contained in:
Matthias Krüger 2023-10-12 18:36:43 +02:00 committed by GitHub
parent 54c528ee05 7d35902c62
commit 4b1867a9ee
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 78 additions and 129 deletions
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191
compiler/rustc_hir_pretty/src/lib.rs
View File

@ -52,8 +52,6 @@ pub struct NoAnn;
impl PpAnn for NoAnn {}
pub const NO_ANN: &dyn PpAnn = &NoAnn;
/// Identical to the `PpAnn` implementation for `hir::Crate`,
/// except it avoids creating a dependency on the whole crate.
impl PpAnn for &dyn rustc_hir::intravisit::Map<'_> {
fn nested(&self, state: &mut State<'_>, nested: Nested) {
match nested {
@ -75,7 +73,11 @@ pub struct State<'a> {
}
impl<'a> State<'a> {
pub fn print_node(&mut self, node: Node<'_>) {
fn attrs(&self, id: hir::HirId) -> &'a [ast::Attribute] {
(self.attrs)(id)
}
fn print_node(&mut self, node: Node<'_>) {
match node {
Node::Param(a) => self.print_param(a),
Node::Item(a) => self.print_item(a),
@ -144,7 +146,7 @@ impl<'a> PrintState<'a> for State<'a> {
}
}
pub const INDENT_UNIT: isize = 4;
const INDENT_UNIT: isize = 4;
/// Requires you to pass an input filename and reader so that
/// it can scan the input text for comments to copy forward.
@ -156,7 +158,12 @@ pub fn print_crate<'a>(
attrs: &'a dyn Fn(hir::HirId) -> &'a [ast::Attribute],
ann: &'a dyn PpAnn,
) -> String {
let mut s = State::new_from_input(sm, filename, input, attrs, ann);
let mut s = State {
s: pp::Printer::new(),
comments: Some(Comments::new(sm, filename, input)),
attrs,
ann,
};
// When printing the AST, we sometimes need to inject `#[no_std]` here.
// Since you can't compile the HIR, it's not necessary.
@ -166,28 +173,7 @@ pub fn print_crate<'a>(
s.s.eof()
}
impl<'a> State<'a> {
pub fn new_from_input(
sm: &'a SourceMap,
filename: FileName,
input: String,
attrs: &'a dyn Fn(hir::HirId) -> &'a [ast::Attribute],
ann: &'a dyn PpAnn,
) -> State<'a> {
State {
s: pp::Printer::new(),
comments: Some(Comments::new(sm, filename, input)),
attrs,
ann,
}
}
fn attrs(&self, id: hir::HirId) -> &'a [ast::Attribute] {
(self.attrs)(id)
}
}
pub fn to_string<F>(ann: &dyn PpAnn, f: F) -> String
fn to_string<F>(ann: &dyn PpAnn, f: F) -> String
where
F: FnOnce(&mut State<'_>),
{
@ -196,52 +182,20 @@ where
printer.s.eof()
}
pub fn generic_params_to_string(generic_params: &[GenericParam<'_>]) -> String {
to_string(NO_ANN, |s| s.print_generic_params(generic_params))
}
pub fn bounds_to_string<'b>(bounds: impl IntoIterator<Item = &'b hir::GenericBound<'b>>) -> String {
to_string(NO_ANN, |s| s.print_bounds("", bounds))
}
pub fn ty_to_string(ty: &hir::Ty<'_>) -> String {
to_string(NO_ANN, |s| s.print_type(ty))
}
pub fn path_segment_to_string(segment: &hir::PathSegment<'_>) -> String {
to_string(NO_ANN, |s| s.print_path_segment(segment))
}
pub fn path_to_string(segment: &hir::Path<'_>) -> String {
to_string(NO_ANN, |s| s.print_path(segment, false))
}
pub fn qpath_to_string(segment: &hir::QPath<'_>) -> String {
to_string(NO_ANN, |s| s.print_qpath(segment, false))
}
pub fn fn_to_string(
decl: &hir::FnDecl<'_>,
header: hir::FnHeader,
name: Option<Symbol>,
generics: &hir::Generics<'_>,
arg_names: &[Ident],
body_id: Option<hir::BodyId>,
) -> String {
to_string(NO_ANN, |s| s.print_fn(decl, header, name, generics, arg_names, body_id))
}
pub fn enum_def_to_string(
enum_definition: &hir::EnumDef<'_>,
generics: &hir::Generics<'_>,
