Add WalkItemKind::Ctxt so AssocCtxt is not sent to non-Assoc ItemKinds

This commit is contained in:
maxcabrajac 2024-11-08 18:51:28 -03:00
parent 1236656319
commit 6180173612
7 changed files with 35 additions and 27 deletions

View File

@ -37,13 +37,14 @@ impl<A: Array> ExpectOne<A> for SmallVec<A> {
}
pub trait WalkItemKind {
type Ctxt;
fn walk(
&mut self,
span: Span,
id: NodeId,
ident: &mut Ident,
visibility: &mut Visibility,
ctxt: AssocCtxt,
ctxt: Self::Ctxt,
visitor: &mut impl MutVisitor,
);
}
@ -1088,26 +1089,27 @@ pub fn walk_block<T: MutVisitor>(vis: &mut T, block: &mut P<Block>) {
vis.visit_span(span);
}
pub fn walk_item_kind(
kind: &mut impl WalkItemKind,
pub fn walk_item_kind<K: WalkItemKind>(
kind: &mut K,
span: Span,
id: NodeId,
ident: &mut Ident,
visibility: &mut Visibility,
ctxt: AssocCtxt,
ctxt: K::Ctxt,
vis: &mut impl MutVisitor,
) {
kind.walk(span, id, ident, visibility, ctxt, vis)
}
impl WalkItemKind for ItemKind {
type Ctxt = ();
fn walk(
&mut self,
span: Span,
id: NodeId,
ident: &mut Ident,
visibility: &mut Visibility,
_ctxt: AssocCtxt,
_ctxt: Self::Ctxt,
vis: &mut impl MutVisitor,
) {
match self {
@ -1225,13 +1227,14 @@ impl WalkItemKind for ItemKind {
}
impl WalkItemKind for AssocItemKind {
type Ctxt = AssocCtxt;
fn walk(
&mut self,
span: Span,
id: NodeId,
ident: &mut Ident,
visibility: &mut Visibility,
ctxt: AssocCtxt,
ctxt: Self::Ctxt,
visitor: &mut impl MutVisitor,
) {
match self {
@ -1324,17 +1327,17 @@ pub fn walk_crate<T: MutVisitor>(vis: &mut T, krate: &mut Crate) {
vis.visit_span(inject_use_span);
}
pub fn walk_flat_map_item<K: WalkItemKind>(
pub fn walk_flat_map_item<K: WalkItemKind<Ctxt = ()>>(
visitor: &mut impl MutVisitor,
item: P<Item<K>>,
) -> SmallVec<[P<Item<K>>; 1]> {
walk_flat_map_assoc_item(visitor, item, AssocCtxt::Trait /* ignored */)
walk_flat_map_assoc_item(visitor, item, ())
}
pub fn walk_flat_map_assoc_item<K: WalkItemKind>(
visitor: &mut impl MutVisitor,
mut item: P<Item<K>>,
ctxt: AssocCtxt,
ctxt: K::Ctxt,
) -> SmallVec<[P<Item<K>>; 1]> {
let Item { ident, attrs, id, kind, vis, span, tokens } = item.deref_mut();
visitor.visit_id(id);
@ -1348,13 +1351,14 @@ pub fn walk_flat_map_assoc_item<K: WalkItemKind>(
}
impl WalkItemKind for ForeignItemKind {
type Ctxt = ();
fn walk(
&mut self,
span: Span,
id: NodeId,
ident: &mut Ident,
visibility: &mut Visibility,
_ctxt: AssocCtxt,
_ctxt: Self::Ctxt,
visitor: &mut impl MutVisitor,
) {
match self {

