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remove ItemLikeVisitor impl for EntryContext

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Signed-off-by: Miguel Guarniz <mi9uel9@gmail.com>
This commit is contained in:
Miguel Guarniz 2022-05-03 17:25:42 -04:00
parent dab0e75911
commit fb73ae2c8a
1 changed files with 8 additions and 23 deletions
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31
compiler/rustc_passes/src/entry.rs
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@ -1,8 +1,7 @@
use rustc_ast::entry::EntryPointType; use rustc_ast::entry::EntryPointType;
use rustc_errors::struct_span_err; use rustc_errors::struct_span_err;
use rustc_hir::def_id::{DefId, LocalDefId, CRATE_DEF_ID, LOCAL_CRATE}; use rustc_hir::def_id::{DefId, LocalDefId, CRATE_DEF_ID, LOCAL_CRATE};
use rustc_hir::itemlikevisit::ItemLikeVisitor; use rustc_hir::{Item, ItemKind, Node, CRATE_HIR_ID};
use rustc_hir::{ForeignItem, ImplItem, Item, ItemKind, Node, TraitItem, CRATE_HIR_ID};
use rustc_middle::ty::query::Providers; use rustc_middle::ty::query::Providers;
use rustc_middle::ty::{DefIdTree, TyCtxt}; use rustc_middle::ty::{DefIdTree, TyCtxt};
use rustc_session::config::{CrateType, EntryFnType}; use rustc_session::config::{CrateType, EntryFnType};
@ -25,25 +24,6 @@ struct EntryContext<'tcx> {
non_main_fns: Vec<Span>, non_main_fns: Vec<Span>,
} }
impl<'tcx> ItemLikeVisitor<'tcx> for EntryContext<'tcx> {
fn visit_item(&mut self, item: &'tcx Item<'tcx>) {
let at_root = self.tcx.opt_local_parent(item.def_id) == Some(CRATE_DEF_ID);
find_item(item, self, at_root);
}
fn visit_trait_item(&mut self, _trait_item: &'tcx TraitItem<'tcx>) {
// Entry fn is never a trait item.
}
fn visit_impl_item(&mut self, _impl_item: &'tcx ImplItem<'tcx>) {
// Entry fn is never a trait item.
}
fn visit_foreign_item(&mut self, _: &'tcx ForeignItem<'tcx>) {
// Entry fn is never a foreign item.
}
}
fn entry_fn(tcx: TyCtxt<'_>, (): ()) -> Option<(DefId, EntryFnType)> { fn entry_fn(tcx: TyCtxt<'_>, (): ()) -> Option<(DefId, EntryFnType)> {
let any_exe = tcx.sess.crate_types().iter().any(|ty| *ty == CrateType::Executable); let any_exe = tcx.sess.crate_types().iter().any(|ty| *ty == CrateType::Executable);
if !any_exe { if !any_exe {
@ -59,7 +39,10 @@ fn entry_fn(tcx: TyCtxt<'_>, (): ()) -> Option<(DefId, EntryFnType)> {
let mut ctxt = let mut ctxt =
EntryContext { tcx, attr_main_fn: None, start_fn: None, non_main_fns: Vec::new() }; EntryContext { tcx, attr_main_fn: None, start_fn: None, non_main_fns: Vec::new() };
tcx.hir().visit_all_item_likes(&mut ctxt); for id in tcx.hir().items() {
let item = tcx.hir().item(id);
find_item(item, &mut ctxt);
}
configure_main(tcx, &ctxt) configure_main(tcx, &ctxt)
} }
@ -89,7 +72,9 @@ fn throw_attr_err(sess: &Session, span: Span, attr: &str) {
.emit(); .emit();
} }
fn find_item(item: &Item<'_>, ctxt: &mut EntryContext<'_>, at_root: bool) { fn find_item(item: &Item<'_>, ctxt: &mut EntryContext<'_>) {
let at_root = ctxt.tcx.opt_local_parent(item.def_id) == Some(CRATE_DEF_ID);
match entry_point_type(ctxt, item, at_root) { match entry_point_type(ctxt, item, at_root) {
EntryPointType::None => (), EntryPointType::None => (),
_ if !matches!(item.kind, ItemKind::Fn(..)) => { _ if !matches!(item.kind, ItemKind::Fn(..)) => {