name: Symbol,
span: rustc_span::Span,
) -> String {
to_string(NO_ANN, |s| s.print_enum_def(enum_definition, generics, name, span))
pub fn pat_to_string(pat: &hir::Pat<'_>) -> String {
to_string(NO_ANN, |s| s.print_pat(pat))
}
impl<'a> State<'a> {
pub fn bclose_maybe_open(&mut self, span: rustc_span::Span, close_box: bool) {
fn bclose_maybe_open(&mut self, span: rustc_span::Span, close_box: bool) {
self.maybe_print_comment(span.hi());
self.break_offset_if_not_bol(1, -INDENT_UNIT);
self.word("}");
@ -250,11 +204,11 @@ impl<'a> State<'a> {
}
}
pub fn bclose(&mut self, span: rustc_span::Span) {
fn bclose(&mut self, span: rustc_span::Span) {
self.bclose_maybe_open(span, true)
}
pub fn commasep_cmnt<T, F, G>(&mut self, b: Breaks, elts: &[T], mut op: F, mut get_span: G)
fn commasep_cmnt<T, F, G>(&mut self, b: Breaks, elts: &[T], mut op: F, mut get_span: G)
where
F: FnMut(&mut State<'_>, &T),
G: FnMut(&T) -> rustc_span::Span,
@ -275,25 +229,25 @@ impl<'a> State<'a> {
self.end();
}
pub fn commasep_exprs(&mut self, b: Breaks, exprs: &[hir::Expr<'_>]) {
fn commasep_exprs(&mut self, b: Breaks, exprs: &[hir::Expr<'_>]) {
self.commasep_cmnt(b, exprs, |s, e| s.print_expr(e), |e| e.span);
}
pub fn print_mod(&mut self, _mod: &hir::Mod<'_>, attrs: &[ast::Attribute]) {
fn print_mod(&mut self, _mod: &hir::Mod<'_>, attrs: &[ast::Attribute]) {
self.print_inner_attributes(attrs);
for &item_id in _mod.item_ids {
self.ann.nested(self, Nested::Item(item_id));
}
}
pub fn print_opt_lifetime(&mut self, lifetime: &hir::Lifetime) {
fn print_opt_lifetime(&mut self, lifetime: &hir::Lifetime) {
if !lifetime.is_elided() {
self.print_lifetime(lifetime);
self.nbsp();
}
}
pub fn print_type(&mut self, ty: &hir::Ty<'_>) {
fn print_type(&mut self, ty: &hir::Ty<'_>) {
self.maybe_print_comment(ty.span.lo());
self.ibox(0);
match ty.kind {
@ -371,7 +325,7 @@ impl<'a> State<'a> {
self.end()
}
pub fn print_foreign_item(&mut self, item: &hir::ForeignItem<'_>) {
fn print_foreign_item(&mut self, item: &hir::ForeignItem<'_>) {
self.hardbreak_if_not_bol();
self.maybe_print_comment(item.span.lo());
self.print_outer_attributes(self.attrs(item.hir_id()));
@ -478,8 +432,7 @@ impl<'a> State<'a> {
self.end(); // end the outer ibox
}
/// Pretty-print an item
pub fn print_item(&mut self, item: &hir::Item<'_>) {
fn print_item(&mut self, item: &hir::Item<'_>) {
self.hardbreak_if_not_bol();
self.maybe_print_comment(item.span.lo());
let attrs = self.attrs(item.hir_id());
@ -704,7 +657,7 @@ impl<'a> State<'a> {
self.ann.post(self, AnnNode::Item(item))
}
pub fn print_trait_ref(&mut self, t: &hir::TraitRef<'_>) {
fn print_trait_ref(&mut self, t: &hir::TraitRef<'_>) {
self.print_path(t.path, false);
}
@ -721,7 +674,7 @@ impl<'a> State<'a> {
self.print_trait_ref(&t.trait_ref);
}
pub fn print_enum_def(
fn print_enum_def(
&mut self,
enum_definition: &hir::EnumDef<'_>,
generics: &hir::Generics<'_>,
@ -736,7 +689,7 @@ impl<'a> State<'a> {
self.print_variants(enum_definition.variants, span);
}
pub fn print_variants(&mut self, variants: &[hir::Variant<'_>], span: rustc_span::Span) {
fn print_variants(&mut self, variants: &[hir::Variant<'_>], span: rustc_span::Span) {
self.bopen();
for v in variants {
self.space_if_not_bol();
@ -751,14 +704,14 @@ impl<'a> State<'a> {
self.bclose(span)
}
pub fn print_defaultness(&mut self, defaultness: hir::Defaultness) {
