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Prepare for adding a TyCtxt to Resolver

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This commit is contained in:
Oli Scherer 2023-02-20 10:38:48 +00:00
parent 7e253a7fb2
commit d191de63f0
9 changed files with 247 additions and 194 deletions
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65
compiler/rustc_resolve/src/build_reduced_graph.rs
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@ -133,8 +133,8 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
Some(self.new_module(
parent,
ModuleKind::Def(def_kind, def_id, name),
self.cstore().module_expansion_untracked(def_id, &self.session),
self.cstore().get_span_untracked(def_id, &self.session),
self.cstore().module_expansion_untracked(def_id, &self.tcx.sess),
self.cstore().get_span_untracked(def_id, &self.tcx.sess),
// FIXME: Account for `#[no_implicit_prelude]` attributes.
parent.map_or(false, |module| module.no_implicit_prelude),
))
@ -179,7 +179,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
return macro_data.clone();
}
let (ext, macro_rules) = match self.cstore().load_macro_untracked(def_id, &self.session) {
let (ext, macro_rules) = match self.cstore().load_macro_untracked(def_id, &self.tcx.sess) {
LoadedMacro::MacroDef(item, edition) => (
Lrc::new(self.compile_macro(&item, edition).0),
matches!(item.kind, ItemKind::MacroDef(def) if def.macro_rules),
@ -205,7 +205,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
pub(crate) fn build_reduced_graph_external(&mut self, module: Module<'a>) {
for child in
Vec::from_iter(self.cstore().module_children_untracked(module.def_id(), self.session))
Vec::from_iter(self.cstore().module_children_untracked(module.def_id(), self.tcx.sess))
{
let parent_scope = ParentScope::module(module, self);
BuildReducedGraphVisitor { r: self, parent_scope }
@ -346,7 +346,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
fn insert_field_names_extern(&mut self, def_id: DefId) {
let field_names =
self.r.cstore().struct_field_names_untracked(def_id, self.r.session).collect();
self.r.cstore().struct_field_names_untracked(def_id, self.r.tcx.sess).collect();
self.r.field_names.insert(def_id, field_names);
}
@ -539,14 +539,15 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
}
self.r
.session
.tcx
.sess
.struct_span_err(item.span, "`$crate` may not be imported")
.emit();
}
}
if ident.name == kw::Crate {
self.r.session.span_err(
self.r.tcx.sess.span_err(
ident.span,
"crate root imports need to be explicitly named: \
`use crate as name;`",
@ -575,7 +576,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
}
ast::UseTreeKind::Glob => {
let kind = ImportKind::Glob {
is_prelude: self.r.session.contains_name(&item.attrs, sym::prelude_import),
is_prelude: self.r.tcx.sess.contains_name(&item.attrs, sym::prelude_import),
max_vis: Cell::new(None),
id,
};
@ -690,7 +691,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
expansion.to_expn_id(),
item.span,
parent.no_implicit_prelude
|| self.r.session.contains_name(&item.attrs, sym::no_implicit_prelude),
|| self.r.tcx.sess.contains_name(&item.attrs, sym::no_implicit_prelude),
);
self.r.define(parent, ident, TypeNS, (module, vis, sp, expansion));
@ -755,7 +756,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
// If the structure is marked as non_exhaustive then lower the visibility
// to within the crate.
let mut ctor_vis = if vis.is_public()
&& self.r.session.contains_name(&item.attrs, sym::non_exhaustive)
&& self.r.tcx.sess.contains_name(&item.attrs, sym::non_exhaustive)
{
ty::Visibility::Restricted(CRATE_DEF_ID)
} else {
@ -837,7 +838,8 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
let (used, module, binding) = if orig_name.is_none() && ident.name == kw::SelfLower {
self.r
.session
.tcx
.sess
.struct_span_err(item.span, "`extern crate self;` requires renaming")
.span_suggestion(
item.span,
@ -887,7 +889,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
{
let msg = "macro-expanded `extern crate` items cannot \
shadow names passed with `--extern`";
self.r.session.span_err(item.span, msg);
self.r.tcx.sess.span_err(item.span, msg);
}
}
let entry = self.r.extern_prelude.entry(ident.normalize_to_macros_2_0()).or_insert(
@ -1014,7 +1016,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
}
Res::Def(DefKind::Union, def_id) => self.insert_field_names_extern(def_id),
Res::Def(DefKind::AssocFn, def_id) => {
if cstore.fn_has_self_parameter_untracked(def_id, self.r.session) {