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@ -113,10 +113,11 @@ pub enum LifetimeCtxt {
}
pub trait WalkItemKind: Sized {
type Ctxt;
fn walk<'a, V: Visitor<'a>>(
&'a self,
item: &'a Item<Self>,
ctxt: AssocCtxt,
ctxt: Self::Ctxt,
visitor: &mut V,
) -> V::Result;
}
@ -337,10 +338,11 @@ pub fn walk_trait_ref<'a, V: Visitor<'a>>(visitor: &mut V, trait_ref: &'a TraitR
}
impl WalkItemKind for ItemKind {
type Ctxt = ();
fn walk<'a, V: Visitor<'a>>(
&'a self,
item: &'a Item<Self>,
_ctxt: AssocCtxt,
_ctxt: Self::Ctxt,
visitor: &mut V,
) -> V::Result {
let Item { id, span, vis, ident, .. } = item;
@ -449,9 +451,9 @@ impl WalkItemKind for ItemKind {
pub fn walk_item<'a, V: Visitor<'a>>(
visitor: &mut V,
item: &'a Item<impl WalkItemKind>,
item: &'a Item<impl WalkItemKind<Ctxt = ()>>,
) -> V::Result {
walk_assoc_item(visitor, item, AssocCtxt::Trait /*ignored*/)
walk_assoc_item(visitor, item, ())
}
pub fn walk_enum_def<'a, V: Visitor<'a>>(
@ -681,10 +683,11 @@ pub fn walk_pat<'a, V: Visitor<'a>>(visitor: &mut V, pattern: &'a Pat) -> V::Res
}
impl WalkItemKind for ForeignItemKind {
type Ctxt = ();
fn walk<'a, V: Visitor<'a>>(
&'a self,
item: &'a Item<Self>,
_ctxt: AssocCtxt,
_ctxt: Self::Ctxt,
visitor: &mut V,
) -> V::Result {
let Item { id, span, ident, vis, .. } = item;
@ -844,10 +847,11 @@ pub fn walk_fn<'a, V: Visitor<'a>>(visitor: &mut V, kind: FnKind<'a>) -> V::Resu
}
impl WalkItemKind for AssocItemKind {
type Ctxt = AssocCtxt;
fn walk<'a, V: Visitor<'a>>(
&'a self,
item: &'a Item<Self>,
ctxt: AssocCtxt,
ctxt: Self::Ctxt,
visitor: &mut V,
) -> V::Result {
let Item { id, span, ident, vis, .. } = item;
@ -906,10 +910,10 @@ impl WalkItemKind for AssocItemKind {
}
}
pub fn walk_assoc_item<'a, V: Visitor<'a>>(
pub fn walk_assoc_item<'a, V: Visitor<'a>, K: WalkItemKind>(
visitor: &mut V,
item: &'a Item<impl WalkItemKind>,
ctxt: AssocCtxt,
item: &'a Item<K>,
ctxt: K::Ctxt,
) -> V::Result {
let Item { id: _, span: _, ident, vis, attrs, kind, tokens: _ } = item;
walk_list!(visitor, visit_attribute, attrs);

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@ -247,10 +247,10 @@ impl MutVisitor for CfgEval<'_> {
fn flat_map_assoc_item(
&mut self,
item: P<ast::AssocItem>,
_ctxt: AssocCtxt,
ctxt: AssocCtxt,
) -> SmallVec<[P<ast::AssocItem>; 1]> {
let item = configure!(self, item);
mut_visit::walk_flat_map_item(self, item)
mut_visit::walk_flat_map_assoc_item(self, item, ctxt)
}
fn flat_map_foreign_item(

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@ -6,7 +6,7 @@ use rustc_ast as ast;
use rustc_ast::entry::EntryPointType;
use rustc_ast::mut_visit::*;
use rustc_ast::ptr::P;
use rustc_ast::visit::{AssocCtxt, Visitor, walk_item};
use rustc_ast::visit::{Visitor, walk_item};
use rustc_ast::{ModKind, attr};
use rustc_errors::DiagCtxtHandle;
use rustc_expand::base::{ExtCtxt, ResolverExpand};
@ -150,7 +150,7 @@ impl<'a> MutVisitor for TestHarnessGenerator<'a> {
item.id,
&mut item.ident,
&mut item.vis,
AssocCtxt::Trait, /* ignored */
(),
self,
);
self.add_test_cases(item.id, span, prev_tests);

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@ -1303,7 +1303,7 @@ impl InvocationCollectorNode for AstNodeWrapper<P<ast::AssocItem>, TraitItemTag>
fragment.make_trait_items()
}
fn walk_flat_map<V: MutVisitor>(self, visitor: &mut V) -> Self::OutputTy {
walk_flat_map_item(visitor, self.wrapped)
walk_flat_map_assoc_item(visitor, self.wrapped, AssocCtxt::Trait)
}
fn is_mac_call(&self) -> bool {
matches!(self.wrapped.kind, AssocItemKind::MacCall(..))
@ -1344,7 +1344,7 @@ impl InvocationCollectorNode for AstNodeWrapper<P<ast::AssocItem>, ImplItemTag>
fragment.make_impl_items()
}
fn walk_flat_map<V: MutVisitor>(self, visitor: &mut V) -> Self::OutputTy {
walk_flat_map_item(visitor, self.wrapped)
walk_flat_map_assoc_item(visitor, self.wrapped, AssocCtxt::Impl)
}
fn is_mac_call(&self) -> bool {
matches!(self.wrapped.kind, AssocItemKind::MacCall(..))

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@ -286,7 +286,7 @@ impl MutVisitor for PlaceholderExpander {
AssocCtxt::Impl => it.make_impl_items(),
}
}
_ => walk_flat_map_item(self, item),
_ => walk_flat_map_assoc_item(self, item, ctxt),
}
}

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@ -1324,7 +1324,7 @@ impl<'a, 'ra, 'tcx> Visitor<'a> for BuildReducedGraphVisitor<'a, 'ra, 'tcx> {
// This way they can use `macro_rules` defined later.
self.visit_vis(&item.vis);
self.visit_ident(&item.ident);
item.kind.walk(item, AssocCtxt::Trait, self);
item.kind.walk(item, (), self);
visit::walk_list!(self, visit_attribute, &item.attrs);
}
_ => visit::walk_item(self, item),