fn print_defaultness(&mut self, defaultness: hir::Defaultness) {
match defaultness {
hir::Defaultness::Default { .. } => self.word_nbsp("default"),
hir::Defaultness::Final => (),
}
}
pub fn print_struct(
fn print_struct(
&mut self,
struct_def: &hir::VariantData<'_>,
generics: &hir::Generics<'_>,
@ -807,7 +760,7 @@ impl<'a> State<'a> {
}
}
pub fn print_variant(&mut self, v: &hir::Variant<'_>) {
fn print_variant(&mut self, v: &hir::Variant<'_>) {
self.head("");
let generics = hir::Generics::empty();
self.print_struct(&v.data, generics, v.ident.name, v.span, false);
@ -817,7 +770,8 @@ impl<'a> State<'a> {
self.print_anon_const(d);
}
}
pub fn print_method_sig(
fn print_method_sig(
&mut self,
ident: Ident,
m: &hir::FnSig<'_>,
@ -828,7 +782,7 @@ impl<'a> State<'a> {
self.print_fn(m.decl, m.header, Some(ident.name), generics, arg_names, body_id);
}
pub fn print_trait_item(&mut self, ti: &hir::TraitItem<'_>) {
fn print_trait_item(&mut self, ti: &hir::TraitItem<'_>) {
self.ann.pre(self, AnnNode::SubItem(ti.hir_id()));
self.hardbreak_if_not_bol();
self.maybe_print_comment(ti.span.lo());
@ -856,7 +810,7 @@ impl<'a> State<'a> {
self.ann.post(self, AnnNode::SubItem(ti.hir_id()))
}
pub fn print_impl_item(&mut self, ii: &hir::ImplItem<'_>) {
fn print_impl_item(&mut self, ii: &hir::ImplItem<'_>) {
self.ann.pre(self, AnnNode::SubItem(ii.hir_id()));
self.hardbreak_if_not_bol();
self.maybe_print_comment(ii.span.lo());
@ -881,7 +835,7 @@ impl<'a> State<'a> {
self.ann.post(self, AnnNode::SubItem(ii.hir_id()))
}
pub fn print_local(
fn print_local(
&mut self,
init: Option<&hir::Expr<'_>>,
els: Option<&hir::Block<'_>>,
@ -914,7 +868,7 @@ impl<'a> State<'a> {
self.end()
}
pub fn print_stmt(&mut self, st: &hir::Stmt<'_>) {
fn print_stmt(&mut self, st: &hir::Stmt<'_>) {
self.maybe_print_comment(st.span.lo());
match st.kind {
hir::StmtKind::Local(loc) => {
@ -937,19 +891,19 @@ impl<'a> State<'a> {
self.maybe_print_trailing_comment(st.span, None)
}
pub fn print_block(&mut self, blk: &hir::Block<'_>) {
fn print_block(&mut self, blk: &hir::Block<'_>) {
self.print_block_with_attrs(blk, &[])
}
pub fn print_block_unclosed(&mut self, blk: &hir::Block<'_>) {
fn print_block_unclosed(&mut self, blk: &hir::Block<'_>) {
self.print_block_maybe_unclosed(blk, &[], false)
}
pub fn print_block_with_attrs(&mut self, blk: &hir::Block<'_>, attrs: &[ast::Attribute]) {
fn print_block_with_attrs(&mut self, blk: &hir::Block<'_>, attrs: &[ast::Attribute]) {
self.print_block_maybe_unclosed(blk, attrs, true)
}
pub fn print_block_maybe_unclosed(
fn print_block_maybe_unclosed(
&mut self,
blk: &hir::Block<'_>,
attrs: &[ast::Attribute],
@ -1005,7 +959,7 @@ impl<'a> State<'a> {
}
}
pub fn print_if(
fn print_if(
&mut self,
test: &hir::Expr<'_>,
blk: &hir::Expr<'_>,
@ -1018,14 +972,14 @@ impl<'a> State<'a> {
self.print_else(elseopt)
}
pub fn print_array_length(&mut self, len: &hir::ArrayLen) {
fn print_array_length(&mut self, len: &hir::ArrayLen) {
match len {
hir::ArrayLen::Infer(_, _) => self.word("_"),
hir::ArrayLen::Body(ct) => self.print_anon_const(ct),
}
}
pub fn print_anon_const(&mut self, constant: &hir::AnonConst) {
fn print_anon_const(&mut self, constant: &hir::AnonConst) {
self.ann.nested(self, Nested::Body(constant.body))
}
@ -1041,7 +995,7 @@ impl<'a> State<'a> {
/// Prints an expr using syntax that's acceptable in a condition position, such as the `cond` in
/// `if cond { ... }`.