if cstore.fn_has_self_parameter_untracked(def_id, self.r.tcx.sess) {
self.r.has_self.insert(def_id);
}
}
@ -1033,7 +1035,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
let msg = format!("`{}` is already in scope", name);
let note =
"macro-expanded `#[macro_use]`s may not shadow existing macros (see RFC 1560)";
self.r.session.struct_span_err(span, &msg).note(note).emit();
self.r.tcx.sess.struct_span_err(span, &msg).note(note).emit();
}
}
@ -1045,7 +1047,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
if attr.has_name(sym::macro_use) {
if self.parent_scope.module.parent.is_some() {
struct_span_err!(
self.r.session,
self.r.tcx.sess,
item.span,
E0468,
"an `extern crate` loading macros must be at the crate root"
@ -1055,7 +1057,8 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
if let ItemKind::ExternCrate(Some(orig_name)) = item.kind {
if orig_name == kw::SelfLower {
self.r
.session
.tcx
.sess
.struct_span_err(
attr.span,
"`#[macro_use]` is not supported on `extern crate self`",
@ -1064,7 +1067,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
}
}
let ill_formed = |span| {
struct_span_err!(self.r.session, span, E0466, "bad macro import").emit();
struct_span_err!(self.r.tcx.sess, span, E0466, "bad macro import").emit();
};
match attr.meta() {
Some(meta) => match meta.kind {
@ -1135,8 +1138,13 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
allow_shadowing,
);
} else {
struct_span_err!(self.r.session, ident.span, E0469, "imported macro not found")
.emit();
struct_span_err!(
self.r.tcx.sess,
ident.span,
E0469,
"imported macro not found"
)
.emit();
}
}
}
@ -1148,7 +1156,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
for attr in attrs {
if attr.has_name(sym::macro_escape) {
let msg = "`#[macro_escape]` is a deprecated synonym for `#[macro_use]`";
let mut err = self.r.session.struct_span_warn(attr.span, msg);
let mut err = self.r.tcx.sess.struct_span_warn(attr.span, msg);
if let ast::AttrStyle::Inner = attr.style {
err.help("try an outer attribute: `#[macro_use]`").emit();
} else {
@ -1159,7 +1167,10 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
}
if !attr.is_word() {
self.r.session.span_err(attr.span, "arguments to `macro_use` are not allowed here");
self.r
.tcx
.sess
.span_err(attr.span, "arguments to `macro_use` are not allowed here");
}
return true;
}
@ -1183,11 +1194,11 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
}
fn proc_macro_stub(&self, item: &ast::Item) -> Option<(MacroKind, Ident, Span)> {
if self.r.session.contains_name(&item.attrs, sym::proc_macro) {
if self.r.tcx.sess.contains_name(&item.attrs, sym::proc_macro) {
return Some((MacroKind::Bang, item.ident, item.span));
} else if self.r.session.contains_name(&item.attrs, sym::proc_macro_attribute) {
} else if self.r.tcx.sess.contains_name(&item.attrs, sym::proc_macro_attribute) {
return Some((MacroKind::Attr, item.ident, item.span));
} else if let Some(attr) = self.r.session.find_by_name(&item.attrs, sym::proc_macro_derive)
} else if let Some(attr) = self.r.tcx.sess.find_by_name(&item.attrs, sym::proc_macro_derive)
{
if let Some(nested_meta) = attr.meta_item_list().and_then(|list| list.get(0).cloned()) {
if let Some(ident) = nested_meta.ident() {
@ -1222,7 +1233,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
let def_id = self.r.local_def_id(item.id);
let (ext, ident, span, macro_rules, rule_spans) = match &item.kind {
ItemKind::MacroDef(def) => {
let (ext, rule_spans) = self.r.compile_macro(item, self.r.session.edition());
let (ext, rule_spans) = self.r.compile_macro(item, self.r.tcx.sess.edition());
let ext = Lrc::new(ext);
(ext, item.ident, item.span, def.macro_rules, rule_spans)
}
@ -1243,7 +1254,7 @@ impl<'a, 'b, 'tcx> BuildReducedGraphVisitor<'a, 'b, 'tcx> {
if macro_rules {
let ident = ident.normalize_to_macros_2_0();
self.r.macro_names.insert(ident);
let is_macro_export = self.r.session.contains_name(&item.attrs, sym::macro_export);
let is_macro_export = self.r.tcx.sess.contains_name(&item.attrs, sym::macro_export);
let vis = if is_macro_export {
ty::Visibility::Public
} else {
@ -1507,7 +1518,7 @@ impl<'a, 'b, 'tcx> Visitor<'b> for BuildReducedGraphVisitor<'a, 'b, 'tcx> {
// If the variant is marked as non_exhaustive then lower the visibility to within the crate.
let ctor_vis = if vis.is_public()
&& self.r.session.contains_name(&variant.attrs, sym::non_exhaustive)
&& self.r.tcx.sess.contains_name(&variant.attrs, sym::non_exhaustive)
{
ty::Visibility::Restricted(CRATE_DEF_ID)
} else {