pub fn print_expr_as_cond(&mut self, expr: &hir::Expr<'_>) {
fn print_expr_as_cond(&mut self, expr: &hir::Expr<'_>) {
self.print_expr_cond_paren(expr, Self::cond_needs_par(expr))
}
@ -1360,7 +1314,7 @@ impl<'a> State<'a> {
self.pclose();
}
pub fn print_expr(&mut self, expr: &hir::Expr<'_>) {
fn print_expr(&mut self, expr: &hir::Expr<'_>) {
self.maybe_print_comment(expr.span.lo());
self.print_outer_attributes(self.attrs(expr.hir_id));
self.ibox(INDENT_UNIT);
@ -1593,7 +1547,7 @@ impl<'a> State<'a> {
self.end()
}
pub fn print_local_decl(&mut self, loc: &hir::Local<'_>) {
fn print_local_decl(&mut self, loc: &hir::Local<'_>) {
self.print_pat(loc.pat);
if let Some(ty) = loc.ty {
self.word_space(":");
@ -1601,11 +1555,11 @@ impl<'a> State<'a> {
}
}
pub fn print_name(&mut self, name: Symbol) {
fn print_name(&mut self, name: Symbol) {
self.print_ident(Ident::with_dummy_span(name))
}
pub fn print_path<R>(&mut self, path: &hir::Path<'_, R>, colons_before_params: bool) {
fn print_path<R>(&mut self, path: &hir::Path<'_, R>, colons_before_params: bool) {
self.maybe_print_comment(path.span.lo());
for (i, segment) in path.segments.iter().enumerate() {
@ -1619,14 +1573,14 @@ impl<'a> State<'a> {
}
}
pub fn print_path_segment(&mut self, segment: &hir::PathSegment<'_>) {
fn print_path_segment(&mut self, segment: &hir::PathSegment<'_>) {
if segment.ident.name != kw::PathRoot {
self.print_ident(segment.ident);
self.print_generic_args(segment.args(), false);
}
}
pub fn print_qpath(&mut self, qpath: &hir::QPath<'_>, colons_before_params: bool) {
fn print_qpath(&mut self, qpath: &hir::QPath<'_>, colons_before_params: bool) {
match *qpath {
hir::QPath::Resolved(None, path) => self.print_path(path, colons_before_params),
hir::QPath::Resolved(Some(qself), path) => {
@ -1743,7 +1697,7 @@ impl<'a> State<'a> {
}
}
pub fn print_type_binding(&mut self, binding: &hir::TypeBinding<'_>) {
fn print_type_binding(&mut self, binding: &hir::TypeBinding<'_>) {
self.print_ident(binding.ident);
self.print_generic_args(binding.gen_args, false);
self.space();
@ -1761,7 +1715,7 @@ impl<'a> State<'a> {
}
}
pub fn print_pat(&mut self, pat: &hir::Pat<'_>) {
fn print_pat(&mut self, pat: &hir::Pat<'_>) {
self.maybe_print_comment(pat.span.lo());
self.ann.pre(self, AnnNode::Pat(pat));
// Pat isn't normalized, but the beauty of it
@ -1905,7 +1859,7 @@ impl<'a> State<'a> {
self.ann.post(self, AnnNode::Pat(pat))
}
pub fn print_patfield(&mut self, field: &hir::PatField<'_>) {
fn print_patfield(&mut self, field: &hir::PatField<'_>) {
if self.attrs(field.hir_id).is_empty() {
self.space();
}
@ -1919,12 +1873,12 @@ impl<'a> State<'a> {
self.end();
}
pub fn print_param(&mut self, arg: &hir::Param<'_>) {
fn print_param(&mut self, arg: &hir::Param<'_>) {
self.print_outer_attributes(self.attrs(arg.hir_id));
self.print_pat(arg.pat);
}
pub fn print_arm(&mut self, arm: &hir::Arm<'_>) {
fn print_arm(&mut self, arm: &hir::Arm<'_>) {
// I have no idea why this check is necessary, but here it
// is :(
if self.attrs(arm.hir_id).is_empty() {
@ -1976,7 +1930,7 @@ impl<'a> State<'a> {
self.end() // close enclosing cbox
}
pub fn print_fn(
fn print_fn(
&mut self,
decl: &hir::FnDecl<'_>,
header: hir::FnHeader,
@ -2056,14 +2010,14 @@ impl<'a> State<'a> {
}
}
pub fn print_capture_clause(&mut self, capture_clause: hir::CaptureBy) {
fn print_capture_clause(&mut self, capture_clause: hir::CaptureBy) {
match capture_clause {
hir::CaptureBy::Value => self.word_space("move"),
hir::CaptureBy::Ref => {}
}
}
pub fn print_closure_binder(
fn print_closure_binder(
&mut self,
binder: hir::ClosureBinder,
generic_params: &[GenericParam<'_>],
@ -2083,7 +2037,8 @@ impl<'a> State<'a> {
match binder {
hir::ClosureBinder::Default => {}
// we need to distinguish `|...| {}` from `for<> |...| {}` as `for<>` adds additional restrictions
// We need to distinguish `|...| {}` from `for<> |...| {}` as `for<>` adds additional
// restrictions.
hir::ClosureBinder::For { .. } if generic_params.is_empty() => self.word("for<>"),
hir::ClosureBinder::For { .. } => {
self.word("for");
@ -2099,7 +2054,7 @@ impl<'a> State<'a> {
}
}
pub fn print_bounds<'b>(
fn print_bounds<'b>(
&mut self,
prefix: &'static str,
bounds: impl IntoIterator<Item = &'b hir::GenericBound<'b>>,
@ -2137,7 +2092,7 @@ impl<'a> State<'a> {
}
}
pub fn print_generic_params(&mut self, generic_params: &[GenericParam<'_>]) {
fn print_generic_params(&mut self, generic_params: &[GenericParam<'_>]) {
if !generic_params.is_empty() {
self.word("<");
@ -2147,7 +2102,7 @@ impl<'a> State<'a> {
}
}
pub fn print_generic_param(&mut self, param: &GenericParam<'_>) {
fn print_generic_param(&mut self, param: &GenericParam<'_>) {
if let GenericParamKind::Const { .. } = param.kind {
self.word_space("const");
}
@ -2175,11 +2130,11 @@ impl<'a> State<'a> {
}
}
pub fn print_lifetime(&mut self, lifetime: &hir::Lifetime) {
fn print_lifetime(&mut self, lifetime: &hir::Lifetime) {
self.print_ident(lifetime.ident)
}
pub fn print_where_clause(&mut self, generics: &hir::Generics<'_>) {
fn print_where_clause(&mut self, generics: &hir::Generics<'_>) {
if generics.predicates.is_empty() {
return;
}
@ -2236,7 +2191,7 @@ impl<'a> State<'a> {
}
}
pub fn print_mutability(&mut self, mutbl: hir::Mutability, print_const: bool) {
fn print_mutability(&mut self, mutbl: hir::Mutability, print_const: bool) {
match mutbl {
hir::Mutability::Mut => self.word_nbsp("mut"),
hir::Mutability::Not => {
@ -2247,12 +2202,12 @@ impl<'a> State<'a> {
}
}
pub fn print_mt(&mut self, mt: &hir::MutTy<'_>, print_const: bool) {
fn print_mt(&mut self, mt: &hir::MutTy<'_>, print_const: bool) {
self.print_mutability(mt.mutbl, print_const);
self.print_type(mt.ty);
}
pub fn print_fn_output(&mut self, decl: &hir::FnDecl<'_>) {
fn print_fn_output(&mut self, decl: &hir::FnDecl<'_>) {
if let hir::FnRetTy::DefaultReturn(..) = decl.output {
return;
}
@ -2271,7 +2226,7 @@ impl<'a> State<'a> {
}
}
pub fn print_ty_fn(
fn print_ty_fn(
&mut self,
abi: Abi,
unsafety: hir::Unsafety,
@ -2299,7 +2254,7 @@ impl<'a> State<'a> {
self.end();
}
pub fn print_fn_header_info(&mut self, header: hir::FnHeader) {
fn print_fn_header_info(&mut self, header: hir::FnHeader) {
self.print_constness(header.constness);
match header.asyncness {
@ -2317,21 +2272,21 @@ impl<'a> State<'a> {
self.word("fn")
}
pub fn print_constness(&mut self, s: hir::Constness) {
fn print_constness(&mut self, s: hir::Constness) {
match s {
hir::Constness::NotConst => {}
hir::Constness::Const => self.word_nbsp("const"),
}
}
pub fn print_unsafety(&mut self, s: hir::Unsafety) {
fn print_unsafety(&mut self, s: hir::Unsafety) {
match s {
hir::Unsafety::Normal => {}
hir::Unsafety::Unsafe => self.word_nbsp("unsafe"),
}
}
pub fn print_is_auto(&mut self, s: hir::IsAuto) {
fn print_is_auto(&mut self, s: hir::IsAuto) {
match s {
hir::IsAuto::Yes => self.word_nbsp("auto"),
hir::IsAuto::No => {}

12
compiler/rustc_hir_typeck/src/pat.rs
View File

@ -1504,9 +1504,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
{
let has_shorthand_field_name = field_patterns.iter().any(|field| field.is_shorthand);
if has_shorthand_field_name {
let path = rustc_hir_pretty::to_string(rustc_hir_pretty::NO_ANN, |s| {
s.print_qpath(qpath, false)
});
let path = rustc_hir_pretty::qpath_to_string(qpath);
let mut err = struct_span_err!(
self.tcx.sess,
pat.span,
@ -1688,9 +1686,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
return None;
}
let path = rustc_hir_pretty::to_string(rustc_hir_pretty::NO_ANN, |s| {
s.print_qpath(qpath, false)
});
let path = rustc_hir_pretty::qpath_to_string(qpath);
let mut err = struct_span_err!(
self.tcx.sess,
pat.span,
@ -1740,9 +1736,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
f
}
}
Err(_) => rustc_hir_pretty::to_string(rustc_hir_pretty::NO_ANN, |s| {
s.print_pat(field.pat)
}),
Err(_) => rustc_hir_pretty::pat_to_string(field.pat),
}
})
.collect::<Vec<String>>()

2
src/tools/clippy/clippy_lints/src/matches/match_wild_err_arm.rs
View File

@ -19,7 +19,7 @@ pub(crate) fn check<'tcx>(cx: &LateContext<'tcx>, ex: &Expr<'tcx>, arms: &[Arm<'
if is_type_diagnostic_item(cx, ex_ty, sym::Result) {
for arm in arms {
if let PatKind::TupleStruct(ref path, inner, _) = arm.pat.kind {
let path_str = rustc_hir_pretty::to_string(rustc_hir_pretty::NO_ANN, |s| s.print_qpath(path, false));
let path_str = rustc_hir_pretty::qpath_to_string(path);
if path_str == "Err" {
let mut matching_wild = inner.iter().any(is_wild);
let mut ident_bind_name = kw::Underscore;

2
src/tools/clippy/clippy_lints/src/mut_reference.rs
View File

@ -49,7 +49,7 @@ impl<'tcx> LateLintPass<'tcx> for UnnecessaryMutPassed {
cx,
arguments.iter().collect(),
cx.typeck_results().expr_ty(fn_expr),
&rustc_hir_pretty::to_string(rustc_hir_pretty::NO_ANN, |s| s.print_qpath(path, false)),
&rustc_hir_pretty::qpath_to_string(path),
"function",
);
}